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[rt] Update to 4.19.132-rt59

This commit is contained in:
Salvatore Bonaccorso 2020-07-15 22:05:29 +02:00
parent 214a334057
commit 2694e4dd10
331 changed files with 2396 additions and 2381 deletions
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3
debian/changelog vendored
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@ -36,6 +36,9 @@ linux (4.19.132-1) UNRELEASED; urgency=medium
- dm zoned: assign max_io_len correctly - dm zoned: assign max_io_len correctly
- efi: Make it possible to disable efivar_ssdt entirely - efi: Make it possible to disable efivar_ssdt entirely
[ Salvatore Bonaccorso ]
* [rt] Update to 4.19.132-rt59
-- Salvatore Bonaccorso <carnil@debian.org> Tue, 14 Jul 2020 21:48:28 +0200 -- Salvatore Bonaccorso <carnil@debian.org> Tue, 14 Jul 2020 21:48:28 +0200
linux (4.19.131-2) buster; urgency=medium linux (4.19.131-2) buster; urgency=medium

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debian/patches-rt/0001-ARM-at91-add-TCB-registers-definitions.patch vendored
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@ -1,9 +1,9 @@
From 07cd0dbc80b976663c80755496a03f288decfe5a Mon Sep 17 00:00:00 2001 From 832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81 Mon Sep 17 00:00:00 2001
Message-Id: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> Message-Id: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:18 +0200 Date: Thu, 13 Sep 2018 13:30:18 +0200
Subject: [PATCH 001/330] ARM: at91: add TCB registers definitions Subject: [PATCH 001/329] ARM: at91: add TCB registers definitions
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Add registers and bits definitions for the timer counter blocks found on Add registers and bits definitions for the timer counter blocks found on
Atmel ARM SoCs. Atmel ARM SoCs.

12
debian/patches-rt/0002-clocksource-drivers-Add-a-new-driver-for-the-Atmel-A.patch vendored
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@ -1,12 +1,12 @@
From 3a7e05ef840a3ba6b67e57c983330a57fd7a6e65 Mon Sep 17 00:00:00 2001 From e2dc33e3c6862f67375763e71e0faa769276a14d Mon Sep 17 00:00:00 2001
Message-Id: <3a7e05ef840a3ba6b67e57c983330a57fd7a6e65.1592846146.git.zanussi@kernel.org> Message-Id: <e2dc33e3c6862f67375763e71e0faa769276a14d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:19 +0200 Date: Thu, 13 Sep 2018 13:30:19 +0200
Subject: [PATCH 002/330] clocksource/drivers: Add a new driver for the Atmel Subject: [PATCH 002/329] clocksource/drivers: Add a new driver for the Atmel
ARM TC blocks ARM TC blocks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Add a driver for the Atmel Timer Counter Blocks. This driver provides a Add a driver for the Atmel Timer Counter Blocks. This driver provides a
clocksource and two clockevent devices. clocksource and two clockevent devices.

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debian/patches-rt/0003-clocksource-drivers-timer-atmel-tcb-add-clockevent-d.patch vendored
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@ -1,12 +1,12 @@
From d6eb03e5f67486085de39ec702182866ffdced2b Mon Sep 17 00:00:00 2001 From 973df36d2ea81e30640a9618db832a77d03287f6 Mon Sep 17 00:00:00 2001
Message-Id: <d6eb03e5f67486085de39ec702182866ffdced2b.1592846146.git.zanussi@kernel.org> Message-Id: <973df36d2ea81e30640a9618db832a77d03287f6.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:20 +0200 Date: Thu, 13 Sep 2018 13:30:20 +0200
Subject: [PATCH 003/330] clocksource/drivers: timer-atmel-tcb: add clockevent Subject: [PATCH 003/329] clocksource/drivers: timer-atmel-tcb: add clockevent
device on separate channel device on separate channel
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Add an other clockevent device that uses a separate TCB channel when Add an other clockevent device that uses a separate TCB channel when
available. available.

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debian/patches-rt/0004-clocksource-drivers-atmel-pit-make-option-silent.patch vendored
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@ -1,11 +1,11 @@
From a6a73dbfa9364e274c53e48d7688f6e8ec5590e4 Mon Sep 17 00:00:00 2001 From 6585d2242c353963685bd6af832ed97e9a27255a Mon Sep 17 00:00:00 2001
Message-Id: <a6a73dbfa9364e274c53e48d7688f6e8ec5590e4.1592846146.git.zanussi@kernel.org> Message-Id: <6585d2242c353963685bd6af832ed97e9a27255a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:21 +0200 Date: Thu, 13 Sep 2018 13:30:21 +0200
Subject: [PATCH 004/330] clocksource/drivers: atmel-pit: make option silent Subject: [PATCH 004/329] clocksource/drivers: atmel-pit: make option silent
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
To conform with the other option, make the ATMEL_PIT option silent so it To conform with the other option, make the ATMEL_PIT option silent so it
can be selected from the platform can be selected from the platform

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debian/patches-rt/0005-ARM-at91-Implement-clocksource-selection.patch vendored
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@ -1,11 +1,11 @@
From df1a4ba0a8f32ea01c78c697ec86f13cce3ef643 Mon Sep 17 00:00:00 2001 From d7c4971ed35222efb7237485812eab5b3e72938e Mon Sep 17 00:00:00 2001
Message-Id: <df1a4ba0a8f32ea01c78c697ec86f13cce3ef643.1592846146.git.zanussi@kernel.org> Message-Id: <d7c4971ed35222efb7237485812eab5b3e72938e.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:22 +0200 Date: Thu, 13 Sep 2018 13:30:22 +0200
Subject: [PATCH 005/330] ARM: at91: Implement clocksource selection Subject: [PATCH 005/329] ARM: at91: Implement clocksource selection
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Allow selecting and unselecting the PIT clocksource driver so it doesn't Allow selecting and unselecting the PIT clocksource driver so it doesn't
have to be compile when unused. have to be compile when unused.

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debian/patches-rt/0006-ARM-configs-at91-use-new-TCB-timer-driver.patch vendored
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@ -1,11 +1,11 @@
From dcb2bbcbb30d20da84674245778e0331a11506db Mon Sep 17 00:00:00 2001 From 96f44f96d14cb5465687b6c7d6ec2cf4d26d449d Mon Sep 17 00:00:00 2001
Message-Id: <dcb2bbcbb30d20da84674245778e0331a11506db.1592846146.git.zanussi@kernel.org> Message-Id: <96f44f96d14cb5465687b6c7d6ec2cf4d26d449d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:23 +0200 Date: Thu, 13 Sep 2018 13:30:23 +0200
Subject: [PATCH 006/330] ARM: configs: at91: use new TCB timer driver Subject: [PATCH 006/329] ARM: configs: at91: use new TCB timer driver
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Unselecting ATMEL_TCLIB switches the TCB timer driver from tcb_clksrc to Unselecting ATMEL_TCLIB switches the TCB timer driver from tcb_clksrc to
timer-atmel-tcb. timer-atmel-tcb.

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debian/patches-rt/0007-ARM-configs-at91-unselect-PIT.patch vendored
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@ -1,11 +1,11 @@
From 53515792129df60191ffab76cbcb7e98acbfb445 Mon Sep 17 00:00:00 2001 From 1d94c2c8967e08c944fc90a6787c242793e7b3cc Mon Sep 17 00:00:00 2001
Message-Id: <53515792129df60191ffab76cbcb7e98acbfb445.1592846146.git.zanussi@kernel.org> Message-Id: <1d94c2c8967e08c944fc90a6787c242793e7b3cc.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:24 +0200 Date: Thu, 13 Sep 2018 13:30:24 +0200
Subject: [PATCH 007/330] ARM: configs: at91: unselect PIT Subject: [PATCH 007/329] ARM: configs: at91: unselect PIT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The PIT is not required anymore to successfully boot and may actually harm The PIT is not required anymore to successfully boot and may actually harm
in case preempt-rt is used because the PIT interrupt is shared. in case preempt-rt is used because the PIT interrupt is shared.

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debian/patches-rt/0008-irqchip-gic-v3-its-Move-pending-table-allocation-to-.patch vendored
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@ -1,12 +1,12 @@
From 63a0ba1dbc5b216456c687723511cf8e3c4c5cf7 Mon Sep 17 00:00:00 2001 From 0b822e3b084ef66097cc19d9fcd35ee4ab6eccbc Mon Sep 17 00:00:00 2001
Message-Id: <63a0ba1dbc5b216456c687723511cf8e3c4c5cf7.1592846146.git.zanussi@kernel.org> Message-Id: <0b822e3b084ef66097cc19d9fcd35ee4ab6eccbc.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Marc Zyngier <marc.zyngier@arm.com> From: Marc Zyngier <marc.zyngier@arm.com>
Date: Fri, 27 Jul 2018 13:38:54 +0100 Date: Fri, 27 Jul 2018 13:38:54 +0100
Subject: [PATCH 008/330] irqchip/gic-v3-its: Move pending table allocation to Subject: [PATCH 008/329] irqchip/gic-v3-its: Move pending table allocation to
init time init time
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>

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debian/patches-rt/0009-kthread-convert-worker-lock-to-raw-spinlock.patch vendored
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@ -1,11 +1,11 @@
From 2b88f6517aa1aae701189bc677e368206ec2dfaa Mon Sep 17 00:00:00 2001 From c9d7a2fed0bcf2c9a82c59ebcbc2a9a11a198f3b Mon Sep 17 00:00:00 2001
Message-Id: <2b88f6517aa1aae701189bc677e368206ec2dfaa.1592846147.git.zanussi@kernel.org> Message-Id: <c9d7a2fed0bcf2c9a82c59ebcbc2a9a11a198f3b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Julia Cartwright <julia@ni.com> From: Julia Cartwright <julia@ni.com>
Date: Fri, 28 Sep 2018 21:03:51 +0000 Date: Fri, 28 Sep 2018 21:03:51 +0000
Subject: [PATCH 009/330] kthread: convert worker lock to raw spinlock Subject: [PATCH 009/329] kthread: convert worker lock to raw spinlock
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
In order to enable the queuing of kthread work items from hardirq In order to enable the queuing of kthread work items from hardirq
context even when PREEMPT_RT_FULL is enabled, convert the worker context even when PREEMPT_RT_FULL is enabled, convert the worker

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debian/patches-rt/0010-crypto-caam-qi-simplify-CGR-allocation-freeing.patch vendored
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@ -1,14 +1,14 @@
From ece8b73ec8e440bd4a31c3e365262f6f77321377 Mon Sep 17 00:00:00 2001 From 32f8d559da2d1a8bcc3d3354e6e2cbe244a5da2f Mon Sep 17 00:00:00 2001
Message-Id: <ece8b73ec8e440bd4a31c3e365262f6f77321377.1592846147.git.zanussi@kernel.org> Message-Id: <32f8d559da2d1a8bcc3d3354e6e2cbe244a5da2f.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: =?UTF-8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com> From: =?UTF-8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com>
Date: Mon, 8 Oct 2018 14:09:37 +0300 Date: Mon, 8 Oct 2018 14:09:37 +0300
Subject: [PATCH 010/330] crypto: caam/qi - simplify CGR allocation, freeing Subject: [PATCH 010/329] crypto: caam/qi - simplify CGR allocation, freeing
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
[Upstream commit 29e83c757006fd751966bdc53392bb22d74179c6] [Upstream commit 29e83c757006fd751966bdc53392bb22d74179c6]

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debian/patches-rt/0011-sched-fair-Robustify-CFS-bandwidth-timer-locking.patch vendored
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@ -1,11 +1,11 @@
From 523d1d6151bf8e68c3a6f27bfa42f3166966a8c7 Mon Sep 17 00:00:00 2001 From 4e9e5190267f92f4430dbcde4e7fe5d29acb26d3 Mon Sep 17 00:00:00 2001
Message-Id: <523d1d6151bf8e68c3a6f27bfa42f3166966a8c7.1592846147.git.zanussi@kernel.org> Message-Id: <4e9e5190267f92f4430dbcde4e7fe5d29acb26d3.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 7 Jan 2019 13:52:31 +0100 Date: Mon, 7 Jan 2019 13:52:31 +0100
Subject: [PATCH 011/330] sched/fair: Robustify CFS-bandwidth timer locking Subject: [PATCH 011/329] sched/fair: Robustify CFS-bandwidth timer locking
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Traditionally hrtimer callbacks were run with IRQs disabled, but with Traditionally hrtimer callbacks were run with IRQs disabled, but with
the introduction of HRTIMER_MODE_SOFT it is possible they run from the introduction of HRTIMER_MODE_SOFT it is possible they run from
@ -33,7 +33,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 16 insertions(+), 14 deletions(-) 1 file changed, 16 insertions(+), 14 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 86ccaaf0c1bf..ded41daf0d73 100644 index 92b1e71f13c8..a05bcb5f5c26 100644
--- a/kernel/sched/fair.c --- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c +++ b/kernel/sched/fair.c
@@ -4597,7 +4597,7 @@ static u64 distribute_cfs_runtime(struct cfs_bandwidth *cfs_b, u64 remaining) @@ -4597,7 +4597,7 @@ static u64 distribute_cfs_runtime(struct cfs_bandwidth *cfs_b, u64 remaining)

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debian/patches-rt/0012-arm-Convert-arm-boot_lock-to-raw.patch vendored
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@ -1,11 +1,11 @@
From b5330f7774aae315712657ef2004c84d1085246d Mon Sep 17 00:00:00 2001 From 8f09b49880e9787d12d0d4374d3389e9fa98b998 Mon Sep 17 00:00:00 2001
Message-Id: <b5330f7774aae315712657ef2004c84d1085246d.1592846147.git.zanussi@kernel.org> Message-Id: <8f09b49880e9787d12d0d4374d3389e9fa98b998.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Frank Rowand <frank.rowand@am.sony.com> From: Frank Rowand <frank.rowand@am.sony.com>
Date: Mon, 19 Sep 2011 14:51:14 -0700 Date: Mon, 19 Sep 2011 14:51:14 -0700
Subject: [PATCH 012/330] arm: Convert arm boot_lock to raw Subject: [PATCH 012/329] arm: Convert arm boot_lock to raw
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The arm boot_lock is used by the secondary processor startup code. The locking The arm boot_lock is used by the secondary processor startup code. The locking
task is the idle thread, which has idle->sched_class == &idle_sched_class. task is the idle thread, which has idle->sched_class == &idle_sched_class.

12
debian/patches-rt/0013-x86-ioapic-Don-t-let-setaffinity-unmask-threaded-EOI.patch vendored
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@ -1,12 +1,12 @@
From 9fc24b69a709c6f6dffa94b71a56c271dd6211c0 Mon Sep 17 00:00:00 2001 From 309eeb867ddba794bd01ff1616eac9bc3c3791c6 Mon Sep 17 00:00:00 2001
Message-Id: <9fc24b69a709c6f6dffa94b71a56c271dd6211c0.1592846147.git.zanussi@kernel.org> Message-Id: <309eeb867ddba794bd01ff1616eac9bc3c3791c6.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 17 Jul 2018 18:25:31 +0200 Date: Tue, 17 Jul 2018 18:25:31 +0200
Subject: [PATCH 013/330] x86/ioapic: Don't let setaffinity unmask threaded EOI Subject: [PATCH 013/329] x86/ioapic: Don't let setaffinity unmask threaded EOI
interrupt too early interrupt too early
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
There is an issue with threaded interrupts which are marked ONESHOT There is an issue with threaded interrupts which are marked ONESHOT
and using the fasteoi handler. and using the fasteoi handler.

12
debian/patches-rt/0014-cgroup-use-irqsave-in-cgroup_rstat_flush_locked.patch vendored
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@ -1,11 +1,11 @@
From 4a35b70a502fad9d53627081bf02ba98ed08ae4e Mon Sep 17 00:00:00 2001 From aabbb543ca4b9a9bc2922b2c0b5538fd8c1460b8 Mon Sep 17 00:00:00 2001
Message-Id: <4a35b70a502fad9d53627081bf02ba98ed08ae4e.1592846147.git.zanussi@kernel.org> Message-Id: <aabbb543ca4b9a9bc2922b2c0b5538fd8c1460b8.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 18:19:48 +0200 Date: Tue, 3 Jul 2018 18:19:48 +0200
Subject: [PATCH 014/330] cgroup: use irqsave in cgroup_rstat_flush_locked() Subject: [PATCH 014/329] cgroup: use irqsave in cgroup_rstat_flush_locked()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
All callers of cgroup_rstat_flush_locked() acquire cgroup_rstat_lock All callers of cgroup_rstat_flush_locked() acquire cgroup_rstat_lock
either with spin_lock_irq() or spin_lock_irqsave(). either with spin_lock_irq() or spin_lock_irqsave().

12
debian/patches-rt/0015-fscache-initialize-cookie-hash-table-raw-spinlocks.patch vendored
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@ -1,11 +1,11 @@
From a2f42d911a79b4a69a234abb2540b7e45e136358 Mon Sep 17 00:00:00 2001 From 7c9df5c1b58a7859ef142b8aa653626bced61cdb Mon Sep 17 00:00:00 2001
Message-Id: <a2f42d911a79b4a69a234abb2540b7e45e136358.1592846147.git.zanussi@kernel.org> Message-Id: <7c9df5c1b58a7859ef142b8aa653626bced61cdb.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Clark Williams <williams@redhat.com> From: Clark Williams <williams@redhat.com>
Date: Tue, 3 Jul 2018 13:34:30 -0500 Date: Tue, 3 Jul 2018 13:34:30 -0500
Subject: [PATCH 015/330] fscache: initialize cookie hash table raw spinlocks Subject: [PATCH 015/329] fscache: initialize cookie hash table raw spinlocks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The fscache cookie mechanism uses a hash table of hlist_bl_head structures. The The fscache cookie mechanism uses a hash table of hlist_bl_head structures. The
PREEMPT_RT patcheset adds a raw spinlock to this structure and so on PREEMPT_RT PREEMPT_RT patcheset adds a raw spinlock to this structure and so on PREEMPT_RT

12
debian/patches-rt/0016-Drivers-hv-vmbus-include-header-for-get_irq_regs.patch vendored
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@ -1,14 +1,14 @@
From ed83918632048e1a2aaeef2357ac17050d4c0897 Mon Sep 17 00:00:00 2001 From 9de54a8f8bd75789fe994fdbd84724ffc4331bde Mon Sep 17 00:00:00 2001
Message-Id: <ed83918632048e1a2aaeef2357ac17050d4c0897.1592846147.git.zanussi@kernel.org> Message-Id: <9de54a8f8bd75789fe994fdbd84724ffc4331bde.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 29 Aug 2018 21:59:04 +0200 Date: Wed, 29 Aug 2018 21:59:04 +0200
Subject: [PATCH 016/330] Drivers: hv: vmbus: include header for get_irq_regs() Subject: [PATCH 016/329] Drivers: hv: vmbus: include header for get_irq_regs()
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
On !RT the header file get_irq_regs() gets pulled in via other header files. On On !RT the header file get_irq_regs() gets pulled in via other header files. On
RT it does not and the build fails: RT it does not and the build fails:

12
debian/patches-rt/0017-percpu-include-irqflags.h-for-raw_local_irq_save.patch vendored
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@ -1,11 +1,11 @@
From 67955e639b641e0d236cb72fbfb78d513f815ce4 Mon Sep 17 00:00:00 2001 From 0c8f6d96e3ffefd149facbc13f4c9cfe5f11e9e5 Mon Sep 17 00:00:00 2001
Message-Id: <67955e639b641e0d236cb72fbfb78d513f815ce4.1592846147.git.zanussi@kernel.org> Message-Id: <0c8f6d96e3ffefd149facbc13f4c9cfe5f11e9e5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 11 Oct 2018 16:39:59 +0200 Date: Thu, 11 Oct 2018 16:39:59 +0200
Subject: [PATCH 017/330] percpu: include irqflags.h for raw_local_irq_save() Subject: [PATCH 017/329] percpu: include irqflags.h for raw_local_irq_save()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The header percpu.h header file is using raw_local_irq_save() but does The header percpu.h header file is using raw_local_irq_save() but does
not include irqflags.h for its definition. It compiles because the not include irqflags.h for its definition. It compiles because the

14
debian/patches-rt/0018-efi-Allow-efi-runtime.patch vendored
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@ -1,11 +1,11 @@
From 87a59b5dfefbfe6ef7dbf349b524e3fb175f10bc Mon Sep 17 00:00:00 2001 From 807b85149744e2d210e0808fe6a354611c9e63e8 Mon Sep 17 00:00:00 2001
Message-Id: <87a59b5dfefbfe6ef7dbf349b524e3fb175f10bc.1592846147.git.zanussi@kernel.org> Message-Id: <807b85149744e2d210e0808fe6a354611c9e63e8.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:06:10 +0200 Date: Thu, 26 Jul 2018 15:06:10 +0200
Subject: [PATCH 018/330] efi: Allow efi=runtime Subject: [PATCH 018/329] efi: Allow efi=runtime
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
In case the option "efi=noruntime" is default at built-time, the user In case the option "efi=noruntime" is default at built-time, the user
could overwrite its sate by `efi=runtime' and allow it again. could overwrite its sate by `efi=runtime' and allow it again.
@ -17,7 +17,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 3 insertions(+) 1 file changed, 3 insertions(+)
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index f1e0a2715269..3d5cbd3eedb4 100644 index de1bc38ab39f..22cf4dd07b03 100644
--- a/drivers/firmware/efi/efi.c --- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c
@@ -113,6 +113,9 @@ static int __init parse_efi_cmdline(char *str) @@ -113,6 +113,9 @@ static int __init parse_efi_cmdline(char *str)

12
debian/patches-rt/0019-x86-efi-drop-task_lock-from-efi_switch_mm.patch vendored
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@ -1,11 +1,11 @@
From f58b1dce5d7d97bb8d531d1fd82229f63d9f365f Mon Sep 17 00:00:00 2001 From 87dc5fa070c8d28ca266fedb2a41308233133907 Mon Sep 17 00:00:00 2001
Message-Id: <f58b1dce5d7d97bb8d531d1fd82229f63d9f365f.1592846147.git.zanussi@kernel.org> Message-Id: <87dc5fa070c8d28ca266fedb2a41308233133907.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 24 Jul 2018 14:48:55 +0200 Date: Tue, 24 Jul 2018 14:48:55 +0200
Subject: [PATCH 019/330] x86/efi: drop task_lock() from efi_switch_mm() Subject: [PATCH 019/329] x86/efi: drop task_lock() from efi_switch_mm()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
efi_switch_mm() is a wrapper around switch_mm() which saves current's efi_switch_mm() is a wrapper around switch_mm() which saves current's
->active_mm, sets the requests mm as ->active_mm and invokes ->active_mm, sets the requests mm as ->active_mm and invokes

12
debian/patches-rt/0020-arm64-KVM-compute_layout-before-altenates-are-applie.patch vendored
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@ -1,12 +1,12 @@
From cee4251021086c8806b95fe27a3587c416343b27 Mon Sep 17 00:00:00 2001 From 44752bc069e62368005b7e0d78b5f55972476ab5 Mon Sep 17 00:00:00 2001
Message-Id: <cee4251021086c8806b95fe27a3587c416343b27.1592846147.git.zanussi@kernel.org> Message-Id: <44752bc069e62368005b7e0d78b5f55972476ab5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 09:13:42 +0200 Date: Thu, 26 Jul 2018 09:13:42 +0200
Subject: [PATCH 020/330] arm64: KVM: compute_layout before altenates are Subject: [PATCH 020/329] arm64: KVM: compute_layout before altenates are
applied applied
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
compute_layout() is invoked as part of an alternative fixup under compute_layout() is invoked as part of an alternative fixup under
stop_machine() and needs a sleeping lock as part of get_random_long(). stop_machine() and needs a sleeping lock as part of get_random_long().

12
debian/patches-rt/0021-of-allocate-free-phandle-cache-outside-of-the-devtre.patch vendored
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@ -1,12 +1,12 @@
From 8231839ea6b5b1d00e3c51e5a95fc05fad1e4b3d Mon Sep 17 00:00:00 2001 From a93b7610c9ca29439bc6db08b0a000a7d0e66a4d Mon Sep 17 00:00:00 2001
Message-Id: <8231839ea6b5b1d00e3c51e5a95fc05fad1e4b3d.1592846147.git.zanussi@kernel.org> Message-Id: <a93b7610c9ca29439bc6db08b0a000a7d0e66a4d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 31 Aug 2018 14:16:30 +0200 Date: Fri, 31 Aug 2018 14:16:30 +0200
Subject: [PATCH 021/330] of: allocate / free phandle cache outside of the Subject: [PATCH 021/329] of: allocate / free phandle cache outside of the
devtree_lock devtree_lock
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The phandle cache code allocates memory while holding devtree_lock which The phandle cache code allocates memory while holding devtree_lock which
is a raw_spinlock_t. Memory allocation (and free()) is not possible on is a raw_spinlock_t. Memory allocation (and free()) is not possible on

12
debian/patches-rt/0022-mm-kasan-make-quarantine_lock-a-raw_spinlock_t.patch vendored
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@ -1,11 +1,11 @@
From ddfc22e4646ebd7625c8406cee2c82dc9e706eeb Mon Sep 17 00:00:00 2001 From 7f30e9221eefb7abeeae12bf1a6f366c3b6bd5b3 Mon Sep 17 00:00:00 2001
Message-Id: <ddfc22e4646ebd7625c8406cee2c82dc9e706eeb.1592846147.git.zanussi@kernel.org> Message-Id: <7f30e9221eefb7abeeae12bf1a6f366c3b6bd5b3.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Clark Williams <williams@redhat.com> From: Clark Williams <williams@redhat.com>
Date: Tue, 18 Sep 2018 10:29:31 -0500 Date: Tue, 18 Sep 2018 10:29:31 -0500
Subject: [PATCH 022/330] mm/kasan: make quarantine_lock a raw_spinlock_t Subject: [PATCH 022/329] mm/kasan: make quarantine_lock a raw_spinlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The static lock quarantine_lock is used in quarantine.c to protect the The static lock quarantine_lock is used in quarantine.c to protect the
quarantine queue datastructures. It is taken inside quarantine queue quarantine queue datastructures. It is taken inside quarantine queue

12
debian/patches-rt/0023-EXP-rcu-Revert-expedited-GP-parallelization-cleverne.patch vendored
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@ -1,12 +1,12 @@
From 663ee9b36ce5702a7109f98003e5ac144c147ce8 Mon Sep 17 00:00:00 2001 From ae23d611aae11ce024a695eebdf3e9001e51898a Mon Sep 17 00:00:00 2001
Message-Id: <663ee9b36ce5702a7109f98003e5ac144c147ce8.1592846147.git.zanussi@kernel.org> Message-Id: <ae23d611aae11ce024a695eebdf3e9001e51898a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: "Paul E. McKenney" <paulmck@linux.ibm.com> From: "Paul E. McKenney" <paulmck@linux.ibm.com>
Date: Mon, 29 Oct 2018 11:53:01 +0100 Date: Mon, 29 Oct 2018 11:53:01 +0100
Subject: [PATCH 023/330] EXP rcu: Revert expedited GP parallelization Subject: [PATCH 023/329] EXP rcu: Revert expedited GP parallelization
cleverness cleverness
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
(Commit 258ba8e089db23f760139266c232f01bad73f85c from linux-rcu) (Commit 258ba8e089db23f760139266c232f01bad73f85c from linux-rcu)

12
debian/patches-rt/0024-kmemleak-Turn-kmemleak_lock-to-raw-spinlock-on-RT.patch vendored
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@ -1,14 +1,14 @@
From 4b563ec476c710e76b14442995b3bc33a0080378 Mon Sep 17 00:00:00 2001 From 4874f8128a86f1f82b2d0cc160114d6ba2eb3aea Mon Sep 17 00:00:00 2001
Message-Id: <4b563ec476c710e76b14442995b3bc33a0080378.1592846147.git.zanussi@kernel.org> Message-Id: <4874f8128a86f1f82b2d0cc160114d6ba2eb3aea.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: He Zhe <zhe.he@windriver.com> From: He Zhe <zhe.he@windriver.com>
Date: Wed, 19 Dec 2018 16:30:57 +0100 Date: Wed, 19 Dec 2018 16:30:57 +0100
Subject: [PATCH 024/330] kmemleak: Turn kmemleak_lock to raw spinlock on RT Subject: [PATCH 024/329] kmemleak: Turn kmemleak_lock to raw spinlock on RT
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
kmemleak_lock, as a rwlock on RT, can possibly be held in atomic context and kmemleak_lock, as a rwlock on RT, can possibly be held in atomic context and
causes the follow BUG. causes the follow BUG.

14
debian/patches-rt/0025-NFSv4-replace-seqcount_t-with-a-seqlock_t.patch vendored
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@ -1,11 +1,11 @@
From 7b19ab6d7165436a3b6f7d398b04fe5b3c43f1b8 Mon Sep 17 00:00:00 2001 From b677c35c663fffab6ced63c01c62095fb5e4d93d Mon Sep 17 00:00:00 2001
Message-Id: <7b19ab6d7165436a3b6f7d398b04fe5b3c43f1b8.1592846147.git.zanussi@kernel.org> Message-Id: <b677c35c663fffab6ced63c01c62095fb5e4d93d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 28 Oct 2016 23:05:11 +0200 Date: Fri, 28 Oct 2016 23:05:11 +0200
Subject: [PATCH 025/330] NFSv4: replace seqcount_t with a seqlock_t Subject: [PATCH 025/329] NFSv4: replace seqcount_t with a seqlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The raw_write_seqcount_begin() in nfs4_reclaim_open_state() bugs me The raw_write_seqcount_begin() in nfs4_reclaim_open_state() bugs me
because it maps to preempt_disable() in -RT which I can't have at this because it maps to preempt_disable() in -RT which I can't have at this
@ -61,7 +61,7 @@ index 5b61520dce88..2771aafaca19 100644
}; };
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 668b648064b7..187d411668ed 100644 index 05cb68ca1ba1..3e8666aa6829 100644
--- a/fs/nfs/nfs4proc.c --- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c
@@ -2870,7 +2870,7 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata *opendata, @@ -2870,7 +2870,7 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata *opendata,

30
debian/patches-rt/0026-kernel-sched-Provide-a-pointer-to-the-valid-CPU-mask.patch vendored
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@ -1,15 +1,15 @@
From b2bcf442a6169f3511183be2d5add38de01e7122 Mon Sep 17 00:00:00 2001 From 0393a98b00493daec3caf00a7e579c3f2fb07404 Mon Sep 17 00:00:00 2001
Message-Id: <b2bcf442a6169f3511183be2d5add38de01e7122.1592846147.git.zanussi@kernel.org> Message-Id: <0393a98b00493daec3caf00a7e579c3f2fb07404.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 4 Apr 2017 12:50:16 +0200 Date: Tue, 4 Apr 2017 12:50:16 +0200
Subject: [PATCH 026/330] kernel: sched: Provide a pointer to the valid CPU Subject: [PATCH 026/329] kernel: sched: Provide a pointer to the valid CPU
mask mask
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
In commit 4b53a3412d66 ("sched/core: Remove the tsk_nr_cpus_allowed() In commit 4b53a3412d66 ("sched/core: Remove the tsk_nr_cpus_allowed()
wrapper") the tsk_nr_cpus_allowed() wrapper was removed. There was not wrapper") the tsk_nr_cpus_allowed() wrapper was removed. There was not
@ -136,7 +136,7 @@ index a7c0f97e4b0d..1a08428eedcf 100644
out_unlock: out_unlock:
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 9dab0ed1b227..3623cf32f5f4 100644 index b9da2cefb564..f3e1242ed979 100644
--- a/arch/mips/kernel/traps.c --- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c
@@ -1174,12 +1174,12 @@ static void mt_ase_fp_affinity(void) @@ -1174,12 +1174,12 @@ static void mt_ase_fp_affinity(void)
@ -337,7 +337,7 @@ index 1a2d18e98bf9..bc182d6fa2a9 100644
/* /*
* One for us, one for whoever does the "release_task()" (usually * One for us, one for whoever does the "release_task()" (usually
diff --git a/kernel/sched/core.c b/kernel/sched/core.c diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 2befd2c4ce9e..07dc66137a26 100644 index 843394d0ea42..85d663321fb9 100644
--- a/kernel/sched/core.c --- a/kernel/sched/core.c
+++ b/kernel/sched/core.c +++ b/kernel/sched/core.c
@@ -878,7 +878,7 @@ static inline bool is_per_cpu_kthread(struct task_struct *p) @@ -878,7 +878,7 @@ static inline bool is_per_cpu_kthread(struct task_struct *p)
@ -460,7 +460,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
* - any previously selected CPU might disappear through hotplug * - any previously selected CPU might disappear through hotplug
* *
* Use __set_task_cpu() to avoid calling sched_class::migrate_task_rq, * Use __set_task_cpu() to avoid calling sched_class::migrate_task_rq,
@@ -4316,7 +4316,7 @@ static int __sched_setscheduler(struct task_struct *p, @@ -4317,7 +4317,7 @@ static int __sched_setscheduler(struct task_struct *p,
* the entire root_domain to become SCHED_DEADLINE. We * the entire root_domain to become SCHED_DEADLINE. We
* will also fail if there's no bandwidth available. * will also fail if there's no bandwidth available.
*/ */
@ -469,7 +469,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
rq->rd->dl_bw.bw == 0) { rq->rd->dl_bw.bw == 0) {
task_rq_unlock(rq, p, &rf); task_rq_unlock(rq, p, &rf);
return -EPERM; return -EPERM;
@@ -4915,7 +4915,7 @@ long sched_getaffinity(pid_t pid, struct cpumask *mask) @@ -4916,7 +4916,7 @@ long sched_getaffinity(pid_t pid, struct cpumask *mask)
goto out_unlock; goto out_unlock;
raw_spin_lock_irqsave(&p->pi_lock, flags); raw_spin_lock_irqsave(&p->pi_lock, flags);
@ -478,7 +478,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
raw_spin_unlock_irqrestore(&p->pi_lock, flags); raw_spin_unlock_irqrestore(&p->pi_lock, flags);
out_unlock: out_unlock:
@@ -5496,7 +5496,7 @@ int task_can_attach(struct task_struct *p, @@ -5497,7 +5497,7 @@ int task_can_attach(struct task_struct *p,
* allowed nodes is unnecessary. Thus, cpusets are not * allowed nodes is unnecessary. Thus, cpusets are not
* applicable for such threads. This prevents checking for * applicable for such threads. This prevents checking for
* success of set_cpus_allowed_ptr() on all attached tasks * success of set_cpus_allowed_ptr() on all attached tasks
@ -487,7 +487,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
*/ */
if (p->flags & PF_NO_SETAFFINITY) { if (p->flags & PF_NO_SETAFFINITY) {
ret = -EINVAL; ret = -EINVAL;
@@ -5523,7 +5523,7 @@ int migrate_task_to(struct task_struct *p, int target_cpu) @@ -5524,7 +5524,7 @@ int migrate_task_to(struct task_struct *p, int target_cpu)
if (curr_cpu == target_cpu) if (curr_cpu == target_cpu)
return 0; return 0;
@ -496,7 +496,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
return -EINVAL; return -EINVAL;
/* TODO: This is not properly updating schedstats */ /* TODO: This is not properly updating schedstats */
@@ -5661,7 +5661,7 @@ static void migrate_tasks(struct rq *dead_rq, struct rq_flags *rf) @@ -5663,7 +5663,7 @@ static void migrate_tasks(struct rq *dead_rq, struct rq_flags *rf)
put_prev_task(rq, next); put_prev_task(rq, next);
/* /*
@ -545,7 +545,7 @@ index daaadf939ccb..f7d2c10b4c92 100644
/* /*
* We have to ensure that we have at least one bit * We have to ensure that we have at least one bit
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index ebec37cb3be9..4b13df38c069 100644 index 8aecfb143859..311b3cf1270e 100644
--- a/kernel/sched/deadline.c --- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c
@@ -539,7 +539,7 @@ static struct rq *dl_task_offline_migration(struct rq *rq, struct task_struct *p @@ -539,7 +539,7 @@ static struct rq *dl_task_offline_migration(struct rq *rq, struct task_struct *p
@ -576,7 +576,7 @@ index ebec37cb3be9..4b13df38c069 100644
!dl_task(task) || !dl_task(task) ||
!task_on_rq_queued(task))) { !task_on_rq_queued(task))) {
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index ded41daf0d73..fe58e95484cf 100644 index a05bcb5f5c26..97de4ea7dbea 100644
--- a/kernel/sched/fair.c --- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c +++ b/kernel/sched/fair.c
@@ -1691,7 +1691,7 @@ static void task_numa_compare(struct task_numa_env *env, @@ -1691,7 +1691,7 @@ static void task_numa_compare(struct task_numa_env *env,

16
debian/patches-rt/0027-kernel-sched-core-add-migrate_disable.patch vendored
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@ -1,11 +1,11 @@
From bc21ea67b9b00e94aab5f17c15e4ebfc04c16d32 Mon Sep 17 00:00:00 2001 From 6de086b99c4e4b3fbf978f04612591cc50c6ac79 Mon Sep 17 00:00:00 2001
Message-Id: <bc21ea67b9b00e94aab5f17c15e4ebfc04c16d32.1592846147.git.zanussi@kernel.org> Message-Id: <6de086b99c4e4b3fbf978f04612591cc50c6ac79.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200 Date: Sat, 27 May 2017 19:02:06 +0200
Subject: [PATCH 027/330] kernel/sched/core: add migrate_disable() Subject: [PATCH 027/329] kernel/sched/core: add migrate_disable()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
--- ---
include/linux/preempt.h | 23 +++++++ include/linux/preempt.h | 23 +++++++
@ -89,7 +89,7 @@ index 9fb239e12b82..5801e516ba63 100644
* Callback to arch code if there's nosmp or maxcpus=0 on the * Callback to arch code if there's nosmp or maxcpus=0 on the
* boot command line: * boot command line:
diff --git a/kernel/sched/core.c b/kernel/sched/core.c diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 07dc66137a26..d0450f06612c 100644 index 85d663321fb9..fbdf142013b9 100644
--- a/kernel/sched/core.c --- a/kernel/sched/core.c
+++ b/kernel/sched/core.c +++ b/kernel/sched/core.c
@@ -1008,7 +1008,15 @@ void set_cpus_allowed_common(struct task_struct *p, const struct cpumask *new_ma @@ -1008,7 +1008,15 @@ void set_cpus_allowed_common(struct task_struct *p, const struct cpumask *new_ma
@ -148,7 +148,7 @@ index 07dc66137a26..d0450f06612c 100644
if (task_running(rq, p) || p->state == TASK_WAKING) { if (task_running(rq, p) || p->state == TASK_WAKING) {
struct migration_arg arg = { p, dest_cpu }; struct migration_arg arg = { p, dest_cpu };
/* Need help from migration thread: drop lock and wait. */ /* Need help from migration thread: drop lock and wait. */
@@ -7105,3 +7134,100 @@ const u32 sched_prio_to_wmult[40] = { @@ -7107,3 +7136,100 @@ const u32 sched_prio_to_wmult[40] = {
}; };
#undef CREATE_TRACE_POINTS #undef CREATE_TRACE_POINTS

14
debian/patches-rt/0028-sched-migrate_disable-Add-export_symbol_gpl-for-__mi.patch vendored
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@ -1,12 +1,12 @@
From 7c2d3cd530fafd2579f51fdf728efac5efa06e64 Mon Sep 17 00:00:00 2001 From 89a73d8e7ad3ce8e0626924dcf9dd3979ef3be3b Mon Sep 17 00:00:00 2001
Message-Id: <7c2d3cd530fafd2579f51fdf728efac5efa06e64.1592846147.git.zanussi@kernel.org> Message-Id: <89a73d8e7ad3ce8e0626924dcf9dd3979ef3be3b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 9 Oct 2018 17:34:50 +0200 Date: Tue, 9 Oct 2018 17:34:50 +0200
Subject: [PATCH 028/330] sched/migrate_disable: Add export_symbol_gpl for Subject: [PATCH 028/329] sched/migrate_disable: Add export_symbol_gpl for
__migrate_disabled __migrate_disabled
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Jonathan reported that lttng/modules can't use __migrate_disabled(). Jonathan reported that lttng/modules can't use __migrate_disabled().
This function is only used by sched/core itself and the tracing This function is only used by sched/core itself and the tracing
@ -25,7 +25,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 1 insertion(+) 1 file changed, 1 insertion(+)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index d0450f06612c..e6022cc2605b 100644 index fbdf142013b9..183881fe4aab 100644
--- a/kernel/sched/core.c --- a/kernel/sched/core.c
+++ b/kernel/sched/core.c +++ b/kernel/sched/core.c
@@ -1013,6 +1013,7 @@ int __migrate_disabled(struct task_struct *p) @@ -1013,6 +1013,7 @@ int __migrate_disabled(struct task_struct *p)

12
debian/patches-rt/0029-arm-at91-do-not-disable-enable-clocks-in-a-row.patch vendored
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@ -1,11 +1,11 @@
From df993c27894ef5e6222614263a3bb50325e7beea Mon Sep 17 00:00:00 2001 From 19083799e26fad55fbebf807fd419af8d1aa1f8a Mon Sep 17 00:00:00 2001
Message-Id: <df993c27894ef5e6222614263a3bb50325e7beea.1592846147.git.zanussi@kernel.org> Message-Id: <19083799e26fad55fbebf807fd419af8d1aa1f8a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 9 Mar 2016 10:51:06 +0100 Date: Wed, 9 Mar 2016 10:51:06 +0100
Subject: [PATCH 029/330] arm: at91: do not disable/enable clocks in a row Subject: [PATCH 029/329] arm: at91: do not disable/enable clocks in a row
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Currently the driver will disable the clock and enable it one line later Currently the driver will disable the clock and enable it one line later
if it is switching from periodic mode into one shot. if it is switching from periodic mode into one shot.

12
debian/patches-rt/0030-clocksource-TCLIB-Allow-higher-clock-rates-for-clock.patch vendored
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@ -1,15 +1,15 @@
From 98324319b88d92e82e7dca6c9fce5fef5f1ad6cd Mon Sep 17 00:00:00 2001 From 12118ddc139a78b39c1f463eb3856aefaf4465a8 Mon Sep 17 00:00:00 2001
Message-Id: <98324319b88d92e82e7dca6c9fce5fef5f1ad6cd.1592846147.git.zanussi@kernel.org> Message-Id: <12118ddc139a78b39c1f463eb3856aefaf4465a8.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Benedikt Spranger <b.spranger@linutronix.de> From: Benedikt Spranger <b.spranger@linutronix.de>
Date: Mon, 8 Mar 2010 18:57:04 +0100 Date: Mon, 8 Mar 2010 18:57:04 +0100
Subject: [PATCH 030/330] clocksource: TCLIB: Allow higher clock rates for Subject: [PATCH 030/329] clocksource: TCLIB: Allow higher clock rates for
clock events clock events
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
As default the TCLIB uses the 32KiHz base clock rate for clock events. As default the TCLIB uses the 32KiHz base clock rate for clock events.
Add a compile time selection to allow higher clock resulution. Add a compile time selection to allow higher clock resulution.

12
debian/patches-rt/0031-timekeeping-Split-jiffies-seqlock.patch vendored
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@ -1,11 +1,11 @@
From f9064a5ac7a8b372cc7c41f6664d3cd0d652c72a Mon Sep 17 00:00:00 2001 From c475b279431f075c7a47aa0eaea252ef670eb27b Mon Sep 17 00:00:00 2001
Message-Id: <f9064a5ac7a8b372cc7c41f6664d3cd0d652c72a.1592846147.git.zanussi@kernel.org> Message-Id: <c475b279431f075c7a47aa0eaea252ef670eb27b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 14 Feb 2013 22:36:59 +0100 Date: Thu, 14 Feb 2013 22:36:59 +0100
Subject: [PATCH 031/330] timekeeping: Split jiffies seqlock Subject: [PATCH 031/329] timekeeping: Split jiffies seqlock
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Replace jiffies_lock seqlock with a simple seqcounter and a rawlock so Replace jiffies_lock seqlock with a simple seqcounter and a rawlock so
it can be taken in atomic context on RT. it can be taken in atomic context on RT.

12
debian/patches-rt/0032-signal-Revert-ptrace-preempt-magic.patch vendored
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@ -1,11 +1,11 @@
From 63bd6f12bf459b90a60d42a1a1934428b56703b2 Mon Sep 17 00:00:00 2001 From 0c9739e057ac5da9d2a2ee50e19be93ab49685a0 Mon Sep 17 00:00:00 2001
Message-Id: <63bd6f12bf459b90a60d42a1a1934428b56703b2.1592846147.git.zanussi@kernel.org> Message-Id: <0c9739e057ac5da9d2a2ee50e19be93ab49685a0.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 21 Sep 2011 19:57:12 +0200 Date: Wed, 21 Sep 2011 19:57:12 +0200
Subject: [PATCH 032/330] signal: Revert ptrace preempt magic Subject: [PATCH 032/329] signal: Revert ptrace preempt magic
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Upstream commit '53da1d9456fe7f8 fix ptrace slowness' is nothing more Upstream commit '53da1d9456fe7f8 fix ptrace slowness' is nothing more
than a bandaid around the ptrace design trainwreck. It's not a than a bandaid around the ptrace design trainwreck. It's not a

16
debian/patches-rt/0033-net-sched-Use-msleep-instead-of-yield.patch vendored
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@ -1,11 +1,11 @@
From 8d8fd79497b0a37bd55eef0dc21ad274d3cbf8c4 Mon Sep 17 00:00:00 2001 From f5cdeb20f9bf3932bd736a4b056aa499a57fd2f5 Mon Sep 17 00:00:00 2001
Message-Id: <8d8fd79497b0a37bd55eef0dc21ad274d3cbf8c4.1592846147.git.zanussi@kernel.org> Message-Id: <f5cdeb20f9bf3932bd736a4b056aa499a57fd2f5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Marc Kleine-Budde <mkl@pengutronix.de> From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Wed, 5 Mar 2014 00:49:47 +0100 Date: Wed, 5 Mar 2014 00:49:47 +0100
Subject: [PATCH 033/330] net: sched: Use msleep() instead of yield() Subject: [PATCH 033/329] net: sched: Use msleep() instead of yield()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
On PREEMPT_RT enabled systems the interrupt handler run as threads at prio 50 On PREEMPT_RT enabled systems the interrupt handler run as threads at prio 50
(by default). If a high priority userspace process tries to shut down a busy (by default). If a high priority userspace process tries to shut down a busy
@ -50,10 +50,10 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 1 insertion(+), 1 deletion(-) 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 8a4d01e427a2..4ab20f1138fd 100644 index 119e20cad662..49d60ae006ed 100644
--- a/net/sched/sch_generic.c --- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c
@@ -1204,7 +1204,7 @@ void dev_deactivate_many(struct list_head *head) @@ -1205,7 +1205,7 @@ void dev_deactivate_many(struct list_head *head)
/* Wait for outstanding qdisc_run calls. */ /* Wait for outstanding qdisc_run calls. */
list_for_each_entry(dev, head, close_list) { list_for_each_entry(dev, head, close_list) {
while (some_qdisc_is_busy(dev)) while (some_qdisc_is_busy(dev))

12
debian/patches-rt/0034-dm-rq-remove-BUG_ON-irqs_disabled-check.patch vendored
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@ -1,11 +1,11 @@
From 8a0b137903b17bfba32e5879cb82453cce87bce8 Mon Sep 17 00:00:00 2001 From 033640b308c05afca115999c55e7733ee6946b6a Mon Sep 17 00:00:00 2001
Message-Id: <8a0b137903b17bfba32e5879cb82453cce87bce8.1592846147.git.zanussi@kernel.org> Message-Id: <033640b308c05afca115999c55e7733ee6946b6a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 27 Mar 2018 16:24:15 +0200 Date: Tue, 27 Mar 2018 16:24:15 +0200
Subject: [PATCH 034/330] dm rq: remove BUG_ON(!irqs_disabled) check Subject: [PATCH 034/329] dm rq: remove BUG_ON(!irqs_disabled) check
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
In commit 052189a2ec95 ("dm: remove superfluous irq disablement in In commit 052189a2ec95 ("dm: remove superfluous irq disablement in
dm_request_fn") the spin_lock_irq() was replaced with spin_lock() + a dm_request_fn") the spin_lock_irq() was replaced with spin_lock() + a

12
debian/patches-rt/0035-usb-do-no-disable-interrupts-in-giveback.patch vendored
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@ -1,11 +1,11 @@
From c42d9f8ff6e816c7b9505c5619db2ea2d116f9c3 Mon Sep 17 00:00:00 2001 From 41387348a210d60b68464edf4fa4488c918d7d70 Mon Sep 17 00:00:00 2001
Message-Id: <c42d9f8ff6e816c7b9505c5619db2ea2d116f9c3.1592846147.git.zanussi@kernel.org> Message-Id: <41387348a210d60b68464edf4fa4488c918d7d70.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 8 Nov 2013 17:34:54 +0100 Date: Fri, 8 Nov 2013 17:34:54 +0100
Subject: [PATCH 035/330] usb: do no disable interrupts in giveback Subject: [PATCH 035/329] usb: do no disable interrupts in giveback
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Since commit 94dfd7ed ("USB: HCD: support giveback of URB in tasklet Since commit 94dfd7ed ("USB: HCD: support giveback of URB in tasklet
context") the USB code disables interrupts before invoking the complete context") the USB code disables interrupts before invoking the complete

12
debian/patches-rt/0036-rt-Provide-PREEMPT_RT_BASE-config-switch.patch vendored
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@ -1,11 +1,11 @@
From 9bbb97fd14d7adf24e33fd132dc90363ee9b0eb9 Mon Sep 17 00:00:00 2001 From e598cf96c0e78d1880934e0887b40b90364f4e5c Mon Sep 17 00:00:00 2001
Message-Id: <9bbb97fd14d7adf24e33fd132dc90363ee9b0eb9.1592846147.git.zanussi@kernel.org> Message-Id: <e598cf96c0e78d1880934e0887b40b90364f4e5c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 17 Jun 2011 12:39:57 +0200 Date: Fri, 17 Jun 2011 12:39:57 +0200
Subject: [PATCH 036/330] rt: Provide PREEMPT_RT_BASE config switch Subject: [PATCH 036/329] rt: Provide PREEMPT_RT_BASE config switch
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Introduce PREEMPT_RT_BASE which enables parts of Introduce PREEMPT_RT_BASE which enables parts of
PREEMPT_RT_FULL. Forces interrupt threading and enables some of the RT PREEMPT_RT_FULL. Forces interrupt threading and enables some of the RT

12
debian/patches-rt/0037-cpumask-Disable-CONFIG_CPUMASK_OFFSTACK-for-RT.patch vendored
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@ -1,11 +1,11 @@
From 23ecea24e7a8967b7aa41cbbc2bdc68e5488da3b Mon Sep 17 00:00:00 2001 From f0f0a18808e74adade966893b7ad7d367042701b Mon Sep 17 00:00:00 2001
Message-Id: <23ecea24e7a8967b7aa41cbbc2bdc68e5488da3b.1592846147.git.zanussi@kernel.org> Message-Id: <f0f0a18808e74adade966893b7ad7d367042701b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 14 Dec 2011 01:03:49 +0100 Date: Wed, 14 Dec 2011 01:03:49 +0100
Subject: [PATCH 037/330] cpumask: Disable CONFIG_CPUMASK_OFFSTACK for RT Subject: [PATCH 037/329] cpumask: Disable CONFIG_CPUMASK_OFFSTACK for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
There are "valid" GFP_ATOMIC allocations such as There are "valid" GFP_ATOMIC allocations such as

12
debian/patches-rt/0038-jump-label-disable-if-stop_machine-is-used.patch vendored
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@ -1,11 +1,11 @@
From 1ece596541b3a857f449f35acb8f31bb59e9f84a Mon Sep 17 00:00:00 2001 From 70ce69d8a88a7bed92c04ac1f2e8221c9b971f97 Mon Sep 17 00:00:00 2001
Message-Id: <1ece596541b3a857f449f35acb8f31bb59e9f84a.1592846147.git.zanussi@kernel.org> Message-Id: <70ce69d8a88a7bed92c04ac1f2e8221c9b971f97.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Jul 2015 17:14:48 +0200 Date: Wed, 8 Jul 2015 17:14:48 +0200
Subject: [PATCH 038/330] jump-label: disable if stop_machine() is used Subject: [PATCH 038/329] jump-label: disable if stop_machine() is used
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Some architectures are using stop_machine() while switching the opcode which Some architectures are using stop_machine() while switching the opcode which
leads to latency spikes. leads to latency spikes.

12
debian/patches-rt/0039-kconfig-Disable-config-options-which-are-not-RT-comp.patch vendored
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@ -1,12 +1,12 @@
From 523f4d05d6acc578a3270548ea5d6dc58f76faeb Mon Sep 17 00:00:00 2001 From f35ee432990b9cab2a5de108c7f38c769dfccb4e Mon Sep 17 00:00:00 2001
Message-Id: <523f4d05d6acc578a3270548ea5d6dc58f76faeb.1592846147.git.zanussi@kernel.org> Message-Id: <f35ee432990b9cab2a5de108c7f38c769dfccb4e.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 24 Jul 2011 12:11:43 +0200 Date: Sun, 24 Jul 2011 12:11:43 +0200
Subject: [PATCH 039/330] kconfig: Disable config options which are not RT Subject: [PATCH 039/329] kconfig: Disable config options which are not RT
compatible compatible
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Disable stuff which is known to have issues on RT Disable stuff which is known to have issues on RT

12
debian/patches-rt/0040-lockdep-disable-self-test.patch vendored
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@ -1,14 +1,14 @@
From 8dea7bc14458299afacd76fa1f347ffdeabe829a Mon Sep 17 00:00:00 2001 From a3d74f3ed28e8f5f0427b8a9a418fca257c4cf45 Mon Sep 17 00:00:00 2001
Message-Id: <8dea7bc14458299afacd76fa1f347ffdeabe829a.1592846147.git.zanussi@kernel.org> Message-Id: <a3d74f3ed28e8f5f0427b8a9a418fca257c4cf45.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 17 Oct 2017 16:36:18 +0200 Date: Tue, 17 Oct 2017 16:36:18 +0200
Subject: [PATCH 040/330] lockdep: disable self-test Subject: [PATCH 040/329] lockdep: disable self-test
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The self-test wasn't always 100% accurate for RT. We disabled a few The self-test wasn't always 100% accurate for RT. We disabled a few
tests which failed because they had a different semantic for RT. Some tests which failed because they had a different semantic for RT. Some

12
debian/patches-rt/0041-mm-Allow-only-slub-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 2f7534e810d4069b5ce3ccb730b0873917ca7832 Mon Sep 17 00:00:00 2001 From 7c1315ffc5e93492cbf98ca4a9794d6f1daab01e Mon Sep 17 00:00:00 2001
Message-Id: <2f7534e810d4069b5ce3ccb730b0873917ca7832.1592846147.git.zanussi@kernel.org> Message-Id: <7c1315ffc5e93492cbf98ca4a9794d6f1daab01e.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:44:03 -0500 Date: Fri, 3 Jul 2009 08:44:03 -0500
Subject: [PATCH 041/330] mm: Allow only slub on RT Subject: [PATCH 041/329] mm: Allow only slub on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Disable SLAB and SLOB on -RT. Only SLUB is adopted to -RT needs. Disable SLAB and SLOB on -RT. Only SLUB is adopted to -RT needs.

12
debian/patches-rt/0042-locking-Disable-spin-on-owner-for-RT.patch vendored
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@ -1,14 +1,14 @@
From 9117450a92f0382c88bb580ec82d02af1e7ef4cf Mon Sep 17 00:00:00 2001 From 0fd7d310ba9d51979d738e34c436a22a60e8219c Mon Sep 17 00:00:00 2001
Message-Id: <9117450a92f0382c88bb580ec82d02af1e7ef4cf.1592846147.git.zanussi@kernel.org> Message-Id: <0fd7d310ba9d51979d738e34c436a22a60e8219c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 17 Jul 2011 21:51:45 +0200 Date: Sun, 17 Jul 2011 21:51:45 +0200
Subject: [PATCH 042/330] locking: Disable spin on owner for RT Subject: [PATCH 042/329] locking: Disable spin on owner for RT
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Drop spin on owner for mutex / rwsem. We are most likely not using it Drop spin on owner for mutex / rwsem. We are most likely not using it
but… but…

12
debian/patches-rt/0043-rcu-Disable-RCU_FAST_NO_HZ-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 7cd88e0bc8f5e84d50b8c030c559e2f15453cf0a Mon Sep 17 00:00:00 2001 From 55b88b1d29e9c569c69871e2da7999ea189907ba Mon Sep 17 00:00:00 2001
Message-Id: <7cd88e0bc8f5e84d50b8c030c559e2f15453cf0a.1592846147.git.zanussi@kernel.org> Message-Id: <55b88b1d29e9c569c69871e2da7999ea189907ba.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 28 Oct 2012 13:26:09 +0000 Date: Sun, 28 Oct 2012 13:26:09 +0000
Subject: [PATCH 043/330] rcu: Disable RCU_FAST_NO_HZ on RT Subject: [PATCH 043/329] rcu: Disable RCU_FAST_NO_HZ on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
This uses a timer_list timer from the irq disabled guts of the idle This uses a timer_list timer from the irq disabled guts of the idle
code. Disable it for now to prevent wreckage. code. Disable it for now to prevent wreckage.

12
debian/patches-rt/0044-rcu-make-RCU_BOOST-default-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 5e2789c8f2577b965b4850c91839a3e680ce301d Mon Sep 17 00:00:00 2001 From e526523e9b37dd8f44d62f77fde92263bf9c02bb Mon Sep 17 00:00:00 2001
Message-Id: <5e2789c8f2577b965b4850c91839a3e680ce301d.1592846147.git.zanussi@kernel.org> Message-Id: <e526523e9b37dd8f44d62f77fde92263bf9c02bb.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 21 Mar 2014 20:19:05 +0100 Date: Fri, 21 Mar 2014 20:19:05 +0100
Subject: [PATCH 044/330] rcu: make RCU_BOOST default on RT Subject: [PATCH 044/329] rcu: make RCU_BOOST default on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Since it is no longer invoked from the softirq people run into OOM more Since it is no longer invoked from the softirq people run into OOM more
often if the priority of the RCU thread is too low. Making boosting often if the priority of the RCU thread is too low. Making boosting

12
debian/patches-rt/0045-sched-Disable-CONFIG_RT_GROUP_SCHED-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 91af26714b8fb61247dde6420eaf9fc3329fda2e Mon Sep 17 00:00:00 2001 From d3dc8f3b1baa6968fcd4780bf2d31bdf3050d7f1 Mon Sep 17 00:00:00 2001
Message-Id: <91af26714b8fb61247dde6420eaf9fc3329fda2e.1592846147.git.zanussi@kernel.org> Message-Id: <d3dc8f3b1baa6968fcd4780bf2d31bdf3050d7f1.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:03:52 +0200 Date: Mon, 18 Jul 2011 17:03:52 +0200
Subject: [PATCH 045/330] sched: Disable CONFIG_RT_GROUP_SCHED on RT Subject: [PATCH 045/329] sched: Disable CONFIG_RT_GROUP_SCHED on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Carsten reported problems when running: Carsten reported problems when running:

12
debian/patches-rt/0046-net-core-disable-NET_RX_BUSY_POLL.patch vendored
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@ -1,14 +1,14 @@
From fba0603919c5cd1dd19338e31cd405204034e64f Mon Sep 17 00:00:00 2001 From 42e8a7d40e071b6783aa5ac83d6188be0ae3d61c Mon Sep 17 00:00:00 2001
Message-Id: <fba0603919c5cd1dd19338e31cd405204034e64f.1592846147.git.zanussi@kernel.org> Message-Id: <42e8a7d40e071b6783aa5ac83d6188be0ae3d61c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200 Date: Sat, 27 May 2017 19:02:06 +0200
Subject: [PATCH 046/330] net/core: disable NET_RX_BUSY_POLL Subject: [PATCH 046/329] net/core: disable NET_RX_BUSY_POLL
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
sk_busy_loop() does preempt_disable() followed by a few operations which can sk_busy_loop() does preempt_disable() followed by a few operations which can
take sleeping locks and may get long. take sleeping locks and may get long.

12
debian/patches-rt/0047-arm-disable-NEON-in-kernel-mode.patch vendored
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@ -1,11 +1,11 @@
From e0099a0cce872afef4d3276a40c9e70daee9c123 Mon Sep 17 00:00:00 2001 From 5918302b4766f0f5e17df8105c65cd5c2597b72a Mon Sep 17 00:00:00 2001
Message-Id: <e0099a0cce872afef4d3276a40c9e70daee9c123.1592846147.git.zanussi@kernel.org> Message-Id: <5918302b4766f0f5e17df8105c65cd5c2597b72a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 1 Dec 2017 10:42:03 +0100 Date: Fri, 1 Dec 2017 10:42:03 +0100
Subject: [PATCH 047/330] arm*: disable NEON in kernel mode Subject: [PATCH 047/329] arm*: disable NEON in kernel mode
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
NEON in kernel mode is used by the crypto algorithms and raid6 code. NEON in kernel mode is used by the crypto algorithms and raid6 code.
While the raid6 code looks okay, the crypto algorithms do not: NEON While the raid6 code looks okay, the crypto algorithms do not: NEON

12
debian/patches-rt/0048-powerpc-Use-generic-rwsem-on-RT.patch vendored
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@ -1,11 +1,11 @@
From ec7330e84b7bbcb8457fd00e0587bfca8d4c91c3 Mon Sep 17 00:00:00 2001 From 7b06e6d47b0282d98d760f57b6e09fcb2527a943 Mon Sep 17 00:00:00 2001
Message-Id: <ec7330e84b7bbcb8457fd00e0587bfca8d4c91c3.1592846147.git.zanussi@kernel.org> Message-Id: <7b06e6d47b0282d98d760f57b6e09fcb2527a943.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 14 Jul 2015 14:26:34 +0200 Date: Tue, 14 Jul 2015 14:26:34 +0200
Subject: [PATCH 048/330] powerpc: Use generic rwsem on RT Subject: [PATCH 048/329] powerpc: Use generic rwsem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Use generic code which uses rtmutex Use generic code which uses rtmutex

12
debian/patches-rt/0049-powerpc-kvm-Disable-in-kernel-MPIC-emulation-for-PRE.patch vendored
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@ -1,12 +1,12 @@
From 87606cf3013d6722b78e6ddd779dd1e92eb8ceca Mon Sep 17 00:00:00 2001 From 24faf9104542179355d175b583038573de4ccacf Mon Sep 17 00:00:00 2001
Message-Id: <87606cf3013d6722b78e6ddd779dd1e92eb8ceca.1592846147.git.zanussi@kernel.org> Message-Id: <24faf9104542179355d175b583038573de4ccacf.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Bogdan Purcareata <bogdan.purcareata@freescale.com> From: Bogdan Purcareata <bogdan.purcareata@freescale.com>
Date: Fri, 24 Apr 2015 15:53:13 +0000 Date: Fri, 24 Apr 2015 15:53:13 +0000
Subject: [PATCH 049/330] powerpc/kvm: Disable in-kernel MPIC emulation for Subject: [PATCH 049/329] powerpc/kvm: Disable in-kernel MPIC emulation for
PREEMPT_RT_FULL PREEMPT_RT_FULL
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
While converting the openpic emulation code to use a raw_spinlock_t enables While converting the openpic emulation code to use a raw_spinlock_t enables
guests to run on RT, there's still a performance issue. For interrupts sent in guests to run on RT, there's still a performance issue. For interrupts sent in

12
debian/patches-rt/0050-powerpc-Disable-highmem-on-RT.patch vendored
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@ -1,11 +1,11 @@
From f1b2a43b677f6cb695ba312e57de2a0c09b98412 Mon Sep 17 00:00:00 2001 From ff136e3ac7b3eecaf41868d7aa9a1df09386181d Mon Sep 17 00:00:00 2001
Message-Id: <f1b2a43b677f6cb695ba312e57de2a0c09b98412.1592846147.git.zanussi@kernel.org> Message-Id: <ff136e3ac7b3eecaf41868d7aa9a1df09386181d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:08:34 +0200 Date: Mon, 18 Jul 2011 17:08:34 +0200
Subject: [PATCH 050/330] powerpc: Disable highmem on RT Subject: [PATCH 050/329] powerpc: Disable highmem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The current highmem handling on -RT is not compatible and needs fixups. The current highmem handling on -RT is not compatible and needs fixups.

12
debian/patches-rt/0051-mips-Disable-highmem-on-RT.patch vendored
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@ -1,11 +1,11 @@
From e3fafbcb7f57fe9b2a70fd821d7a3499f7164ebf Mon Sep 17 00:00:00 2001 From bf22715f3c9c2ceb2fbe4338248a6fc80369c708 Mon Sep 17 00:00:00 2001
Message-Id: <e3fafbcb7f57fe9b2a70fd821d7a3499f7164ebf.1592846147.git.zanussi@kernel.org> Message-Id: <bf22715f3c9c2ceb2fbe4338248a6fc80369c708.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:10:12 +0200 Date: Mon, 18 Jul 2011 17:10:12 +0200
Subject: [PATCH 051/330] mips: Disable highmem on RT Subject: [PATCH 051/329] mips: Disable highmem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The current highmem handling on -RT is not compatible and needs fixups. The current highmem handling on -RT is not compatible and needs fixups.

12
debian/patches-rt/0052-x86-Use-generic-rwsem_spinlocks-on-rt.patch vendored
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@ -1,11 +1,11 @@
From e2affe0d3ea6818a9df69ff68211bed0fd505b2c Mon Sep 17 00:00:00 2001 From fe2b32241ea0797ff22b67eac8d314bc374c854a Mon Sep 17 00:00:00 2001
Message-Id: <e2affe0d3ea6818a9df69ff68211bed0fd505b2c.1592846147.git.zanussi@kernel.org> Message-Id: <fe2b32241ea0797ff22b67eac8d314bc374c854a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 26 Jul 2009 02:21:32 +0200 Date: Sun, 26 Jul 2009 02:21:32 +0200
Subject: [PATCH 052/330] x86: Use generic rwsem_spinlocks on -rt Subject: [PATCH 052/329] x86: Use generic rwsem_spinlocks on -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Simplifies the separation of anon_rw_semaphores and rw_semaphores for Simplifies the separation of anon_rw_semaphores and rw_semaphores for
-rt. -rt.

12
debian/patches-rt/0053-leds-trigger-disable-CPU-trigger-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 049a5cd3a17958b2c72a457e21d7e32d8acf6845 Mon Sep 17 00:00:00 2001 From 5b72bb93781b699ad039895e327ccc0ca866970b Mon Sep 17 00:00:00 2001
Message-Id: <049a5cd3a17958b2c72a457e21d7e32d8acf6845.1592846147.git.zanussi@kernel.org> Message-Id: <5b72bb93781b699ad039895e327ccc0ca866970b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 23 Jan 2014 14:45:59 +0100 Date: Thu, 23 Jan 2014 14:45:59 +0100
Subject: [PATCH 053/330] leds: trigger: disable CPU trigger on -RT Subject: [PATCH 053/329] leds: trigger: disable CPU trigger on -RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
as it triggers: as it triggers:
|CPU: 0 PID: 0 Comm: swapper Not tainted 3.12.8-rt10 #141 |CPU: 0 PID: 0 Comm: swapper Not tainted 3.12.8-rt10 #141

12
debian/patches-rt/0054-cpufreq-drop-K8-s-driver-from-beeing-selected.patch vendored
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@ -1,11 +1,11 @@
From 8dc4f59d3d6db08c4b9ab5723d95e3542eaac829 Mon Sep 17 00:00:00 2001 From cbe5992c8901a9a1a94d018817cf08bf3b4b67b5 Mon Sep 17 00:00:00 2001
Message-Id: <8dc4f59d3d6db08c4b9ab5723d95e3542eaac829.1592846147.git.zanussi@kernel.org> Message-Id: <cbe5992c8901a9a1a94d018817cf08bf3b4b67b5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 9 Apr 2015 15:23:01 +0200 Date: Thu, 9 Apr 2015 15:23:01 +0200
Subject: [PATCH 054/330] cpufreq: drop K8's driver from beeing selected Subject: [PATCH 054/329] cpufreq: drop K8's driver from beeing selected
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Ralf posted a picture of a backtrace from Ralf posted a picture of a backtrace from

12
debian/patches-rt/0055-md-disable-bcache.patch vendored
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@ -1,14 +1,14 @@
From 3ea96f7ad4ba1ee631264d36a1aef047d0c69224 Mon Sep 17 00:00:00 2001 From aff098564c44ccec507faea44195f42fe5641478 Mon Sep 17 00:00:00 2001
Message-Id: <3ea96f7ad4ba1ee631264d36a1aef047d0c69224.1592846147.git.zanussi@kernel.org> Message-Id: <aff098564c44ccec507faea44195f42fe5641478.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 29 Aug 2013 11:48:57 +0200 Date: Thu, 29 Aug 2013 11:48:57 +0200
Subject: [PATCH 055/330] md: disable bcache Subject: [PATCH 055/329] md: disable bcache
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
It uses anon semaphores It uses anon semaphores
|drivers/md/bcache/request.c: In function ‘cached_dev_write_complete’: |drivers/md/bcache/request.c: In function ‘cached_dev_write_complete’:

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debian/patches-rt/0056-efi-Disable-runtime-services-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 43b593bfaeee4443e7148f10440e6a1bfc23b488 Mon Sep 17 00:00:00 2001 From 000a39fe9c2683f5c4e4d51e0556638f942661b4 Mon Sep 17 00:00:00 2001
Message-Id: <43b593bfaeee4443e7148f10440e6a1bfc23b488.1592846147.git.zanussi@kernel.org> Message-Id: <000a39fe9c2683f5c4e4d51e0556638f942661b4.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:03:16 +0200 Date: Thu, 26 Jul 2018 15:03:16 +0200
Subject: [PATCH 056/330] efi: Disable runtime services on RT Subject: [PATCH 056/329] efi: Disable runtime services on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Based on meassurements the EFI functions get_variable / Based on meassurements the EFI functions get_variable /
get_next_variable take up to 2us which looks okay. get_next_variable take up to 2us which looks okay.
@ -32,7 +32,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 1 insertion(+), 1 deletion(-) 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 3d5cbd3eedb4..555e45122bf5 100644 index 22cf4dd07b03..a2e3e3b34562 100644
--- a/drivers/firmware/efi/efi.c --- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c
@@ -87,7 +87,7 @@ struct mm_struct efi_mm = { @@ -87,7 +87,7 @@ struct mm_struct efi_mm = {

12
debian/patches-rt/0057-printk-Add-a-printk-kill-switch.patch vendored
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@ -1,11 +1,11 @@
From be673afc886a3182fc5b0c8db43a81da033c8f0d Mon Sep 17 00:00:00 2001 From 4ffb1d59149f330e94cf7d65a55d7129cc29a07c Mon Sep 17 00:00:00 2001
Message-Id: <be673afc886a3182fc5b0c8db43a81da033c8f0d.1592846147.git.zanussi@kernel.org> Message-Id: <4ffb1d59149f330e94cf7d65a55d7129cc29a07c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 22 Jul 2011 17:58:40 +0200 Date: Fri, 22 Jul 2011 17:58:40 +0200
Subject: [PATCH 057/330] printk: Add a printk kill switch Subject: [PATCH 057/329] printk: Add a printk kill switch
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Add a prinkt-kill-switch. This is used from (NMI) watchdog to ensure that Add a prinkt-kill-switch. This is used from (NMI) watchdog to ensure that
it does not dead-lock with the early printk code. it does not dead-lock with the early printk code.

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debian/patches-rt/0058-printk-Add-force_early_printk-boot-param-to-help-wit.patch vendored
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@ -1,12 +1,12 @@
From b257f7a21e7846cefc9954c981ff6d79f6700fb4 Mon Sep 17 00:00:00 2001 From 71d2e16cc060770b11a4c867f3a5989141ee159b Mon Sep 17 00:00:00 2001
Message-Id: <b257f7a21e7846cefc9954c981ff6d79f6700fb4.1592846147.git.zanussi@kernel.org> Message-Id: <71d2e16cc060770b11a4c867f3a5989141ee159b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Fri, 2 Sep 2011 14:41:29 +0200 Date: Fri, 2 Sep 2011 14:41:29 +0200
Subject: [PATCH 058/330] printk: Add "force_early_printk" boot param to help Subject: [PATCH 058/329] printk: Add "force_early_printk" boot param to help
with debugging with debugging
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Gives me an option to screw printk and actually see what the machine Gives me an option to screw printk and actually see what the machine
says. says.

12
debian/patches-rt/0059-preempt-Provide-preempt_-_-no-rt-variants.patch vendored
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@ -1,11 +1,11 @@
From 80491e850b7b96971c05fdf86426877c9d1304e9 Mon Sep 17 00:00:00 2001 From 34090a54f73194b31812d6a3f9970d1aafa34edc Mon Sep 17 00:00:00 2001
Message-Id: <80491e850b7b96971c05fdf86426877c9d1304e9.1592846147.git.zanussi@kernel.org> Message-Id: <34090a54f73194b31812d6a3f9970d1aafa34edc.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 24 Jul 2009 12:38:56 +0200 Date: Fri, 24 Jul 2009 12:38:56 +0200
Subject: [PATCH 059/330] preempt: Provide preempt_*_(no)rt variants Subject: [PATCH 059/329] preempt: Provide preempt_*_(no)rt variants
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
RT needs a few preempt_disable/enable points which are not necessary RT needs a few preempt_disable/enable points which are not necessary
otherwise. Implement variants to avoid #ifdeffery. otherwise. Implement variants to avoid #ifdeffery.

12
debian/patches-rt/0060-futex-workaround-migrate_disable-enable-in-different.patch vendored
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@ -1,12 +1,12 @@
From d6a9cdf745cd79634b4581276a1fff7570beb85c Mon Sep 17 00:00:00 2001 From 603f4c2d045a534af9b69a5996ee1f748e479353 Mon Sep 17 00:00:00 2001
Message-Id: <d6a9cdf745cd79634b4581276a1fff7570beb85c.1592846147.git.zanussi@kernel.org> Message-Id: <603f4c2d045a534af9b69a5996ee1f748e479353.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Mar 2017 14:23:35 +0100 Date: Wed, 8 Mar 2017 14:23:35 +0100
Subject: [PATCH 060/330] futex: workaround migrate_disable/enable in different Subject: [PATCH 060/329] futex: workaround migrate_disable/enable in different
context context
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
migrate_disable()/migrate_enable() takes a different path in atomic() vs migrate_disable()/migrate_enable() takes a different path in atomic() vs
!atomic() context. These little hacks ensure that we don't underflow / overflow !atomic() context. These little hacks ensure that we don't underflow / overflow

12
debian/patches-rt/0061-rt-Add-local-irq-locks.patch vendored
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@ -1,11 +1,11 @@
From 5b7e7169be4389cda315a618a77fec0b378095ca Mon Sep 17 00:00:00 2001 From 7fa2cc7cf2727d220551ce312905ea470ec0bc09 Mon Sep 17 00:00:00 2001
Message-Id: <5b7e7169be4389cda315a618a77fec0b378095ca.1592846147.git.zanussi@kernel.org> Message-Id: <7fa2cc7cf2727d220551ce312905ea470ec0bc09.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 20 Jun 2011 09:03:47 +0200 Date: Mon, 20 Jun 2011 09:03:47 +0200
Subject: [PATCH 061/330] rt: Add local irq locks Subject: [PATCH 061/329] rt: Add local irq locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Introduce locallock. For !RT this maps to preempt_disable()/ Introduce locallock. For !RT this maps to preempt_disable()/
local_irq_disable() so there is not much that changes. For RT this will local_irq_disable() so there is not much that changes. For RT this will

12
debian/patches-rt/0062-locallock-provide-get-put-_locked_ptr-variants.patch vendored
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@ -1,11 +1,11 @@
From 29cd5fd02b7f0dbdcdf3398745fb90248bae6a11 Mon Sep 17 00:00:00 2001 From d5e4aaae89b930a326c559c93a31a4161ee676f2 Mon Sep 17 00:00:00 2001
Message-Id: <29cd5fd02b7f0dbdcdf3398745fb90248bae6a11.1592846147.git.zanussi@kernel.org> Message-Id: <d5e4aaae89b930a326c559c93a31a4161ee676f2.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Julia Cartwright <julia@ni.com> From: Julia Cartwright <julia@ni.com>
Date: Mon, 7 May 2018 08:58:56 -0500 Date: Mon, 7 May 2018 08:58:56 -0500
Subject: [PATCH 062/330] locallock: provide {get,put}_locked_ptr() variants Subject: [PATCH 062/329] locallock: provide {get,put}_locked_ptr() variants
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Provide a set of locallocked accessors for pointers to per-CPU data; Provide a set of locallocked accessors for pointers to per-CPU data;
this is useful for dynamically-allocated per-CPU regions, for example. this is useful for dynamically-allocated per-CPU regions, for example.

12
debian/patches-rt/0063-mm-scatterlist-Do-not-disable-irqs-on-RT.patch vendored
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@ -1,11 +1,11 @@
From d8c286fb8afb9a25878451e26616b96f9bf2b38e Mon Sep 17 00:00:00 2001 From 16071d673e3c362fce46ecd14dade1f535c3871e Mon Sep 17 00:00:00 2001
Message-Id: <d8c286fb8afb9a25878451e26616b96f9bf2b38e.1592846147.git.zanussi@kernel.org> Message-Id: <16071d673e3c362fce46ecd14dade1f535c3871e.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 3 Jul 2009 08:44:34 -0500 Date: Fri, 3 Jul 2009 08:44:34 -0500
Subject: [PATCH 063/330] mm/scatterlist: Do not disable irqs on RT Subject: [PATCH 063/329] mm/scatterlist: Do not disable irqs on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
For -RT it is enough to keep pagefault disabled (which is currently handled by For -RT it is enough to keep pagefault disabled (which is currently handled by
kmap_atomic()). kmap_atomic()).

12
debian/patches-rt/0064-signal-x86-Delay-calling-signals-in-atomic.patch vendored
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@ -1,11 +1,11 @@
From 6fe95ca706326c7519412c75e10c7d70713424cb Mon Sep 17 00:00:00 2001 From 139479d76d767ceae115de7929cf34220233ab1f Mon Sep 17 00:00:00 2001
Message-Id: <6fe95ca706326c7519412c75e10c7d70713424cb.1592846147.git.zanussi@kernel.org> Message-Id: <139479d76d767ceae115de7929cf34220233ab1f.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Oleg Nesterov <oleg@redhat.com> From: Oleg Nesterov <oleg@redhat.com>
Date: Tue, 14 Jul 2015 14:26:34 +0200 Date: Tue, 14 Jul 2015 14:26:34 +0200
Subject: [PATCH 064/330] signal/x86: Delay calling signals in atomic Subject: [PATCH 064/329] signal/x86: Delay calling signals in atomic
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
On x86_64 we must disable preemption before we enable interrupts On x86_64 we must disable preemption before we enable interrupts
for stack faults, int3 and debugging, because the current task is using for stack faults, int3 and debugging, because the current task is using

12
debian/patches-rt/0065-x86-signal-delay-calling-signals-on-32bit.patch vendored
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@ -1,11 +1,11 @@
From 58212e94797862f347a83da1c62d6dbf644c28b8 Mon Sep 17 00:00:00 2001 From 438ef86de6bb44a4e122dc430e6fdd9d17612656 Mon Sep 17 00:00:00 2001
Message-Id: <58212e94797862f347a83da1c62d6dbf644c28b8.1592846147.git.zanussi@kernel.org> Message-Id: <438ef86de6bb44a4e122dc430e6fdd9d17612656.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Yang Shi <yang.shi@linaro.org> From: Yang Shi <yang.shi@linaro.org>
Date: Thu, 10 Dec 2015 10:58:51 -0800 Date: Thu, 10 Dec 2015 10:58:51 -0800
Subject: [PATCH 065/330] x86/signal: delay calling signals on 32bit Subject: [PATCH 065/329] x86/signal: delay calling signals on 32bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
When running some ptrace single step tests on x86-32 machine, the below problem When running some ptrace single step tests on x86-32 machine, the below problem
is triggered: is triggered:

12
debian/patches-rt/0066-buffer_head-Replace-bh_uptodate_lock-for-rt.patch vendored
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From 2c8893c469811fe57a6ccb47cd67600bf510dcdc Mon Sep 17 00:00:00 2001 From 007865c6e1bdc90fdff24aa16899d34d3ac41db4 Mon Sep 17 00:00:00 2001
Message-Id: <2c8893c469811fe57a6ccb47cd67600bf510dcdc.1592846147.git.zanussi@kernel.org> Message-Id: <007865c6e1bdc90fdff24aa16899d34d3ac41db4.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 09:18:52 +0100 Date: Fri, 18 Mar 2011 09:18:52 +0100
Subject: [PATCH 066/330] buffer_head: Replace bh_uptodate_lock for -rt Subject: [PATCH 066/329] buffer_head: Replace bh_uptodate_lock for -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Wrap the bit_spin_lock calls into a separate inline and add the RT Wrap the bit_spin_lock calls into a separate inline and add the RT
replacements with a real spinlock. replacements with a real spinlock.

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debian/patches-rt/0067-fs-jbd-jbd2-Make-state-lock-and-journal-head-lock-rt.patch vendored
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@ -1,12 +1,12 @@
From 3cc11354713594d4fb2664a7fb4cb59872176ed0 Mon Sep 17 00:00:00 2001 From 20e223c31710fe0d220cf31f56ea32ef0c61c991 Mon Sep 17 00:00:00 2001
Message-Id: <3cc11354713594d4fb2664a7fb4cb59872176ed0.1592846147.git.zanussi@kernel.org> Message-Id: <20e223c31710fe0d220cf31f56ea32ef0c61c991.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 10:11:25 +0100 Date: Fri, 18 Mar 2011 10:11:25 +0100
Subject: [PATCH 067/330] fs: jbd/jbd2: Make state lock and journal head lock Subject: [PATCH 067/329] fs: jbd/jbd2: Make state lock and journal head lock
rt safe rt safe
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
bit_spin_locks break under RT. bit_spin_locks break under RT.

12
debian/patches-rt/0068-list_bl-Make-list-head-locking-RT-safe.patch vendored
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@ -1,11 +1,11 @@
From d7dbda4307c7d2330cf192e6d04d34f788dfbdea Mon Sep 17 00:00:00 2001 From 9f2cbdda6b8144d29072afe1527c5dbe54f1bc8f Mon Sep 17 00:00:00 2001
Message-Id: <d7dbda4307c7d2330cf192e6d04d34f788dfbdea.1592846147.git.zanussi@kernel.org> Message-Id: <9f2cbdda6b8144d29072afe1527c5dbe54f1bc8f.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Paul Gortmaker <paul.gortmaker@windriver.com> From: Paul Gortmaker <paul.gortmaker@windriver.com>
Date: Fri, 21 Jun 2013 15:07:25 -0400 Date: Fri, 21 Jun 2013 15:07:25 -0400
Subject: [PATCH 068/330] list_bl: Make list head locking RT safe Subject: [PATCH 068/329] list_bl: Make list head locking RT safe
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
As per changes in include/linux/jbd_common.h for avoiding the As per changes in include/linux/jbd_common.h for avoiding the
bit_spin_locks on RT ("fs: jbd/jbd2: Make state lock and journal bit_spin_locks on RT ("fs: jbd/jbd2: Make state lock and journal

12
debian/patches-rt/0069-list_bl-fixup-bogus-lockdep-warning.patch vendored
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@ -1,11 +1,11 @@
From 546e11e3b7d198f31697e3d37f91f7d13691a5e9 Mon Sep 17 00:00:00 2001 From cf5d4a1b169ff7de5df4b8660e3481af31a2b31c Mon Sep 17 00:00:00 2001
Message-Id: <546e11e3b7d198f31697e3d37f91f7d13691a5e9.1592846147.git.zanussi@kernel.org> Message-Id: <cf5d4a1b169ff7de5df4b8660e3481af31a2b31c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Josh Cartwright <joshc@ni.com> From: Josh Cartwright <joshc@ni.com>
Date: Thu, 31 Mar 2016 00:04:25 -0500 Date: Thu, 31 Mar 2016 00:04:25 -0500
Subject: [PATCH 069/330] list_bl: fixup bogus lockdep warning Subject: [PATCH 069/329] list_bl: fixup bogus lockdep warning
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
At first glance, the use of 'static inline' seems appropriate for At first glance, the use of 'static inline' seems appropriate for
INIT_HLIST_BL_HEAD(). INIT_HLIST_BL_HEAD().

12
debian/patches-rt/0070-genirq-Disable-irqpoll-on-rt.patch vendored
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@ -1,11 +1,11 @@
From 58fdb46a53ff73cd5b4c8142eff4acb4799ae34b Mon Sep 17 00:00:00 2001 From 7c927f69c47dec2b3a90373d1c0749a88b8e27e2 Mon Sep 17 00:00:00 2001
Message-Id: <58fdb46a53ff73cd5b4c8142eff4acb4799ae34b.1592846147.git.zanussi@kernel.org> Message-Id: <7c927f69c47dec2b3a90373d1c0749a88b8e27e2.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:57 -0500 Date: Fri, 3 Jul 2009 08:29:57 -0500
Subject: [PATCH 070/330] genirq: Disable irqpoll on -rt Subject: [PATCH 070/329] genirq: Disable irqpoll on -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Creates long latencies for no value Creates long latencies for no value

12
debian/patches-rt/0071-genirq-Force-interrupt-thread-on-RT.patch vendored
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@ -1,11 +1,11 @@
From e6e7eb166022fa841ca4b929eb6bc22951a46275 Mon Sep 17 00:00:00 2001 From 5ba03b8944101e0f576b7b359eaf19543a7fee9b Mon Sep 17 00:00:00 2001
Message-Id: <e6e7eb166022fa841ca4b929eb6bc22951a46275.1592846147.git.zanussi@kernel.org> Message-Id: <5ba03b8944101e0f576b7b359eaf19543a7fee9b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 3 Apr 2011 11:57:29 +0200 Date: Sun, 3 Apr 2011 11:57:29 +0200
Subject: [PATCH 071/330] genirq: Force interrupt thread on RT Subject: [PATCH 071/329] genirq: Force interrupt thread on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Force threaded_irqs and optimize the code (force_irqthreads) in regard Force threaded_irqs and optimize the code (force_irqthreads) in regard
to this. to this.

20
debian/patches-rt/0072-Split-IRQ-off-and-zone-lock-while-freeing-pages-from.patch vendored
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@ -1,12 +1,12 @@
From 021d0c4398f9f1d303211609224bcc816a76ec03 Mon Sep 17 00:00:00 2001 From 82fff72073846080cecc7ffa0f3ed27724de4a9b Mon Sep 17 00:00:00 2001
Message-Id: <021d0c4398f9f1d303211609224bcc816a76ec03.1592846147.git.zanussi@kernel.org> Message-Id: <82fff72073846080cecc7ffa0f3ed27724de4a9b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 28 May 2018 15:24:20 +0200 Date: Mon, 28 May 2018 15:24:20 +0200
Subject: [PATCH 072/330] Split IRQ-off and zone->lock while freeing pages from Subject: [PATCH 072/329] Split IRQ-off and zone->lock while freeing pages from
PCP list #1 PCP list #1
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Split the IRQ-off section while accessing the PCP list from zone->lock Split the IRQ-off section while accessing the PCP list from zone->lock
while freeing pages. while freeing pages.
@ -21,7 +21,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 52 insertions(+), 30 deletions(-) 1 file changed, 52 insertions(+), 30 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d8c3051387d1..2a543a376a40 100644 index 7181dfe76440..bab65ef53eda 100644
--- a/mm/page_alloc.c --- a/mm/page_alloc.c
+++ b/mm/page_alloc.c +++ b/mm/page_alloc.c
@@ -1095,7 +1095,7 @@ static inline void prefetch_buddy(struct page *page) @@ -1095,7 +1095,7 @@ static inline void prefetch_buddy(struct page *page)
@ -115,7 +115,7 @@ index d8c3051387d1..2a543a376a40 100644
} }
static void free_one_page(struct zone *zone, static void free_one_page(struct zone *zone,
@@ -2545,13 +2552,18 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp) @@ -2540,13 +2547,18 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp)
{ {
unsigned long flags; unsigned long flags;
int to_drain, batch; int to_drain, batch;
@ -135,7 +135,7 @@ index d8c3051387d1..2a543a376a40 100644
} }
#endif #endif
@@ -2567,14 +2579,21 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone) @@ -2562,14 +2574,21 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone)
unsigned long flags; unsigned long flags;
struct per_cpu_pageset *pset; struct per_cpu_pageset *pset;
struct per_cpu_pages *pcp; struct per_cpu_pages *pcp;
@ -159,7 +159,7 @@ index d8c3051387d1..2a543a376a40 100644
} }
/* /*
@@ -2796,7 +2815,10 @@ static void free_unref_page_commit(struct page *page, unsigned long pfn) @@ -2791,7 +2810,10 @@ static void free_unref_page_commit(struct page *page, unsigned long pfn)
pcp->count++; pcp->count++;
if (pcp->count >= pcp->high) { if (pcp->count >= pcp->high) {
unsigned long batch = READ_ONCE(pcp->batch); unsigned long batch = READ_ONCE(pcp->batch);

30
debian/patches-rt/0073-Split-IRQ-off-and-zone-lock-while-freeing-pages-from.patch vendored
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@ -1,12 +1,12 @@
From 377595cd119888aa39bd32ee3c2ae94341f8b596 Mon Sep 17 00:00:00 2001 From 1212c4e9c6d7769a6b923e0bea6b8791b7395b90 Mon Sep 17 00:00:00 2001
Message-Id: <377595cd119888aa39bd32ee3c2ae94341f8b596.1592846147.git.zanussi@kernel.org> Message-Id: <1212c4e9c6d7769a6b923e0bea6b8791b7395b90.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 28 May 2018 15:24:21 +0200 Date: Mon, 28 May 2018 15:24:21 +0200
Subject: [PATCH 073/330] Split IRQ-off and zone->lock while freeing pages from Subject: [PATCH 073/329] Split IRQ-off and zone->lock while freeing pages from
PCP list #2 PCP list #2
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Split the IRQ-off section while accessing the PCP list from zone->lock Split the IRQ-off section while accessing the PCP list from zone->lock
while freeing pages. while freeing pages.
@ -21,7 +21,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 50 insertions(+), 10 deletions(-) 1 file changed, 50 insertions(+), 10 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 2a543a376a40..62b39e3e5cea 100644 index bab65ef53eda..6c45b7713e56 100644
--- a/mm/page_alloc.c --- a/mm/page_alloc.c
+++ b/mm/page_alloc.c +++ b/mm/page_alloc.c
@@ -1105,8 +1105,8 @@ static inline void prefetch_buddy(struct page *page) @@ -1105,8 +1105,8 @@ static inline void prefetch_buddy(struct page *page)
@ -63,7 +63,7 @@ index 2a543a376a40..62b39e3e5cea 100644
__free_one_page(page, page_to_pfn(page), zone, 0, mt); __free_one_page(page, page_to_pfn(page), zone, 0, mt);
trace_mm_page_pcpu_drain(page, 0, mt); trace_mm_page_pcpu_drain(page, 0, mt);
} }
@@ -2563,7 +2578,7 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp) @@ -2558,7 +2573,7 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp)
local_irq_restore(flags); local_irq_restore(flags);
if (to_drain > 0) if (to_drain > 0)
@ -72,7 +72,7 @@ index 2a543a376a40..62b39e3e5cea 100644
} }
#endif #endif
@@ -2593,7 +2608,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone) @@ -2588,7 +2603,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone)
local_irq_restore(flags); local_irq_restore(flags);
if (count) if (count)
@ -81,7 +81,7 @@ index 2a543a376a40..62b39e3e5cea 100644
} }
/* /*
@@ -2786,7 +2801,8 @@ static bool free_unref_page_prepare(struct page *page, unsigned long pfn) @@ -2781,7 +2796,8 @@ static bool free_unref_page_prepare(struct page *page, unsigned long pfn)
return true; return true;
} }
@ -91,7 +91,7 @@ index 2a543a376a40..62b39e3e5cea 100644
{ {
struct zone *zone = page_zone(page); struct zone *zone = page_zone(page);
struct per_cpu_pages *pcp; struct per_cpu_pages *pcp;
@@ -2815,10 +2831,8 @@ static void free_unref_page_commit(struct page *page, unsigned long pfn) @@ -2810,10 +2826,8 @@ static void free_unref_page_commit(struct page *page, unsigned long pfn)
pcp->count++; pcp->count++;
if (pcp->count >= pcp->high) { if (pcp->count >= pcp->high) {
unsigned long batch = READ_ONCE(pcp->batch); unsigned long batch = READ_ONCE(pcp->batch);
@ -103,7 +103,7 @@ index 2a543a376a40..62b39e3e5cea 100644
} }
} }
@@ -2829,13 +2843,17 @@ void free_unref_page(struct page *page) @@ -2824,13 +2838,17 @@ void free_unref_page(struct page *page)
{ {
unsigned long flags; unsigned long flags;
unsigned long pfn = page_to_pfn(page); unsigned long pfn = page_to_pfn(page);
@ -122,7 +122,7 @@ index 2a543a376a40..62b39e3e5cea 100644
} }
/* /*
@@ -2846,6 +2864,11 @@ void free_unref_page_list(struct list_head *list) @@ -2841,6 +2859,11 @@ void free_unref_page_list(struct list_head *list)
struct page *page, *next; struct page *page, *next;
unsigned long flags, pfn; unsigned long flags, pfn;
int batch_count = 0; int batch_count = 0;
@ -134,7 +134,7 @@ index 2a543a376a40..62b39e3e5cea 100644
/* Prepare pages for freeing */ /* Prepare pages for freeing */
list_for_each_entry_safe(page, next, list, lru) { list_for_each_entry_safe(page, next, list, lru) {
@@ -2858,10 +2881,12 @@ void free_unref_page_list(struct list_head *list) @@ -2853,10 +2876,12 @@ void free_unref_page_list(struct list_head *list)
local_irq_save(flags); local_irq_save(flags);
list_for_each_entry_safe(page, next, list, lru) { list_for_each_entry_safe(page, next, list, lru) {
unsigned long pfn = page_private(page); unsigned long pfn = page_private(page);
@ -148,7 +148,7 @@ index 2a543a376a40..62b39e3e5cea 100644
/* /*
* Guard against excessive IRQ disabled times when we get * Guard against excessive IRQ disabled times when we get
@@ -2874,6 +2899,21 @@ void free_unref_page_list(struct list_head *list) @@ -2869,6 +2894,21 @@ void free_unref_page_list(struct list_head *list)
} }
} }
local_irq_restore(flags); local_irq_restore(flags);

58
debian/patches-rt/0074-mm-SLxB-change-list_lock-to-raw_spinlock_t.patch vendored
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@ -1,11 +1,11 @@
From 39ebbedf9476b543cc534b642872b6467de93810 Mon Sep 17 00:00:00 2001 From 6b1bf65d021e071dccf657fbae57841973070648 Mon Sep 17 00:00:00 2001
Message-Id: <39ebbedf9476b543cc534b642872b6467de93810.1592846147.git.zanussi@kernel.org> Message-Id: <6b1bf65d021e071dccf657fbae57841973070648.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 28 May 2018 15:24:22 +0200 Date: Mon, 28 May 2018 15:24:22 +0200
Subject: [PATCH 074/330] mm/SLxB: change list_lock to raw_spinlock_t Subject: [PATCH 074/329] mm/SLxB: change list_lock to raw_spinlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The list_lock is used with used with IRQs off on RT. Make it a raw_spinlock_t The list_lock is used with used with IRQs off on RT. Make it a raw_spinlock_t
otherwise the interrupts won't be disabled on -RT. The locking rules remain otherwise the interrupts won't be disabled on -RT. The locking rules remain
@ -402,10 +402,10 @@ index 9632772e14be..d6b01d61f768 100644
#ifdef CONFIG_SLAB #ifdef CONFIG_SLAB
struct list_head slabs_partial; /* partial list first, better asm code */ struct list_head slabs_partial; /* partial list first, better asm code */
diff --git a/mm/slub.c b/mm/slub.c diff --git a/mm/slub.c b/mm/slub.c
index d8116a43a287..83ca3f1c0d86 100644 index 882a1e0ae89c..66416eff4818 100644
--- a/mm/slub.c --- a/mm/slub.c
+++ b/mm/slub.c +++ b/mm/slub.c
@@ -1167,7 +1167,7 @@ static noinline int free_debug_processing( @@ -1181,7 +1181,7 @@ static noinline int free_debug_processing(
unsigned long uninitialized_var(flags); unsigned long uninitialized_var(flags);
int ret = 0; int ret = 0;
@ -414,7 +414,7 @@ index d8116a43a287..83ca3f1c0d86 100644
slab_lock(page); slab_lock(page);
if (s->flags & SLAB_CONSISTENCY_CHECKS) { if (s->flags & SLAB_CONSISTENCY_CHECKS) {
@@ -1202,7 +1202,7 @@ static noinline int free_debug_processing( @@ -1216,7 +1216,7 @@ static noinline int free_debug_processing(
bulk_cnt, cnt); bulk_cnt, cnt);
slab_unlock(page); slab_unlock(page);
@ -423,7 +423,7 @@ index d8116a43a287..83ca3f1c0d86 100644
if (!ret) if (!ret)
slab_fix(s, "Object at 0x%p not freed", object); slab_fix(s, "Object at 0x%p not freed", object);
return ret; return ret;
@@ -1802,7 +1802,7 @@ static void *get_partial_node(struct kmem_cache *s, struct kmem_cache_node *n, @@ -1821,7 +1821,7 @@ static void *get_partial_node(struct kmem_cache *s, struct kmem_cache_node *n,
if (!n || !n->nr_partial) if (!n || !n->nr_partial)
return NULL; return NULL;
@ -432,7 +432,7 @@ index d8116a43a287..83ca3f1c0d86 100644
list_for_each_entry_safe(page, page2, &n->partial, lru) { list_for_each_entry_safe(page, page2, &n->partial, lru) {
void *t; void *t;
@@ -1827,7 +1827,7 @@ static void *get_partial_node(struct kmem_cache *s, struct kmem_cache_node *n, @@ -1846,7 +1846,7 @@ static void *get_partial_node(struct kmem_cache *s, struct kmem_cache_node *n,
break; break;
} }
@ -441,7 +441,7 @@ index d8116a43a287..83ca3f1c0d86 100644
return object; return object;
} }
@@ -2071,7 +2071,7 @@ static void deactivate_slab(struct kmem_cache *s, struct page *page, @@ -2098,7 +2098,7 @@ static void deactivate_slab(struct kmem_cache *s, struct page *page,
* that acquire_slab() will see a slab page that * that acquire_slab() will see a slab page that
* is frozen * is frozen
*/ */
@ -450,7 +450,7 @@ index d8116a43a287..83ca3f1c0d86 100644
} }
} else { } else {
m = M_FULL; m = M_FULL;
@@ -2082,7 +2082,7 @@ static void deactivate_slab(struct kmem_cache *s, struct page *page, @@ -2109,7 +2109,7 @@ static void deactivate_slab(struct kmem_cache *s, struct page *page,
* slabs from diagnostic functions will not see * slabs from diagnostic functions will not see
* any frozen slabs. * any frozen slabs.
*/ */
@ -459,7 +459,7 @@ index d8116a43a287..83ca3f1c0d86 100644
} }
} }
@@ -2117,7 +2117,7 @@ static void deactivate_slab(struct kmem_cache *s, struct page *page, @@ -2144,7 +2144,7 @@ static void deactivate_slab(struct kmem_cache *s, struct page *page,
goto redo; goto redo;
if (lock) if (lock)
@ -468,7 +468,7 @@ index d8116a43a287..83ca3f1c0d86 100644
if (m == M_FREE) { if (m == M_FREE) {
stat(s, DEACTIVATE_EMPTY); stat(s, DEACTIVATE_EMPTY);
@@ -2152,10 +2152,10 @@ static void unfreeze_partials(struct kmem_cache *s, @@ -2179,10 +2179,10 @@ static void unfreeze_partials(struct kmem_cache *s,
n2 = get_node(s, page_to_nid(page)); n2 = get_node(s, page_to_nid(page));
if (n != n2) { if (n != n2) {
if (n) if (n)
@ -481,7 +481,7 @@ index d8116a43a287..83ca3f1c0d86 100644
} }
do { do {
@@ -2184,7 +2184,7 @@ static void unfreeze_partials(struct kmem_cache *s, @@ -2211,7 +2211,7 @@ static void unfreeze_partials(struct kmem_cache *s,
} }
if (n) if (n)
@ -490,7 +490,7 @@ index d8116a43a287..83ca3f1c0d86 100644
while (discard_page) { while (discard_page) {
page = discard_page; page = discard_page;
@@ -2353,10 +2353,10 @@ static unsigned long count_partial(struct kmem_cache_node *n, @@ -2380,10 +2380,10 @@ static unsigned long count_partial(struct kmem_cache_node *n,
unsigned long x = 0; unsigned long x = 0;
struct page *page; struct page *page;
@ -503,7 +503,7 @@ index d8116a43a287..83ca3f1c0d86 100644
return x; return x;
} }
#endif /* CONFIG_SLUB_DEBUG || CONFIG_SYSFS */ #endif /* CONFIG_SLUB_DEBUG || CONFIG_SYSFS */
@@ -2801,7 +2801,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page, @@ -2828,7 +2828,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page,
do { do {
if (unlikely(n)) { if (unlikely(n)) {
@ -512,7 +512,7 @@ index d8116a43a287..83ca3f1c0d86 100644
n = NULL; n = NULL;
} }
prior = page->freelist; prior = page->freelist;
@@ -2833,7 +2833,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page, @@ -2860,7 +2860,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page,
* Otherwise the list_lock will synchronize with * Otherwise the list_lock will synchronize with
* other processors updating the list of slabs. * other processors updating the list of slabs.
*/ */
@ -521,7 +521,7 @@ index d8116a43a287..83ca3f1c0d86 100644
} }
} }
@@ -2875,7 +2875,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page, @@ -2902,7 +2902,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page,
add_partial(n, page, DEACTIVATE_TO_TAIL); add_partial(n, page, DEACTIVATE_TO_TAIL);
stat(s, FREE_ADD_PARTIAL); stat(s, FREE_ADD_PARTIAL);
} }
@ -530,7 +530,7 @@ index d8116a43a287..83ca3f1c0d86 100644
return; return;
slab_empty: slab_empty:
@@ -2890,7 +2890,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page, @@ -2917,7 +2917,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page,
remove_full(s, n, page); remove_full(s, n, page);
} }
@ -539,7 +539,7 @@ index d8116a43a287..83ca3f1c0d86 100644
stat(s, FREE_SLAB); stat(s, FREE_SLAB);
discard_slab(s, page); discard_slab(s, page);
} }
@@ -3288,7 +3288,7 @@ static void @@ -3315,7 +3315,7 @@ static void
init_kmem_cache_node(struct kmem_cache_node *n) init_kmem_cache_node(struct kmem_cache_node *n)
{ {
n->nr_partial = 0; n->nr_partial = 0;
@ -548,7 +548,7 @@ index d8116a43a287..83ca3f1c0d86 100644
INIT_LIST_HEAD(&n->partial); INIT_LIST_HEAD(&n->partial);
#ifdef CONFIG_SLUB_DEBUG #ifdef CONFIG_SLUB_DEBUG
atomic_long_set(&n->nr_slabs, 0); atomic_long_set(&n->nr_slabs, 0);
@@ -3675,7 +3675,7 @@ static void free_partial(struct kmem_cache *s, struct kmem_cache_node *n) @@ -3702,7 +3702,7 @@ static void free_partial(struct kmem_cache *s, struct kmem_cache_node *n)
struct page *page, *h; struct page *page, *h;
BUG_ON(irqs_disabled()); BUG_ON(irqs_disabled());
@ -557,7 +557,7 @@ index d8116a43a287..83ca3f1c0d86 100644
list_for_each_entry_safe(page, h, &n->partial, lru) { list_for_each_entry_safe(page, h, &n->partial, lru) {
if (!page->inuse) { if (!page->inuse) {
remove_partial(n, page); remove_partial(n, page);
@@ -3685,7 +3685,7 @@ static void free_partial(struct kmem_cache *s, struct kmem_cache_node *n) @@ -3712,7 +3712,7 @@ static void free_partial(struct kmem_cache *s, struct kmem_cache_node *n)
"Objects remaining in %s on __kmem_cache_shutdown()"); "Objects remaining in %s on __kmem_cache_shutdown()");
} }
} }
@ -566,7 +566,7 @@ index d8116a43a287..83ca3f1c0d86 100644
list_for_each_entry_safe(page, h, &discard, lru) list_for_each_entry_safe(page, h, &discard, lru)
discard_slab(s, page); discard_slab(s, page);
@@ -3958,7 +3958,7 @@ int __kmem_cache_shrink(struct kmem_cache *s) @@ -3985,7 +3985,7 @@ int __kmem_cache_shrink(struct kmem_cache *s)
for (i = 0; i < SHRINK_PROMOTE_MAX; i++) for (i = 0; i < SHRINK_PROMOTE_MAX; i++)
INIT_LIST_HEAD(promote + i); INIT_LIST_HEAD(promote + i);
@ -575,7 +575,7 @@ index d8116a43a287..83ca3f1c0d86 100644
/* /*
* Build lists of slabs to discard or promote. * Build lists of slabs to discard or promote.
@@ -3989,7 +3989,7 @@ int __kmem_cache_shrink(struct kmem_cache *s) @@ -4016,7 +4016,7 @@ int __kmem_cache_shrink(struct kmem_cache *s)
for (i = SHRINK_PROMOTE_MAX - 1; i >= 0; i--) for (i = SHRINK_PROMOTE_MAX - 1; i >= 0; i--)
list_splice(promote + i, &n->partial); list_splice(promote + i, &n->partial);
@ -584,7 +584,7 @@ index d8116a43a287..83ca3f1c0d86 100644
/* Release empty slabs */ /* Release empty slabs */
list_for_each_entry_safe(page, t, &discard, lru) list_for_each_entry_safe(page, t, &discard, lru)
@@ -4403,7 +4403,7 @@ static int validate_slab_node(struct kmem_cache *s, @@ -4430,7 +4430,7 @@ static int validate_slab_node(struct kmem_cache *s,
struct page *page; struct page *page;
unsigned long flags; unsigned long flags;
@ -593,7 +593,7 @@ index d8116a43a287..83ca3f1c0d86 100644
list_for_each_entry(page, &n->partial, lru) { list_for_each_entry(page, &n->partial, lru) {
validate_slab_slab(s, page, map); validate_slab_slab(s, page, map);
@@ -4425,7 +4425,7 @@ static int validate_slab_node(struct kmem_cache *s, @@ -4452,7 +4452,7 @@ static int validate_slab_node(struct kmem_cache *s,
s->name, count, atomic_long_read(&n->nr_slabs)); s->name, count, atomic_long_read(&n->nr_slabs));
out: out:
@ -602,7 +602,7 @@ index d8116a43a287..83ca3f1c0d86 100644
return count; return count;
} }
@@ -4615,12 +4615,12 @@ static int list_locations(struct kmem_cache *s, char *buf, @@ -4642,12 +4642,12 @@ static int list_locations(struct kmem_cache *s, char *buf,
if (!atomic_long_read(&n->nr_slabs)) if (!atomic_long_read(&n->nr_slabs))
continue; continue;

48
debian/patches-rt/0075-mm-SLUB-delay-giving-back-empty-slubs-to-IRQ-enabled.patch vendored
View File

@ -1,12 +1,12 @@
From 7b367dfb1943353fa3ba380009621330359ebb3e Mon Sep 17 00:00:00 2001 From 1b9d60f29367a7b27d8a716a5d70daa700e744d8 Mon Sep 17 00:00:00 2001
Message-Id: <7b367dfb1943353fa3ba380009621330359ebb3e.1592846147.git.zanussi@kernel.org> Message-Id: <1b9d60f29367a7b27d8a716a5d70daa700e744d8.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 21 Jun 2018 17:29:19 +0200 Date: Thu, 21 Jun 2018 17:29:19 +0200
Subject: [PATCH 075/330] mm/SLUB: delay giving back empty slubs to IRQ enabled Subject: [PATCH 075/329] mm/SLUB: delay giving back empty slubs to IRQ enabled
regions regions
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
__free_slab() is invoked with disabled interrupts which increases the __free_slab() is invoked with disabled interrupts which increases the
irq-off time while __free_pages() is doing the work. irq-off time while __free_pages() is doing the work.
@ -21,11 +21,11 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 69 insertions(+), 5 deletions(-) 1 file changed, 69 insertions(+), 5 deletions(-)
diff --git a/mm/slub.c b/mm/slub.c diff --git a/mm/slub.c b/mm/slub.c
index 83ca3f1c0d86..7a0706ccdf30 100644 index 66416eff4818..b890fe5f9cd3 100644
--- a/mm/slub.c --- a/mm/slub.c
+++ b/mm/slub.c +++ b/mm/slub.c
@@ -1330,6 +1330,12 @@ static inline void dec_slabs_node(struct kmem_cache *s, int node, @@ -1349,6 +1349,12 @@ static bool freelist_corrupted(struct kmem_cache *s, struct page *page,
}
#endif /* CONFIG_SLUB_DEBUG */ #endif /* CONFIG_SLUB_DEBUG */
+struct slub_free_list { +struct slub_free_list {
@ -37,7 +37,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
/* /*
* Hooks for other subsystems that check memory allocations. In a typical * Hooks for other subsystems that check memory allocations. In a typical
* production configuration these hooks all should produce no code at all. * production configuration these hooks all should produce no code at all.
@@ -1684,6 +1690,16 @@ static void __free_slab(struct kmem_cache *s, struct page *page) @@ -1703,6 +1709,16 @@ static void __free_slab(struct kmem_cache *s, struct page *page)
__free_pages(page, order); __free_pages(page, order);
} }
@ -54,7 +54,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
static void rcu_free_slab(struct rcu_head *h) static void rcu_free_slab(struct rcu_head *h)
{ {
struct page *page = container_of(h, struct page, rcu_head); struct page *page = container_of(h, struct page, rcu_head);
@@ -1695,6 +1711,12 @@ static void free_slab(struct kmem_cache *s, struct page *page) @@ -1714,6 +1730,12 @@ static void free_slab(struct kmem_cache *s, struct page *page)
{ {
if (unlikely(s->flags & SLAB_TYPESAFE_BY_RCU)) { if (unlikely(s->flags & SLAB_TYPESAFE_BY_RCU)) {
call_rcu(&page->rcu_head, rcu_free_slab); call_rcu(&page->rcu_head, rcu_free_slab);
@ -67,7 +67,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
} else } else
__free_slab(s, page); __free_slab(s, page);
} }
@@ -2221,14 +2243,21 @@ static void put_cpu_partial(struct kmem_cache *s, struct page *page, int drain) @@ -2248,14 +2270,21 @@ static void put_cpu_partial(struct kmem_cache *s, struct page *page, int drain)
pobjects = oldpage->pobjects; pobjects = oldpage->pobjects;
pages = oldpage->pages; pages = oldpage->pages;
if (drain && pobjects > s->cpu_partial) { if (drain && pobjects > s->cpu_partial) {
@ -89,7 +89,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
oldpage = NULL; oldpage = NULL;
pobjects = 0; pobjects = 0;
pages = 0; pages = 0;
@@ -2298,7 +2327,22 @@ static bool has_cpu_slab(int cpu, void *info) @@ -2325,7 +2354,22 @@ static bool has_cpu_slab(int cpu, void *info)
static void flush_all(struct kmem_cache *s) static void flush_all(struct kmem_cache *s)
{ {
@ -112,7 +112,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
} }
/* /*
@@ -2496,8 +2540,10 @@ static inline void *get_freelist(struct kmem_cache *s, struct page *page) @@ -2523,8 +2567,10 @@ static inline void *get_freelist(struct kmem_cache *s, struct page *page)
* already disabled (which is the case for bulk allocation). * already disabled (which is the case for bulk allocation).
*/ */
static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node, static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
@ -124,7 +124,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
void *freelist; void *freelist;
struct page *page; struct page *page;
@@ -2563,6 +2609,13 @@ static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node, @@ -2590,6 +2636,13 @@ static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
VM_BUG_ON(!c->page->frozen); VM_BUG_ON(!c->page->frozen);
c->freelist = get_freepointer(s, freelist); c->freelist = get_freepointer(s, freelist);
c->tid = next_tid(c->tid); c->tid = next_tid(c->tid);
@ -138,7 +138,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
return freelist; return freelist;
new_slab: new_slab:
@@ -2578,7 +2631,7 @@ static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node, @@ -2605,7 +2658,7 @@ static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
if (unlikely(!freelist)) { if (unlikely(!freelist)) {
slab_out_of_memory(s, gfpflags, node); slab_out_of_memory(s, gfpflags, node);
@ -147,7 +147,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
} }
page = c->page; page = c->page;
@@ -2591,7 +2644,7 @@ static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node, @@ -2618,7 +2671,7 @@ static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
goto new_slab; /* Slab failed checks. Next slab needed */ goto new_slab; /* Slab failed checks. Next slab needed */
deactivate_slab(s, page, get_freepointer(s, freelist), c); deactivate_slab(s, page, get_freepointer(s, freelist), c);
@ -156,7 +156,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
} }
/* /*
@@ -2603,6 +2656,7 @@ static void *__slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node, @@ -2630,6 +2683,7 @@ static void *__slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
{ {
void *p; void *p;
unsigned long flags; unsigned long flags;
@ -164,7 +164,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
local_irq_save(flags); local_irq_save(flags);
#ifdef CONFIG_PREEMPT #ifdef CONFIG_PREEMPT
@@ -2614,8 +2668,9 @@ static void *__slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node, @@ -2641,8 +2695,9 @@ static void *__slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
c = this_cpu_ptr(s->cpu_slab); c = this_cpu_ptr(s->cpu_slab);
#endif #endif
@ -175,7 +175,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
return p; return p;
} }
@@ -3095,6 +3150,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size, @@ -3122,6 +3177,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size,
void **p) void **p)
{ {
struct kmem_cache_cpu *c; struct kmem_cache_cpu *c;
@ -183,7 +183,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
int i; int i;
/* memcg and kmem_cache debug support */ /* memcg and kmem_cache debug support */
@@ -3127,7 +3183,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size, @@ -3154,7 +3210,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size,
* of re-populating per CPU c->freelist * of re-populating per CPU c->freelist
*/ */
p[i] = ___slab_alloc(s, flags, NUMA_NO_NODE, p[i] = ___slab_alloc(s, flags, NUMA_NO_NODE,
@ -192,7 +192,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
if (unlikely(!p[i])) if (unlikely(!p[i]))
goto error; goto error;
@@ -3139,6 +3195,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size, @@ -3166,6 +3222,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size,
} }
c->tid = next_tid(c->tid); c->tid = next_tid(c->tid);
local_irq_enable(); local_irq_enable();
@ -200,7 +200,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
/* Clear memory outside IRQ disabled fastpath loop */ /* Clear memory outside IRQ disabled fastpath loop */
if (unlikely(flags & __GFP_ZERO)) { if (unlikely(flags & __GFP_ZERO)) {
@@ -3153,6 +3210,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size, @@ -3180,6 +3237,7 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size,
return i; return i;
error: error:
local_irq_enable(); local_irq_enable();
@ -208,7 +208,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
slab_post_alloc_hook(s, flags, i, p); slab_post_alloc_hook(s, flags, i, p);
__kmem_cache_free_bulk(s, i, p); __kmem_cache_free_bulk(s, i, p);
return 0; return 0;
@@ -4202,6 +4260,12 @@ void __init kmem_cache_init(void) @@ -4229,6 +4287,12 @@ void __init kmem_cache_init(void)
{ {
static __initdata struct kmem_cache boot_kmem_cache, static __initdata struct kmem_cache boot_kmem_cache,
boot_kmem_cache_node; boot_kmem_cache_node;

46
debian/patches-rt/0076-mm-page_alloc-rt-friendly-per-cpu-pages.patch vendored
View File

@ -1,11 +1,11 @@
From abda1f47485a78498dde5581c2b61f1f22454778 Mon Sep 17 00:00:00 2001 From 2fed6ba2f350959239f45b5e4d5dc888b23cb153 Mon Sep 17 00:00:00 2001
Message-Id: <abda1f47485a78498dde5581c2b61f1f22454778.1592846147.git.zanussi@kernel.org> Message-Id: <2fed6ba2f350959239f45b5e4d5dc888b23cb153.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:37 -0500 Date: Fri, 3 Jul 2009 08:29:37 -0500
Subject: [PATCH 076/330] mm: page_alloc: rt-friendly per-cpu pages Subject: [PATCH 076/329] mm: page_alloc: rt-friendly per-cpu pages
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
rt-friendly per-cpu pages: convert the irqs-off per-cpu locking rt-friendly per-cpu pages: convert the irqs-off per-cpu locking
method into a preemptible, explicit-per-cpu-locks method. method into a preemptible, explicit-per-cpu-locks method.
@ -21,7 +21,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
1 file changed, 43 insertions(+), 20 deletions(-) 1 file changed, 43 insertions(+), 20 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 62b39e3e5cea..0aad0dbd8bf4 100644 index 6c45b7713e56..63bf99bdcabc 100644
--- a/mm/page_alloc.c --- a/mm/page_alloc.c
+++ b/mm/page_alloc.c +++ b/mm/page_alloc.c
@@ -60,6 +60,7 @@ @@ -60,6 +60,7 @@
@ -64,7 +64,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
} }
static void __init __free_pages_boot_core(struct page *page, unsigned int order) static void __init __free_pages_boot_core(struct page *page, unsigned int order)
@@ -2569,13 +2582,13 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp) @@ -2564,13 +2577,13 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp)
int to_drain, batch; int to_drain, batch;
LIST_HEAD(dst); LIST_HEAD(dst);
@ -80,7 +80,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
if (to_drain > 0) if (to_drain > 0)
free_pcppages_bulk(zone, &dst, false); free_pcppages_bulk(zone, &dst, false);
@@ -2597,7 +2610,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone) @@ -2592,7 +2605,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone)
LIST_HEAD(dst); LIST_HEAD(dst);
int count; int count;
@ -89,7 +89,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
pset = per_cpu_ptr(zone->pageset, cpu); pset = per_cpu_ptr(zone->pageset, cpu);
pcp = &pset->pcp; pcp = &pset->pcp;
@@ -2605,7 +2618,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone) @@ -2600,7 +2613,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone)
if (count) if (count)
isolate_pcp_pages(count, pcp, &dst); isolate_pcp_pages(count, pcp, &dst);
@ -98,7 +98,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
if (count) if (count)
free_pcppages_bulk(zone, &dst, false); free_pcppages_bulk(zone, &dst, false);
@@ -2643,6 +2656,7 @@ void drain_local_pages(struct zone *zone) @@ -2638,6 +2651,7 @@ void drain_local_pages(struct zone *zone)
drain_pages(cpu); drain_pages(cpu);
} }
@ -106,7 +106,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
static void drain_local_pages_wq(struct work_struct *work) static void drain_local_pages_wq(struct work_struct *work)
{ {
/* /*
@@ -2656,6 +2670,7 @@ static void drain_local_pages_wq(struct work_struct *work) @@ -2651,6 +2665,7 @@ static void drain_local_pages_wq(struct work_struct *work)
drain_local_pages(NULL); drain_local_pages(NULL);
preempt_enable(); preempt_enable();
} }
@ -114,7 +114,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
/* /*
* Spill all the per-cpu pages from all CPUs back into the buddy allocator. * Spill all the per-cpu pages from all CPUs back into the buddy allocator.
@@ -2722,7 +2737,14 @@ void drain_all_pages(struct zone *zone) @@ -2717,7 +2732,14 @@ void drain_all_pages(struct zone *zone)
else else
cpumask_clear_cpu(cpu, &cpus_with_pcps); cpumask_clear_cpu(cpu, &cpus_with_pcps);
} }
@ -130,7 +130,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
for_each_cpu(cpu, &cpus_with_pcps) { for_each_cpu(cpu, &cpus_with_pcps) {
struct work_struct *work = per_cpu_ptr(&pcpu_drain, cpu); struct work_struct *work = per_cpu_ptr(&pcpu_drain, cpu);
INIT_WORK(work, drain_local_pages_wq); INIT_WORK(work, drain_local_pages_wq);
@@ -2730,6 +2752,7 @@ void drain_all_pages(struct zone *zone) @@ -2725,6 +2747,7 @@ void drain_all_pages(struct zone *zone)
} }
for_each_cpu(cpu, &cpus_with_pcps) for_each_cpu(cpu, &cpus_with_pcps)
flush_work(per_cpu_ptr(&pcpu_drain, cpu)); flush_work(per_cpu_ptr(&pcpu_drain, cpu));
@ -138,7 +138,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
mutex_unlock(&pcpu_drain_mutex); mutex_unlock(&pcpu_drain_mutex);
} }
@@ -2849,9 +2872,9 @@ void free_unref_page(struct page *page) @@ -2844,9 +2867,9 @@ void free_unref_page(struct page *page)
if (!free_unref_page_prepare(page, pfn)) if (!free_unref_page_prepare(page, pfn))
return; return;
@ -150,7 +150,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
if (!list_empty(&dst)) if (!list_empty(&dst))
free_pcppages_bulk(zone, &dst, false); free_pcppages_bulk(zone, &dst, false);
} }
@@ -2878,7 +2901,7 @@ void free_unref_page_list(struct list_head *list) @@ -2873,7 +2896,7 @@ void free_unref_page_list(struct list_head *list)
set_page_private(page, pfn); set_page_private(page, pfn);
} }
@ -159,7 +159,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
list_for_each_entry_safe(page, next, list, lru) { list_for_each_entry_safe(page, next, list, lru) {
unsigned long pfn = page_private(page); unsigned long pfn = page_private(page);
enum zone_type type; enum zone_type type;
@@ -2893,12 +2916,12 @@ void free_unref_page_list(struct list_head *list) @@ -2888,12 +2911,12 @@ void free_unref_page_list(struct list_head *list)
* a large list of pages to free. * a large list of pages to free.
*/ */
if (++batch_count == SWAP_CLUSTER_MAX) { if (++batch_count == SWAP_CLUSTER_MAX) {
@ -175,7 +175,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
for (i = 0; i < __MAX_NR_ZONES; ) { for (i = 0; i < __MAX_NR_ZONES; ) {
struct page *page; struct page *page;
@@ -3047,7 +3070,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone, @@ -3042,7 +3065,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone,
struct page *page; struct page *page;
unsigned long flags; unsigned long flags;
@ -184,7 +184,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
pcp = &this_cpu_ptr(zone->pageset)->pcp; pcp = &this_cpu_ptr(zone->pageset)->pcp;
list = &pcp->lists[migratetype]; list = &pcp->lists[migratetype];
page = __rmqueue_pcplist(zone, migratetype, pcp, list); page = __rmqueue_pcplist(zone, migratetype, pcp, list);
@@ -3055,7 +3078,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone, @@ -3050,7 +3073,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone,
__count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order); __count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order);
zone_statistics(preferred_zone, zone); zone_statistics(preferred_zone, zone);
} }
@ -193,7 +193,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
return page; return page;
} }
@@ -3082,7 +3105,7 @@ struct page *rmqueue(struct zone *preferred_zone, @@ -3077,7 +3100,7 @@ struct page *rmqueue(struct zone *preferred_zone,
* allocate greater than order-1 page units with __GFP_NOFAIL. * allocate greater than order-1 page units with __GFP_NOFAIL.
*/ */
WARN_ON_ONCE((gfp_flags & __GFP_NOFAIL) && (order > 1)); WARN_ON_ONCE((gfp_flags & __GFP_NOFAIL) && (order > 1));
@ -202,7 +202,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
do { do {
page = NULL; page = NULL;
@@ -3102,14 +3125,14 @@ struct page *rmqueue(struct zone *preferred_zone, @@ -3097,14 +3120,14 @@ struct page *rmqueue(struct zone *preferred_zone,
__count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order); __count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order);
zone_statistics(preferred_zone, zone); zone_statistics(preferred_zone, zone);
@ -219,7 +219,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
return NULL; return NULL;
} }
@@ -8130,7 +8153,7 @@ void zone_pcp_reset(struct zone *zone) @@ -8125,7 +8148,7 @@ void zone_pcp_reset(struct zone *zone)
struct per_cpu_pageset *pset; struct per_cpu_pageset *pset;
/* avoid races with drain_pages() */ /* avoid races with drain_pages() */
@ -228,7 +228,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
if (zone->pageset != &boot_pageset) { if (zone->pageset != &boot_pageset) {
for_each_online_cpu(cpu) { for_each_online_cpu(cpu) {
pset = per_cpu_ptr(zone->pageset, cpu); pset = per_cpu_ptr(zone->pageset, cpu);
@@ -8139,7 +8162,7 @@ void zone_pcp_reset(struct zone *zone) @@ -8134,7 +8157,7 @@ void zone_pcp_reset(struct zone *zone)
free_percpu(zone->pageset); free_percpu(zone->pageset);
zone->pageset = &boot_pageset; zone->pageset = &boot_pageset;
} }

16
debian/patches-rt/0077-mm-swap-Convert-to-percpu-locked.patch vendored
View File

@ -1,11 +1,11 @@
From d054e1f303f7a4661d16389108b38a84aa85f441 Mon Sep 17 00:00:00 2001 From 2f5c7c8e52ba0322a60691186db870ca4d57c5cb Mon Sep 17 00:00:00 2001
Message-Id: <d054e1f303f7a4661d16389108b38a84aa85f441.1592846147.git.zanussi@kernel.org> Message-Id: <2f5c7c8e52ba0322a60691186db870ca4d57c5cb.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:51 -0500 Date: Fri, 3 Jul 2009 08:29:51 -0500
Subject: [PATCH 077/330] mm/swap: Convert to percpu locked Subject: [PATCH 077/329] mm/swap: Convert to percpu locked
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Replace global locks (get_cpu + local_irq_save) with "local_locks()". Replace global locks (get_cpu + local_irq_save) with "local_locks()".
Currently there is one of for "rotate" and one for "swap". Currently there is one of for "rotate" and one for "swap".
@ -59,10 +59,10 @@ index 5079ddbec8f9..c40d3a13cbbd 100644
cc->last_migrated_pfn = 0; cc->last_migrated_pfn = 0;
} }
diff --git a/mm/page_alloc.c b/mm/page_alloc.c diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 0aad0dbd8bf4..98abae7e843e 100644 index 63bf99bdcabc..1d25236411a7 100644
--- a/mm/page_alloc.c --- a/mm/page_alloc.c
+++ b/mm/page_alloc.c +++ b/mm/page_alloc.c
@@ -7243,8 +7243,9 @@ void __init free_area_init(unsigned long *zones_size) @@ -7238,8 +7238,9 @@ void __init free_area_init(unsigned long *zones_size)
static int page_alloc_cpu_dead(unsigned int cpu) static int page_alloc_cpu_dead(unsigned int cpu)
{ {

12
debian/patches-rt/0078-mm-perform-lru_add_drain_all-remotely.patch vendored
View File

@ -1,11 +1,11 @@
From a8db797e3972c746f7642b6b73bca01fdde9ec4a Mon Sep 17 00:00:00 2001 From 6fe4f5a1dfdf070124bb35ca904901baf7d92445 Mon Sep 17 00:00:00 2001
Message-Id: <a8db797e3972c746f7642b6b73bca01fdde9ec4a.1592846147.git.zanussi@kernel.org> Message-Id: <6fe4f5a1dfdf070124bb35ca904901baf7d92445.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Luiz Capitulino <lcapitulino@redhat.com> From: Luiz Capitulino <lcapitulino@redhat.com>
Date: Fri, 27 May 2016 15:03:28 +0200 Date: Fri, 27 May 2016 15:03:28 +0200
Subject: [PATCH 078/330] mm: perform lru_add_drain_all() remotely Subject: [PATCH 078/329] mm: perform lru_add_drain_all() remotely
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
lru_add_drain_all() works by scheduling lru_add_drain_cpu() to run lru_add_drain_all() works by scheduling lru_add_drain_cpu() to run
on all CPUs that have non-empty LRU pagevecs and then waiting for on all CPUs that have non-empty LRU pagevecs and then waiting for

12
debian/patches-rt/0079-mm-vmstat-Protect-per-cpu-variables-with-preempt-dis.patch vendored
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@ -1,12 +1,12 @@
From 2eb1b2f89292a0e3d57b1f13b86752834510784e Mon Sep 17 00:00:00 2001 From 411a7404a2e510ec921a6ad71986569dd9a74d44 Mon Sep 17 00:00:00 2001
Message-Id: <2eb1b2f89292a0e3d57b1f13b86752834510784e.1592846147.git.zanussi@kernel.org> Message-Id: <411a7404a2e510ec921a6ad71986569dd9a74d44.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:30:13 -0500 Date: Fri, 3 Jul 2009 08:30:13 -0500
Subject: [PATCH 079/330] mm/vmstat: Protect per cpu variables with preempt Subject: [PATCH 079/329] mm/vmstat: Protect per cpu variables with preempt
disable on RT disable on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Disable preemption on -RT for the vmstat code. On vanila the code runs in Disable preemption on -RT for the vmstat code. On vanila the code runs in
IRQ-off regions while on -RT it is not. "preempt_disable" ensures that the IRQ-off regions while on -RT it is not. "preempt_disable" ensures that the

12
debian/patches-rt/0080-ARM-Initialize-split-page-table-locks-for-vector-pag.patch vendored
View File

@ -1,12 +1,12 @@
From 9204f20ab0da124e60ac40e30f4221b66ee0eb61 Mon Sep 17 00:00:00 2001 From b16baaea8beaa395bcf9150ca30f9f60fed4a3d3 Mon Sep 17 00:00:00 2001
Message-Id: <9204f20ab0da124e60ac40e30f4221b66ee0eb61.1592846147.git.zanussi@kernel.org> Message-Id: <b16baaea8beaa395bcf9150ca30f9f60fed4a3d3.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Frank Rowand <frank.rowand@am.sony.com> From: Frank Rowand <frank.rowand@am.sony.com>
Date: Sat, 1 Oct 2011 18:58:13 -0700 Date: Sat, 1 Oct 2011 18:58:13 -0700
Subject: [PATCH 080/330] ARM: Initialize split page table locks for vector Subject: [PATCH 080/329] ARM: Initialize split page table locks for vector
page page
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Without this patch, ARM can not use SPLIT_PTLOCK_CPUS if Without this patch, ARM can not use SPLIT_PTLOCK_CPUS if
PREEMPT_RT_FULL=y because vectors_user_mapping() creates a PREEMPT_RT_FULL=y because vectors_user_mapping() creates a

18
debian/patches-rt/0081-mm-Enable-SLUB-for-RT.patch vendored
View File

@ -1,11 +1,11 @@
From 94db5b5c0cfd8c5e5afbb9d61349434df1eda3dc Mon Sep 17 00:00:00 2001 From 4873fd9bc55e5233bb796f72f661818ff5750e73 Mon Sep 17 00:00:00 2001
Message-Id: <94db5b5c0cfd8c5e5afbb9d61349434df1eda3dc.1592846147.git.zanussi@kernel.org> Message-Id: <4873fd9bc55e5233bb796f72f661818ff5750e73.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 25 Oct 2012 10:32:35 +0100 Date: Thu, 25 Oct 2012 10:32:35 +0100
Subject: [PATCH 081/330] mm: Enable SLUB for RT Subject: [PATCH 081/329] mm: Enable SLUB for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Avoid the memory allocation in IRQ section Avoid the memory allocation in IRQ section
@ -17,10 +17,10 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 6 insertions(+) 1 file changed, 6 insertions(+)
diff --git a/mm/slub.c b/mm/slub.c diff --git a/mm/slub.c b/mm/slub.c
index 7a0706ccdf30..f3fcb9502093 100644 index b890fe5f9cd3..d33c04a0e5da 100644
--- a/mm/slub.c --- a/mm/slub.c
+++ b/mm/slub.c +++ b/mm/slub.c
@@ -3699,6 +3699,11 @@ static void list_slab_objects(struct kmem_cache *s, struct page *page, @@ -3726,6 +3726,11 @@ static void list_slab_objects(struct kmem_cache *s, struct page *page,
const char *text) const char *text)
{ {
#ifdef CONFIG_SLUB_DEBUG #ifdef CONFIG_SLUB_DEBUG
@ -32,7 +32,7 @@ index 7a0706ccdf30..f3fcb9502093 100644
void *addr = page_address(page); void *addr = page_address(page);
void *p; void *p;
unsigned long *map = kcalloc(BITS_TO_LONGS(page->objects), unsigned long *map = kcalloc(BITS_TO_LONGS(page->objects),
@@ -3720,6 +3725,7 @@ static void list_slab_objects(struct kmem_cache *s, struct page *page, @@ -3747,6 +3752,7 @@ static void list_slab_objects(struct kmem_cache *s, struct page *page,
slab_unlock(page); slab_unlock(page);
kfree(map); kfree(map);
#endif #endif

18
debian/patches-rt/0082-slub-Enable-irqs-for-__GFP_WAIT.patch vendored
View File

@ -1,11 +1,11 @@
From cdb48077b31503604eace5c253d95af45d57fb7f Mon Sep 17 00:00:00 2001 From 69e10b79d2137f1009db28e55a8f04e23e84de60 Mon Sep 17 00:00:00 2001
Message-Id: <cdb48077b31503604eace5c253d95af45d57fb7f.1592846147.git.zanussi@kernel.org> Message-Id: <69e10b79d2137f1009db28e55a8f04e23e84de60.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 9 Jan 2013 12:08:15 +0100 Date: Wed, 9 Jan 2013 12:08:15 +0100
Subject: [PATCH 082/330] slub: Enable irqs for __GFP_WAIT Subject: [PATCH 082/329] slub: Enable irqs for __GFP_WAIT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
SYSTEM_RUNNING might be too late for enabling interrupts. Allocations SYSTEM_RUNNING might be too late for enabling interrupts. Allocations
with GFP_WAIT can happen before that. So use this as an indicator. with GFP_WAIT can happen before that. So use this as an indicator.
@ -16,10 +16,10 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
1 file changed, 8 insertions(+), 1 deletion(-) 1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/mm/slub.c b/mm/slub.c diff --git a/mm/slub.c b/mm/slub.c
index f3fcb9502093..d243c6ef7fc9 100644 index d33c04a0e5da..af485aba93ec 100644
--- a/mm/slub.c --- a/mm/slub.c
+++ b/mm/slub.c +++ b/mm/slub.c
@@ -1570,10 +1570,17 @@ static struct page *allocate_slab(struct kmem_cache *s, gfp_t flags, int node) @@ -1589,10 +1589,17 @@ static struct page *allocate_slab(struct kmem_cache *s, gfp_t flags, int node)
void *start, *p; void *start, *p;
int idx, order; int idx, order;
bool shuffle; bool shuffle;
@ -37,7 +37,7 @@ index f3fcb9502093..d243c6ef7fc9 100644
local_irq_enable(); local_irq_enable();
flags |= s->allocflags; flags |= s->allocflags;
@@ -1632,7 +1639,7 @@ static struct page *allocate_slab(struct kmem_cache *s, gfp_t flags, int node) @@ -1651,7 +1658,7 @@ static struct page *allocate_slab(struct kmem_cache *s, gfp_t flags, int node)
page->frozen = 1; page->frozen = 1;
out: out:

12
debian/patches-rt/0083-slub-Disable-SLUB_CPU_PARTIAL.patch vendored
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@ -1,11 +1,11 @@
From 65cd4aa9dd745640a6c1fd4f2aeb930f5743b578 Mon Sep 17 00:00:00 2001 From 136df21f36f63830989f9293b62640e7a7d22859 Mon Sep 17 00:00:00 2001
Message-Id: <65cd4aa9dd745640a6c1fd4f2aeb930f5743b578.1592846147.git.zanussi@kernel.org> Message-Id: <136df21f36f63830989f9293b62640e7a7d22859.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 15 Apr 2015 19:00:47 +0200 Date: Wed, 15 Apr 2015 19:00:47 +0200
Subject: [PATCH 083/330] slub: Disable SLUB_CPU_PARTIAL Subject: [PATCH 083/329] slub: Disable SLUB_CPU_PARTIAL
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
|BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:915 |BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:915
|in_atomic(): 1, irqs_disabled(): 0, pid: 87, name: rcuop/7 |in_atomic(): 1, irqs_disabled(): 0, pid: 87, name: rcuop/7

12
debian/patches-rt/0084-mm-memcontrol-Don-t-call-schedule_work_on-in-preempt.patch vendored
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@ -1,12 +1,12 @@
From d01df1ad64744dc92dd654ff0012eda4c068dad7 Mon Sep 17 00:00:00 2001 From 4110484e4a50e5389415841f106f6292665c8d68 Mon Sep 17 00:00:00 2001
Message-Id: <d01df1ad64744dc92dd654ff0012eda4c068dad7.1592846147.git.zanussi@kernel.org> Message-Id: <4110484e4a50e5389415841f106f6292665c8d68.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Yang Shi <yang.shi@windriver.com> From: Yang Shi <yang.shi@windriver.com>
Date: Wed, 30 Oct 2013 11:48:33 -0700 Date: Wed, 30 Oct 2013 11:48:33 -0700
Subject: [PATCH 084/330] mm/memcontrol: Don't call schedule_work_on in Subject: [PATCH 084/329] mm/memcontrol: Don't call schedule_work_on in
preemption disabled context preemption disabled context
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The following trace is triggered when running ltp oom test cases: The following trace is triggered when running ltp oom test cases:

12
debian/patches-rt/0085-mm-memcontrol-Replace-local_irq_disable-with-local-l.patch vendored
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@ -1,12 +1,12 @@
From 77ce783710c1173421fac0625b9717d0fe6bd861 Mon Sep 17 00:00:00 2001 From 69fb6764651c58c99b1070f6046b16e4e29c8fe5 Mon Sep 17 00:00:00 2001
Message-Id: <77ce783710c1173421fac0625b9717d0fe6bd861.1592846147.git.zanussi@kernel.org> Message-Id: <69fb6764651c58c99b1070f6046b16e4e29c8fe5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 28 Jan 2015 17:14:16 +0100 Date: Wed, 28 Jan 2015 17:14:16 +0100
Subject: [PATCH 085/330] mm/memcontrol: Replace local_irq_disable with local Subject: [PATCH 085/329] mm/memcontrol: Replace local_irq_disable with local
locks locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
There are a few local_irq_disable() which then take sleeping locks. This There are a few local_irq_disable() which then take sleeping locks. This
patch converts them local locks. patch converts them local locks.

12
debian/patches-rt/0086-mm-zsmalloc-copy-with-get_cpu_var-and-locking.patch vendored
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@ -1,11 +1,11 @@
From bd0237a4fed1901b2c73f6f2657cb517bfca624b Mon Sep 17 00:00:00 2001 From 2f256596af09c555baff31bddcfa3d9225b94290 Mon Sep 17 00:00:00 2001
Message-Id: <bd0237a4fed1901b2c73f6f2657cb517bfca624b.1592846147.git.zanussi@kernel.org> Message-Id: <2f256596af09c555baff31bddcfa3d9225b94290.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Mike Galbraith <umgwanakikbuti@gmail.com> From: Mike Galbraith <umgwanakikbuti@gmail.com>
Date: Tue, 22 Mar 2016 11:16:09 +0100 Date: Tue, 22 Mar 2016 11:16:09 +0100
Subject: [PATCH 086/330] mm/zsmalloc: copy with get_cpu_var() and locking Subject: [PATCH 086/329] mm/zsmalloc: copy with get_cpu_var() and locking
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
get_cpu_var() disables preemption and triggers a might_sleep() splat later. get_cpu_var() disables preemption and triggers a might_sleep() splat later.
This is replaced with get_locked_var(). This is replaced with get_locked_var().

12
debian/patches-rt/0087-x86-mm-pat-disable-preemption-__split_large_page-aft.patch vendored
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@ -1,12 +1,12 @@
From 16770986d54d3c32d2b8ae4a60b34203c0653de1 Mon Sep 17 00:00:00 2001 From 395e14d873c2de95585f3329fc159f66af1ea647 Mon Sep 17 00:00:00 2001
Message-Id: <16770986d54d3c32d2b8ae4a60b34203c0653de1.1592846147.git.zanussi@kernel.org> Message-Id: <395e14d873c2de95585f3329fc159f66af1ea647.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 11 Dec 2018 21:53:43 +0100 Date: Tue, 11 Dec 2018 21:53:43 +0100
Subject: [PATCH 087/330] x86/mm/pat: disable preemption __split_large_page() Subject: [PATCH 087/329] x86/mm/pat: disable preemption __split_large_page()
after spin_lock() after spin_lock()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Commit "x86/mm/pat: Disable preemption around __flush_tlb_all()" added a Commit "x86/mm/pat: Disable preemption around __flush_tlb_all()" added a
warning if __flush_tlb_all() is invoked in preemptible context. On !RT warning if __flush_tlb_all() is invoked in preemptible context. On !RT

12
debian/patches-rt/0088-radix-tree-use-local-locks.patch vendored
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@ -1,11 +1,11 @@
From 86f0fd23813b5e4d76e213f0720df690840d9fb4 Mon Sep 17 00:00:00 2001 From 4d4de1a5469f2ae70c814580ff7c8b075cdbad99 Mon Sep 17 00:00:00 2001
Message-Id: <86f0fd23813b5e4d76e213f0720df690840d9fb4.1592846147.git.zanussi@kernel.org> Message-Id: <4d4de1a5469f2ae70c814580ff7c8b075cdbad99.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 25 Jan 2017 16:34:27 +0100 Date: Wed, 25 Jan 2017 16:34:27 +0100
Subject: [PATCH 088/330] radix-tree: use local locks Subject: [PATCH 088/329] radix-tree: use local locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The preload functionality uses per-CPU variables and preempt-disable to The preload functionality uses per-CPU variables and preempt-disable to
ensure that it does not switch CPUs during its usage. This patch adds ensure that it does not switch CPUs during its usage. This patch adds

14
debian/patches-rt/0089-timers-Prepare-for-full-preemption.patch vendored
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@ -1,11 +1,11 @@
From 6da3c3ca1b06ab37552a67701decb91ef244b889 Mon Sep 17 00:00:00 2001 From 77025c9c9fdf7f20ce09e36a49b8da02a23cc6c5 Mon Sep 17 00:00:00 2001
Message-Id: <6da3c3ca1b06ab37552a67701decb91ef244b889.1592846147.git.zanussi@kernel.org> Message-Id: <77025c9c9fdf7f20ce09e36a49b8da02a23cc6c5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:34 -0500 Date: Fri, 3 Jul 2009 08:29:34 -0500
Subject: [PATCH 089/330] timers: Prepare for full preemption Subject: [PATCH 089/329] timers: Prepare for full preemption
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
When softirqs can be preempted we need to make sure that cancelling When softirqs can be preempted we need to make sure that cancelling
the timer from the active thread can not deadlock vs. a running timer the timer from the active thread can not deadlock vs. a running timer
@ -33,7 +33,7 @@ index 7b066fd38248..54627d046b3a 100644
#else #else
# define del_timer_sync(t) del_timer(t) # define del_timer_sync(t) del_timer(t)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index e6022cc2605b..986ed04425be 100644 index 183881fe4aab..626fb9904ed1 100644
--- a/kernel/sched/core.c --- a/kernel/sched/core.c
+++ b/kernel/sched/core.c +++ b/kernel/sched/core.c
@@ -498,11 +498,14 @@ void resched_cpu(int cpu) @@ -498,11 +498,14 @@ void resched_cpu(int cpu)

16
debian/patches-rt/0090-x86-kvm-Require-const-tsc-for-RT.patch vendored
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@ -1,11 +1,11 @@
From 8df6f704e04eac71d8ff66069f9b932baedda922 Mon Sep 17 00:00:00 2001 From 6d433304f1894bb7aefb0b6e58e8e41e5e18a6b4 Mon Sep 17 00:00:00 2001
Message-Id: <8df6f704e04eac71d8ff66069f9b932baedda922.1592846147.git.zanussi@kernel.org> Message-Id: <6d433304f1894bb7aefb0b6e58e8e41e5e18a6b4.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 6 Nov 2011 12:26:18 +0100 Date: Sun, 6 Nov 2011 12:26:18 +0100
Subject: [PATCH 090/330] x86: kvm Require const tsc for RT Subject: [PATCH 090/329] x86: kvm Require const tsc for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Non constant TSC is a nightmare on bare metal already, but with Non constant TSC is a nightmare on bare metal already, but with
virtualization it becomes a complete disaster because the workarounds virtualization it becomes a complete disaster because the workarounds
@ -18,10 +18,10 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
1 file changed, 7 insertions(+) 1 file changed, 7 insertions(+)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index b0fd24ee08d2..dc1d536a86ba 100644 index 0aa5c4134b90..5dcb794b88e2 100644
--- a/arch/x86/kvm/x86.c --- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c
@@ -6877,6 +6877,13 @@ int kvm_arch_init(void *opaque) @@ -6848,6 +6848,13 @@ int kvm_arch_init(void *opaque)
goto out; goto out;
} }

12
debian/patches-rt/0091-pci-switchtec-Don-t-use-completion-s-wait-queue.patch vendored
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@ -1,11 +1,11 @@
From d162010e64fe7d5f653343131c52c4d28be04b8e Mon Sep 17 00:00:00 2001 From b7bf15cc61470fee2fce877652d997f62af399c7 Mon Sep 17 00:00:00 2001
Message-Id: <d162010e64fe7d5f653343131c52c4d28be04b8e.1592846147.git.zanussi@kernel.org> Message-Id: <b7bf15cc61470fee2fce877652d997f62af399c7.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 4 Oct 2017 10:24:23 +0200 Date: Wed, 4 Oct 2017 10:24:23 +0200
Subject: [PATCH 091/330] pci/switchtec: Don't use completion's wait queue Subject: [PATCH 091/329] pci/switchtec: Don't use completion's wait queue
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The poll callback is using completion's wait_queue_head_t member and The poll callback is using completion's wait_queue_head_t member and
puts it in poll_wait() so the poll() caller gets a wakeup after command puts it in poll_wait() so the poll() caller gets a wakeup after command

12
debian/patches-rt/0092-wait.h-include-atomic.h.patch vendored
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@ -1,14 +1,14 @@
From 53c3e1b86c8c364ff7eb2216997392eba50deb86 Mon Sep 17 00:00:00 2001 From 69db399dcf21576a7500c5ee619f2687a1199a37 Mon Sep 17 00:00:00 2001
Message-Id: <53c3e1b86c8c364ff7eb2216997392eba50deb86.1592846147.git.zanussi@kernel.org> Message-Id: <69db399dcf21576a7500c5ee619f2687a1199a37.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 28 Oct 2013 12:19:57 +0100 Date: Mon, 28 Oct 2013 12:19:57 +0100
Subject: [PATCH 092/330] wait.h: include atomic.h Subject: [PATCH 092/329] wait.h: include atomic.h
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
| CC init/main.o | CC init/main.o
|In file included from include/linux/mmzone.h:9:0, |In file included from include/linux/mmzone.h:9:0,

12
debian/patches-rt/0093-work-simple-Simple-work-queue-implemenation.patch vendored
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@ -1,11 +1,11 @@
From 08ed3c311776de6b7d8600d89e3524938e03707f Mon Sep 17 00:00:00 2001 From 4790a4aae67cb29ef058e2bc5f91ed61004957b6 Mon Sep 17 00:00:00 2001
Message-Id: <08ed3c311776de6b7d8600d89e3524938e03707f.1592846147.git.zanussi@kernel.org> Message-Id: <4790a4aae67cb29ef058e2bc5f91ed61004957b6.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Daniel Wagner <daniel.wagner@bmw-carit.de> From: Daniel Wagner <daniel.wagner@bmw-carit.de>
Date: Fri, 11 Jul 2014 15:26:11 +0200 Date: Fri, 11 Jul 2014 15:26:11 +0200
Subject: [PATCH 093/330] work-simple: Simple work queue implemenation Subject: [PATCH 093/329] work-simple: Simple work queue implemenation
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Provides a framework for enqueuing callbacks from irq context Provides a framework for enqueuing callbacks from irq context
PREEMPT_RT_FULL safe. The callbacks are executed in kthread context. PREEMPT_RT_FULL safe. The callbacks are executed in kthread context.

12
debian/patches-rt/0094-work-simple-drop-a-shit-statement-in-SWORK_EVENT_PEN.patch vendored
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@ -1,12 +1,12 @@
From d64bfa33220ec37825bf56b524ca8ec253853395 Mon Sep 17 00:00:00 2001 From 41f5d4a8c268864e3eec93d075dbb4c5bb4c7215 Mon Sep 17 00:00:00 2001
Message-Id: <d64bfa33220ec37825bf56b524ca8ec253853395.1592846147.git.zanussi@kernel.org> Message-Id: <41f5d4a8c268864e3eec93d075dbb4c5bb4c7215.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 10 Sep 2018 18:00:31 +0200 Date: Mon, 10 Sep 2018 18:00:31 +0200
Subject: [PATCH 094/330] work-simple: drop a shit statement in Subject: [PATCH 094/329] work-simple: drop a shit statement in
SWORK_EVENT_PENDING SWORK_EVENT_PENDING
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Dan Carpenter reported Dan Carpenter reported
| smatch warnings: | smatch warnings:

18
debian/patches-rt/0095-completion-Use-simple-wait-queues.patch vendored
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@ -1,11 +1,11 @@
From 5b88f91e4d8bd0abaed34ac96c9a50b0792882ae Mon Sep 17 00:00:00 2001 From dd8595e75900ac6512c872c76fb4a2843babfeb0 Mon Sep 17 00:00:00 2001
Message-Id: <5b88f91e4d8bd0abaed34ac96c9a50b0792882ae.1592846147.git.zanussi@kernel.org> Message-Id: <dd8595e75900ac6512c872c76fb4a2843babfeb0.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 11 Jan 2013 11:23:51 +0100 Date: Fri, 11 Jan 2013 11:23:51 +0100
Subject: [PATCH 095/330] completion: Use simple wait queues Subject: [PATCH 095/329] completion: Use simple wait queues
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Completions have no long lasting callbacks and therefor do not need Completions have no long lasting callbacks and therefor do not need
the complex waitqueue variant. Use simple waitqueues which reduces the the complex waitqueue variant. Use simple waitqueues which reduces the
@ -323,10 +323,10 @@ index a1ad5b7d5521..755a58084978 100644
} }
EXPORT_SYMBOL(completion_done); EXPORT_SYMBOL(completion_done);
diff --git a/kernel/sched/core.c b/kernel/sched/core.c diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 986ed04425be..584978640512 100644 index 626fb9904ed1..dab0e4382492 100644
--- a/kernel/sched/core.c --- a/kernel/sched/core.c
+++ b/kernel/sched/core.c +++ b/kernel/sched/core.c
@@ -7154,7 +7154,10 @@ void migrate_disable(void) @@ -7156,7 +7156,10 @@ void migrate_disable(void)
return; return;
} }
#ifdef CONFIG_SCHED_DEBUG #ifdef CONFIG_SCHED_DEBUG
@ -338,7 +338,7 @@ index 986ed04425be..584978640512 100644
#endif #endif
if (p->migrate_disable) { if (p->migrate_disable) {
@@ -7184,7 +7187,10 @@ void migrate_enable(void) @@ -7186,7 +7189,10 @@ void migrate_enable(void)
} }
#ifdef CONFIG_SCHED_DEBUG #ifdef CONFIG_SCHED_DEBUG

20
debian/patches-rt/0096-fs-aio-simple-simple-work.patch vendored
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@ -1,11 +1,11 @@
From d6441914ec3b4e35345aa572a92feb01a525bcb0 Mon Sep 17 00:00:00 2001 From 88725b3d530513773c06b5084302bf9ab7ce6118 Mon Sep 17 00:00:00 2001
Message-Id: <d6441914ec3b4e35345aa572a92feb01a525bcb0.1592846147.git.zanussi@kernel.org> Message-Id: <88725b3d530513773c06b5084302bf9ab7ce6118.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 16 Feb 2015 18:49:10 +0100 Date: Mon, 16 Feb 2015 18:49:10 +0100
Subject: [PATCH 096/330] fs/aio: simple simple work Subject: [PATCH 096/329] fs/aio: simple simple work
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
|BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:768 |BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:768
|in_atomic(): 1, irqs_disabled(): 0, pid: 26, name: rcuos/2 |in_atomic(): 1, irqs_disabled(): 0, pid: 26, name: rcuos/2
@ -33,7 +33,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 13 insertions(+), 2 deletions(-) 1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/fs/aio.c b/fs/aio.c diff --git a/fs/aio.c b/fs/aio.c
index b5fbf2061868..93f8cf7fdeab 100644 index 413ec289bfa1..ac3430d5b0da 100644
--- a/fs/aio.c --- a/fs/aio.c
+++ b/fs/aio.c +++ b/fs/aio.c
@@ -42,6 +42,7 @@ @@ -42,6 +42,7 @@
@ -52,7 +52,7 @@ index b5fbf2061868..93f8cf7fdeab 100644
/* /*
* signals when all in-flight requests are done * signals when all in-flight requests are done
@@ -265,6 +267,7 @@ static int __init aio_setup(void) @@ -266,6 +268,7 @@ static int __init aio_setup(void)
.mount = aio_mount, .mount = aio_mount,
.kill_sb = kill_anon_super, .kill_sb = kill_anon_super,
}; };
@ -60,7 +60,7 @@ index b5fbf2061868..93f8cf7fdeab 100644
aio_mnt = kern_mount(&aio_fs); aio_mnt = kern_mount(&aio_fs);
if (IS_ERR(aio_mnt)) if (IS_ERR(aio_mnt))
panic("Failed to create aio fs mount."); panic("Failed to create aio fs mount.");
@@ -606,9 +609,9 @@ static void free_ioctx_reqs(struct percpu_ref *ref) @@ -607,9 +610,9 @@ static void free_ioctx_reqs(struct percpu_ref *ref)
* and ctx->users has dropped to 0, so we know no more kiocbs can be submitted - * and ctx->users has dropped to 0, so we know no more kiocbs can be submitted -
* now it's safe to cancel any that need to be. * now it's safe to cancel any that need to be.
*/ */
@ -72,7 +72,7 @@ index b5fbf2061868..93f8cf7fdeab 100644
struct aio_kiocb *req; struct aio_kiocb *req;
spin_lock_irq(&ctx->ctx_lock); spin_lock_irq(&ctx->ctx_lock);
@@ -626,6 +629,14 @@ static void free_ioctx_users(struct percpu_ref *ref) @@ -627,6 +630,14 @@ static void free_ioctx_users(struct percpu_ref *ref)
percpu_ref_put(&ctx->reqs); percpu_ref_put(&ctx->reqs);
} }

12
debian/patches-rt/0097-time-hrtimer-avoid-schedule_work-with-interrupts-dis.patch vendored
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@ -1,12 +1,12 @@
From aa69306fb5d82a03cd997a6703e819353f8160d0 Mon Sep 17 00:00:00 2001 From 2f88e5f4c41b1ff5bf3338f2a8bd3f1ed178e2e3 Mon Sep 17 00:00:00 2001
Message-Id: <aa69306fb5d82a03cd997a6703e819353f8160d0.1592846147.git.zanussi@kernel.org> Message-Id: <2f88e5f4c41b1ff5bf3338f2a8bd3f1ed178e2e3.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 15 Nov 2017 17:29:51 +0100 Date: Wed, 15 Nov 2017 17:29:51 +0100
Subject: [PATCH 097/330] time/hrtimer: avoid schedule_work() with interrupts Subject: [PATCH 097/329] time/hrtimer: avoid schedule_work() with interrupts
disabled disabled
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The NOHZ code tries to schedule a workqueue with interrupts disabled. The NOHZ code tries to schedule a workqueue with interrupts disabled.
Since this does not work -RT I am switching it to swork instead. Since this does not work -RT I am switching it to swork instead.

12
debian/patches-rt/0098-hrtimer-consolidate-hrtimer_init-hrtimer_init_sleepe.patch vendored
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@ -1,12 +1,12 @@
From 6baf45cf7600734706bc0491ef07c82537459f6a Mon Sep 17 00:00:00 2001 From c8e3c8a75997d354c63d081c5a8aefaf2cb38797 Mon Sep 17 00:00:00 2001
Message-Id: <6baf45cf7600734706bc0491ef07c82537459f6a.1592846147.git.zanussi@kernel.org> Message-Id: <c8e3c8a75997d354c63d081c5a8aefaf2cb38797.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 11:25:41 +0200 Date: Tue, 3 Jul 2018 11:25:41 +0200
Subject: [PATCH 098/330] hrtimer: consolidate hrtimer_init() + Subject: [PATCH 098/329] hrtimer: consolidate hrtimer_init() +
hrtimer_init_sleeper() calls hrtimer_init_sleeper() calls
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
hrtimer_init_sleeper() calls require a prior initialisation of the hrtimer_init_sleeper() calls require a prior initialisation of the
hrtimer object with hrtimer_init(). Lets make the initialisation of hrtimer object with hrtimer_init(). Lets make the initialisation of

12
debian/patches-rt/0099-hrtimers-Prepare-full-preemption.patch vendored
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@ -1,11 +1,11 @@
From c345c877f92b8c7976387fc239f175e11e40c644 Mon Sep 17 00:00:00 2001 From 3119374a6d8237ba8047e076502efaafa2950a3b Mon Sep 17 00:00:00 2001
Message-Id: <c345c877f92b8c7976387fc239f175e11e40c644.1592846147.git.zanussi@kernel.org> Message-Id: <3119374a6d8237ba8047e076502efaafa2950a3b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org> References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:34 -0500 Date: Fri, 3 Jul 2009 08:29:34 -0500
Subject: [PATCH 099/330] hrtimers: Prepare full preemption Subject: [PATCH 099/329] hrtimers: Prepare full preemption
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Make cancellation of a running callback in softirq context safe Make cancellation of a running callback in softirq context safe
against preemption. against preemption.

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