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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
- 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
linux (4.19.131-2) buster; urgency=medium

8
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
Message-Id: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81 Mon Sep 17 00:00:00 2001
Message-Id: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:18 +0200
Subject: [PATCH 001/330] 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
Subject: [PATCH 001/329] ARM: at91: add TCB registers definitions
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Add registers and bits definitions for the timer counter blocks found on
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
Message-Id: <3a7e05ef840a3ba6b67e57c983330a57fd7a6e65.1592846146.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From e2dc33e3c6862f67375763e71e0faa769276a14d Mon Sep 17 00:00:00 2001
Message-Id: <e2dc33e3c6862f67375763e71e0faa769276a14d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
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
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
clocksource and two clockevent devices.

12
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
Message-Id: <d6eb03e5f67486085de39ec702182866ffdced2b.1592846146.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 973df36d2ea81e30640a9618db832a77d03287f6 Mon Sep 17 00:00:00 2001
Message-Id: <973df36d2ea81e30640a9618db832a77d03287f6.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
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
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
available.

12
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
Message-Id: <a6a73dbfa9364e274c53e48d7688f6e8ec5590e4.1592846146.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 6585d2242c353963685bd6af832ed97e9a27255a Mon Sep 17 00:00:00 2001
Message-Id: <6585d2242c353963685bd6af832ed97e9a27255a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:21 +0200
Subject: [PATCH 004/330] 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
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-4.19.132-rt59.tar.xz
To conform with the other option, make the ATMEL_PIT option silent so it
can be selected from the platform

12
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
Message-Id: <df1a4ba0a8f32ea01c78c697ec86f13cce3ef643.1592846146.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From d7c4971ed35222efb7237485812eab5b3e72938e Mon Sep 17 00:00:00 2001
Message-Id: <d7c4971ed35222efb7237485812eab5b3e72938e.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:22 +0200
Subject: [PATCH 005/330] 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
Subject: [PATCH 005/329] ARM: at91: Implement clocksource selection
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Allow selecting and unselecting the PIT clocksource driver so it doesn't
have to be compile when unused.

12
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
Message-Id: <dcb2bbcbb30d20da84674245778e0331a11506db.1592846146.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 96f44f96d14cb5465687b6c7d6ec2cf4d26d449d Mon Sep 17 00:00:00 2001
Message-Id: <96f44f96d14cb5465687b6c7d6ec2cf4d26d449d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:23 +0200
Subject: [PATCH 006/330] 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
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-4.19.132-rt59.tar.xz
Unselecting ATMEL_TCLIB switches the TCB timer driver from tcb_clksrc to
timer-atmel-tcb.

12
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
Message-Id: <53515792129df60191ffab76cbcb7e98acbfb445.1592846146.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 1d94c2c8967e08c944fc90a6787c242793e7b3cc Mon Sep 17 00:00:00 2001
Message-Id: <1d94c2c8967e08c944fc90a6787c242793e7b3cc.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:24 +0200
Subject: [PATCH 007/330] 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
Subject: [PATCH 007/329] ARM: configs: at91: unselect PIT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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.

12
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
Message-Id: <63a0ba1dbc5b216456c687723511cf8e3c4c5cf7.1592846146.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 0b822e3b084ef66097cc19d9fcd35ee4ab6eccbc Mon Sep 17 00:00:00 2001
Message-Id: <0b822e3b084ef66097cc19d9fcd35ee4ab6eccbc.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Marc Zyngier <marc.zyngier@arm.com>
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
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: Sebastian Andrzej Siewior <bigeasy@linutronix.de>

12
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
Message-Id: <2b88f6517aa1aae701189bc677e368206ec2dfaa.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From c9d7a2fed0bcf2c9a82c59ebcbc2a9a11a198f3b Mon Sep 17 00:00:00 2001
Message-Id: <c9d7a2fed0bcf2c9a82c59ebcbc2a9a11a198f3b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Julia Cartwright <julia@ni.com>
Date: Fri, 28 Sep 2018 21:03:51 +0000
Subject: [PATCH 009/330] 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
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-4.19.132-rt59.tar.xz
In order to enable the queuing of kthread work items from hardirq
context even when PREEMPT_RT_FULL is enabled, convert the worker

12
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
Message-Id: <ece8b73ec8e440bd4a31c3e365262f6f77321377.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 32f8d559da2d1a8bcc3d3354e6e2cbe244a5da2f Mon Sep 17 00:00:00 2001
Message-Id: <32f8d559da2d1a8bcc3d3354e6e2cbe244a5da2f.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: =?UTF-8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com>
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
Content-Type: text/plain; charset=UTF-8
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]

14
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
Message-Id: <523d1d6151bf8e68c3a6f27bfa42f3166966a8c7.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 4e9e5190267f92f4430dbcde4e7fe5d29acb26d3 Mon Sep 17 00:00:00 2001
Message-Id: <4e9e5190267f92f4430dbcde4e7fe5d29acb26d3.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 7 Jan 2019 13:52:31 +0100
Subject: [PATCH 011/330] 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
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-4.19.132-rt59.tar.xz
Traditionally hrtimer callbacks were run with IRQs disabled, but with
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(-)
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
+++ b/kernel/sched/fair.c
@@ -4597,7 +4597,7 @@ static u64 distribute_cfs_runtime(struct cfs_bandwidth *cfs_b, u64 remaining)

12
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
Message-Id: <b5330f7774aae315712657ef2004c84d1085246d.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 8f09b49880e9787d12d0d4374d3389e9fa98b998 Mon Sep 17 00:00:00 2001
Message-Id: <8f09b49880e9787d12d0d4374d3389e9fa98b998.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Frank Rowand <frank.rowand@am.sony.com>
Date: Mon, 19 Sep 2011 14:51:14 -0700
Subject: [PATCH 012/330] 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
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-4.19.132-rt59.tar.xz
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.

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
Message-Id: <9fc24b69a709c6f6dffa94b71a56c271dd6211c0.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 309eeb867ddba794bd01ff1616eac9bc3c3791c6 Mon Sep 17 00:00:00 2001
Message-Id: <309eeb867ddba794bd01ff1616eac9bc3c3791c6.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
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
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
and using the fasteoi handler.

12
debian/patches-rt/0014-cgroup-use-irqsave-in-cgroup_rstat_flush_locked.patch vendored
View File

@ -1,11 +1,11 @@
From 4a35b70a502fad9d53627081bf02ba98ed08ae4e Mon Sep 17 00:00:00 2001
Message-Id: <4a35b70a502fad9d53627081bf02ba98ed08ae4e.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From aabbb543ca4b9a9bc2922b2c0b5538fd8c1460b8 Mon Sep 17 00:00:00 2001
Message-Id: <aabbb543ca4b9a9bc2922b2c0b5538fd8c1460b8.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 18:19:48 +0200
Subject: [PATCH 014/330] 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
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-4.19.132-rt59.tar.xz
All callers of cgroup_rstat_flush_locked() acquire cgroup_rstat_lock
either with spin_lock_irq() or spin_lock_irqsave().

12
debian/patches-rt/0015-fscache-initialize-cookie-hash-table-raw-spinlocks.patch vendored
View File

@ -1,11 +1,11 @@
From a2f42d911a79b4a69a234abb2540b7e45e136358 Mon Sep 17 00:00:00 2001
Message-Id: <a2f42d911a79b4a69a234abb2540b7e45e136358.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 7c9df5c1b58a7859ef142b8aa653626bced61cdb Mon Sep 17 00:00:00 2001
Message-Id: <7c9df5c1b58a7859ef142b8aa653626bced61cdb.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Clark Williams <williams@redhat.com>
Date: Tue, 3 Jul 2018 13:34:30 -0500
Subject: [PATCH 015/330] 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
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-4.19.132-rt59.tar.xz
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

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
Message-Id: <ed83918632048e1a2aaeef2357ac17050d4c0897.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 9de54a8f8bd75789fe994fdbd84724ffc4331bde Mon Sep 17 00:00:00 2001
Message-Id: <9de54a8f8bd75789fe994fdbd84724ffc4331bde.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
Content-Type: text/plain; charset=UTF-8
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
RT it does not and the build fails:

12
debian/patches-rt/0017-percpu-include-irqflags.h-for-raw_local_irq_save.patch vendored
View File

@ -1,11 +1,11 @@
From 67955e639b641e0d236cb72fbfb78d513f815ce4 Mon Sep 17 00:00:00 2001
Message-Id: <67955e639b641e0d236cb72fbfb78d513f815ce4.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 0c8f6d96e3ffefd149facbc13f4c9cfe5f11e9e5 Mon Sep 17 00:00:00 2001
Message-Id: <0c8f6d96e3ffefd149facbc13f4c9cfe5f11e9e5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 11 Oct 2018 16:39:59 +0200
Subject: [PATCH 017/330] 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
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-4.19.132-rt59.tar.xz
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

14
debian/patches-rt/0018-efi-Allow-efi-runtime.patch vendored
View File

@ -1,11 +1,11 @@
From 87a59b5dfefbfe6ef7dbf349b524e3fb175f10bc Mon Sep 17 00:00:00 2001
Message-Id: <87a59b5dfefbfe6ef7dbf349b524e3fb175f10bc.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 807b85149744e2d210e0808fe6a354611c9e63e8 Mon Sep 17 00:00:00 2001
Message-Id: <807b85149744e2d210e0808fe6a354611c9e63e8.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:06:10 +0200
Subject: [PATCH 018/330] efi: Allow efi=runtime
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.127-rt55.tar.xz
Subject: [PATCH 018/329] efi: Allow efi=runtime
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
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(+)
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
+++ b/drivers/firmware/efi/efi.c
@@ -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
View File

@ -1,11 +1,11 @@
From f58b1dce5d7d97bb8d531d1fd82229f63d9f365f Mon Sep 17 00:00:00 2001
Message-Id: <f58b1dce5d7d97bb8d531d1fd82229f63d9f365f.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 87dc5fa070c8d28ca266fedb2a41308233133907 Mon Sep 17 00:00:00 2001
Message-Id: <87dc5fa070c8d28ca266fedb2a41308233133907.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 24 Jul 2018 14:48:55 +0200
Subject: [PATCH 019/330] 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
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-4.19.132-rt59.tar.xz
efi_switch_mm() is a wrapper around switch_mm() which saves current's
->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
View File

@ -1,12 +1,12 @@
From cee4251021086c8806b95fe27a3587c416343b27 Mon Sep 17 00:00:00 2001
Message-Id: <cee4251021086c8806b95fe27a3587c416343b27.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 44752bc069e62368005b7e0d78b5f55972476ab5 Mon Sep 17 00:00:00 2001
Message-Id: <44752bc069e62368005b7e0d78b5f55972476ab5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
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
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
View File

@ -1,12 +1,12 @@
From 8231839ea6b5b1d00e3c51e5a95fc05fad1e4b3d Mon Sep 17 00:00:00 2001
Message-Id: <8231839ea6b5b1d00e3c51e5a95fc05fad1e4b3d.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From a93b7610c9ca29439bc6db08b0a000a7d0e66a4d Mon Sep 17 00:00:00 2001
Message-Id: <a93b7610c9ca29439bc6db08b0a000a7d0e66a4d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
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
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
Message-Id: <ddfc22e4646ebd7625c8406cee2c82dc9e706eeb.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 7f30e9221eefb7abeeae12bf1a6f366c3b6bd5b3 Mon Sep 17 00:00:00 2001
Message-Id: <7f30e9221eefb7abeeae12bf1a6f366c3b6bd5b3.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Clark Williams <williams@redhat.com>
Date: Tue, 18 Sep 2018 10:29:31 -0500
Subject: [PATCH 022/330] 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
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-4.19.132-rt59.tar.xz
The static lock quarantine_lock is used in quarantine.c to protect the
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
Message-Id: <663ee9b36ce5702a7109f98003e5ac144c147ce8.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From ae23d611aae11ce024a695eebdf3e9001e51898a Mon Sep 17 00:00:00 2001
Message-Id: <ae23d611aae11ce024a695eebdf3e9001e51898a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: "Paul E. McKenney" <paulmck@linux.ibm.com>
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
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)

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
Message-Id: <4b563ec476c710e76b14442995b3bc33a0080378.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 4874f8128a86f1f82b2d0cc160114d6ba2eb3aea Mon Sep 17 00:00:00 2001
Message-Id: <4874f8128a86f1f82b2d0cc160114d6ba2eb3aea.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: He Zhe <zhe.he@windriver.com>
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
Content-Type: text/plain; charset=UTF-8
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
causes the follow BUG.

14
debian/patches-rt/0025-NFSv4-replace-seqcount_t-with-a-seqlock_t.patch vendored
View File

@ -1,11 +1,11 @@
From 7b19ab6d7165436a3b6f7d398b04fe5b3c43f1b8 Mon Sep 17 00:00:00 2001
Message-Id: <7b19ab6d7165436a3b6f7d398b04fe5b3c43f1b8.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From b677c35c663fffab6ced63c01c62095fb5e4d93d Mon Sep 17 00:00:00 2001
Message-Id: <b677c35c663fffab6ced63c01c62095fb5e4d93d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 28 Oct 2016 23:05:11 +0200
Subject: [PATCH 025/330] 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
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-4.19.132-rt59.tar.xz
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
@ -61,7 +61,7 @@ index 5b61520dce88..2771aafaca19 100644
};
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
+++ b/fs/nfs/nfs4proc.c
@@ -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
Message-Id: <b2bcf442a6169f3511183be2d5add38de01e7122.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
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From 0393a98b00493daec3caf00a7e579c3f2fb07404 Mon Sep 17 00:00:00 2001
Message-Id: <0393a98b00493daec3caf00a7e579c3f2fb07404.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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()
wrapper") the tsk_nr_cpus_allowed() wrapper was removed. There was not
@ -136,7 +136,7 @@ index a7c0f97e4b0d..1a08428eedcf 100644
out_unlock:
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
+++ b/arch/mips/kernel/traps.c
@@ -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
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
+++ b/kernel/sched/core.c
@@ -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
*
* 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
* will also fail if there's no bandwidth available.
*/
@ -469,7 +469,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
rq->rd->dl_bw.bw == 0) {
task_rq_unlock(rq, p, &rf);
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;
raw_spin_lock_irqsave(&p->pi_lock, flags);
@ -478,7 +478,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
raw_spin_unlock_irqrestore(&p->pi_lock, flags);
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
* applicable for such threads. This prevents checking for
* success of set_cpus_allowed_ptr() on all attached tasks
@ -487,7 +487,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
*/
if (p->flags & PF_NO_SETAFFINITY) {
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)
return 0;
@ -496,7 +496,7 @@ index 2befd2c4ce9e..07dc66137a26 100644
return -EINVAL;
/* 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);
/*
@ -545,7 +545,7 @@ index daaadf939ccb..f7d2c10b4c92 100644
/*
* We have to ensure that we have at least one bit
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
+++ b/kernel/sched/deadline.c
@@ -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) ||
!task_on_rq_queued(task))) {
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
+++ b/kernel/sched/fair.c
@@ -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
View File

@ -1,11 +1,11 @@
From bc21ea67b9b00e94aab5f17c15e4ebfc04c16d32 Mon Sep 17 00:00:00 2001
Message-Id: <bc21ea67b9b00e94aab5f17c15e4ebfc04c16d32.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 6de086b99c4e4b3fbf978f04612591cc50c6ac79 Mon Sep 17 00:00:00 2001
Message-Id: <6de086b99c4e4b3fbf978f04612591cc50c6ac79.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200
Subject: [PATCH 027/330] 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
Subject: [PATCH 027/329] kernel/sched/core: add migrate_disable()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
---
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
* boot command line:
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
+++ b/kernel/sched/core.c
@@ -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) {
struct migration_arg arg = { p, dest_cpu };
/* 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

14
debian/patches-rt/0028-sched-migrate_disable-Add-export_symbol_gpl-for-__mi.patch vendored
View File

@ -1,12 +1,12 @@
From 7c2d3cd530fafd2579f51fdf728efac5efa06e64 Mon Sep 17 00:00:00 2001
Message-Id: <7c2d3cd530fafd2579f51fdf728efac5efa06e64.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 89a73d8e7ad3ce8e0626924dcf9dd3979ef3be3b Mon Sep 17 00:00:00 2001
Message-Id: <89a73d8e7ad3ce8e0626924dcf9dd3979ef3be3b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
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().
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(+)
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
+++ b/kernel/sched/core.c
@@ -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
View File

@ -1,11 +1,11 @@
From df993c27894ef5e6222614263a3bb50325e7beea Mon Sep 17 00:00:00 2001
Message-Id: <df993c27894ef5e6222614263a3bb50325e7beea.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 19083799e26fad55fbebf807fd419af8d1aa1f8a Mon Sep 17 00:00:00 2001
Message-Id: <19083799e26fad55fbebf807fd419af8d1aa1f8a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 9 Mar 2016 10:51:06 +0100
Subject: [PATCH 029/330] 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
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-4.19.132-rt59.tar.xz
Currently the driver will disable the clock and enable it one line later
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
View File

@ -1,15 +1,15 @@
From 98324319b88d92e82e7dca6c9fce5fef5f1ad6cd Mon Sep 17 00:00:00 2001
Message-Id: <98324319b88d92e82e7dca6c9fce5fef5f1ad6cd.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 12118ddc139a78b39c1f463eb3856aefaf4465a8 Mon Sep 17 00:00:00 2001
Message-Id: <12118ddc139a78b39c1f463eb3856aefaf4465a8.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Benedikt Spranger <b.spranger@linutronix.de>
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
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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.
Add a compile time selection to allow higher clock resulution.

12
debian/patches-rt/0031-timekeeping-Split-jiffies-seqlock.patch vendored
View File

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

12
debian/patches-rt/0032-signal-Revert-ptrace-preempt-magic.patch vendored
View File

@ -1,11 +1,11 @@
From 63bd6f12bf459b90a60d42a1a1934428b56703b2 Mon Sep 17 00:00:00 2001
Message-Id: <63bd6f12bf459b90a60d42a1a1934428b56703b2.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 0c9739e057ac5da9d2a2ee50e19be93ab49685a0 Mon Sep 17 00:00:00 2001
Message-Id: <0c9739e057ac5da9d2a2ee50e19be93ab49685a0.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 21 Sep 2011 19:57:12 +0200
Subject: [PATCH 032/330] 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
Subject: [PATCH 032/329] signal: Revert ptrace preempt magic
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Upstream commit '53da1d9456fe7f8 fix ptrace slowness' is nothing more
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
View File

@ -1,11 +1,11 @@
From 8d8fd79497b0a37bd55eef0dc21ad274d3cbf8c4 Mon Sep 17 00:00:00 2001
Message-Id: <8d8fd79497b0a37bd55eef0dc21ad274d3cbf8c4.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From f5cdeb20f9bf3932bd736a4b056aa499a57fd2f5 Mon Sep 17 00:00:00 2001
Message-Id: <f5cdeb20f9bf3932bd736a4b056aa499a57fd2f5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Wed, 5 Mar 2014 00:49:47 +0100
Subject: [PATCH 033/330] 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
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-4.19.132-rt59.tar.xz
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
@ -50,10 +50,10 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 1 insertion(+), 1 deletion(-)
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
+++ 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. */
list_for_each_entry(dev, head, close_list) {
while (some_qdisc_is_busy(dev))

12
debian/patches-rt/0034-dm-rq-remove-BUG_ON-irqs_disabled-check.patch vendored
View File

@ -1,11 +1,11 @@
From 8a0b137903b17bfba32e5879cb82453cce87bce8 Mon Sep 17 00:00:00 2001
Message-Id: <8a0b137903b17bfba32e5879cb82453cce87bce8.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 033640b308c05afca115999c55e7733ee6946b6a Mon Sep 17 00:00:00 2001
Message-Id: <033640b308c05afca115999c55e7733ee6946b6a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 27 Mar 2018 16:24:15 +0200
Subject: [PATCH 034/330] 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
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-4.19.132-rt59.tar.xz
In commit 052189a2ec95 ("dm: remove superfluous irq disablement in
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
View File

@ -1,11 +1,11 @@
From c42d9f8ff6e816c7b9505c5619db2ea2d116f9c3 Mon Sep 17 00:00:00 2001
Message-Id: <c42d9f8ff6e816c7b9505c5619db2ea2d116f9c3.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 41387348a210d60b68464edf4fa4488c918d7d70 Mon Sep 17 00:00:00 2001
Message-Id: <41387348a210d60b68464edf4fa4488c918d7d70.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 8 Nov 2013 17:34:54 +0100
Subject: [PATCH 035/330] 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
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-4.19.132-rt59.tar.xz
Since commit 94dfd7ed ("USB: HCD: support giveback of URB in tasklet
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
Message-Id: <9bbb97fd14d7adf24e33fd132dc90363ee9b0eb9.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From e598cf96c0e78d1880934e0887b40b90364f4e5c Mon Sep 17 00:00:00 2001
Message-Id: <e598cf96c0e78d1880934e0887b40b90364f4e5c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 17 Jun 2011 12:39:57 +0200
Subject: [PATCH 036/330] 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
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-4.19.132-rt59.tar.xz
Introduce PREEMPT_RT_BASE which enables parts of
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
Message-Id: <23ecea24e7a8967b7aa41cbbc2bdc68e5488da3b.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From f0f0a18808e74adade966893b7ad7d367042701b Mon Sep 17 00:00:00 2001
Message-Id: <f0f0a18808e74adade966893b7ad7d367042701b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 14 Dec 2011 01:03:49 +0100
Subject: [PATCH 037/330] 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
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-4.19.132-rt59.tar.xz
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
Message-Id: <1ece596541b3a857f449f35acb8f31bb59e9f84a.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 70ce69d8a88a7bed92c04ac1f2e8221c9b971f97 Mon Sep 17 00:00:00 2001
Message-Id: <70ce69d8a88a7bed92c04ac1f2e8221c9b971f97.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Jul 2015 17:14:48 +0200
Subject: [PATCH 038/330] 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
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-4.19.132-rt59.tar.xz
Some architectures are using stop_machine() while switching the opcode which
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
Message-Id: <523f4d05d6acc578a3270548ea5d6dc58f76faeb.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From f35ee432990b9cab2a5de108c7f38c769dfccb4e Mon Sep 17 00:00:00 2001
Message-Id: <f35ee432990b9cab2a5de108c7f38c769dfccb4e.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
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
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

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
Message-Id: <8dea7bc14458299afacd76fa1f347ffdeabe829a.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From a3d74f3ed28e8f5f0427b8a9a418fca257c4cf45 Mon Sep 17 00:00:00 2001
Message-Id: <a3d74f3ed28e8f5f0427b8a9a418fca257c4cf45.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
Content-Type: text/plain; charset=UTF-8
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
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
Message-Id: <2f7534e810d4069b5ce3ccb730b0873917ca7832.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 7c1315ffc5e93492cbf98ca4a9794d6f1daab01e Mon Sep 17 00:00:00 2001
Message-Id: <7c1315ffc5e93492cbf98ca4a9794d6f1daab01e.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:44:03 -0500
Subject: [PATCH 041/330] 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
Subject: [PATCH 041/329] mm: Allow only slub on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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
Message-Id: <9117450a92f0382c88bb580ec82d02af1e7ef4cf.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 0fd7d310ba9d51979d738e34c436a22a60e8219c Mon Sep 17 00:00:00 2001
Message-Id: <0fd7d310ba9d51979d738e34c436a22a60e8219c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
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
Content-Type: text/plain; charset=UTF-8
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
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
Message-Id: <7cd88e0bc8f5e84d50b8c030c559e2f15453cf0a.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 55b88b1d29e9c569c69871e2da7999ea189907ba Mon Sep 17 00:00:00 2001
Message-Id: <55b88b1d29e9c569c69871e2da7999ea189907ba.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 28 Oct 2012 13:26:09 +0000
Subject: [PATCH 043/330] 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
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-4.19.132-rt59.tar.xz
This uses a timer_list timer from the irq disabled guts of the idle
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
Message-Id: <5e2789c8f2577b965b4850c91839a3e680ce301d.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From e526523e9b37dd8f44d62f77fde92263bf9c02bb Mon Sep 17 00:00:00 2001
Message-Id: <e526523e9b37dd8f44d62f77fde92263bf9c02bb.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 21 Mar 2014 20:19:05 +0100
Subject: [PATCH 044/330] 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
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-4.19.132-rt59.tar.xz
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

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
Message-Id: <91af26714b8fb61247dde6420eaf9fc3329fda2e.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From d3dc8f3b1baa6968fcd4780bf2d31bdf3050d7f1 Mon Sep 17 00:00:00 2001
Message-Id: <d3dc8f3b1baa6968fcd4780bf2d31bdf3050d7f1.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:03:52 +0200
Subject: [PATCH 045/330] 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
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-4.19.132-rt59.tar.xz
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
Message-Id: <fba0603919c5cd1dd19338e31cd405204034e64f.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 42e8a7d40e071b6783aa5ac83d6188be0ae3d61c Mon Sep 17 00:00:00 2001
Message-Id: <42e8a7d40e071b6783aa5ac83d6188be0ae3d61c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
Content-Type: text/plain; charset=UTF-8
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
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
Message-Id: <e0099a0cce872afef4d3276a40c9e70daee9c123.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 5918302b4766f0f5e17df8105c65cd5c2597b72a Mon Sep 17 00:00:00 2001
Message-Id: <5918302b4766f0f5e17df8105c65cd5c2597b72a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 1 Dec 2017 10:42:03 +0100
Subject: [PATCH 047/330] 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
Subject: [PATCH 047/329] arm*: disable NEON in kernel mode
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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

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
Message-Id: <ec7330e84b7bbcb8457fd00e0587bfca8d4c91c3.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 7b06e6d47b0282d98d760f57b6e09fcb2527a943 Mon Sep 17 00:00:00 2001
Message-Id: <7b06e6d47b0282d98d760f57b6e09fcb2527a943.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 14 Jul 2015 14:26:34 +0200
Subject: [PATCH 048/330] 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
Subject: [PATCH 048/329] powerpc: Use generic rwsem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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
Message-Id: <87606cf3013d6722b78e6ddd779dd1e92eb8ceca.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 24faf9104542179355d175b583038573de4ccacf Mon Sep 17 00:00:00 2001
Message-Id: <24faf9104542179355d175b583038573de4ccacf.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Bogdan Purcareata <bogdan.purcareata@freescale.com>
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
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
guests to run on RT, there's still a performance issue. For interrupts sent in

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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
Message-Id: <f1b2a43b677f6cb695ba312e57de2a0c09b98412.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From ff136e3ac7b3eecaf41868d7aa9a1df09386181d Mon Sep 17 00:00:00 2001
Message-Id: <ff136e3ac7b3eecaf41868d7aa9a1df09386181d.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:08:34 +0200
Subject: [PATCH 050/330] 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
Subject: [PATCH 050/329] powerpc: Disable highmem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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
Message-Id: <e3fafbcb7f57fe9b2a70fd821d7a3499f7164ebf.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From bf22715f3c9c2ceb2fbe4338248a6fc80369c708 Mon Sep 17 00:00:00 2001
Message-Id: <bf22715f3c9c2ceb2fbe4338248a6fc80369c708.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:10:12 +0200
Subject: [PATCH 051/330] 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
Subject: [PATCH 051/329] mips: Disable highmem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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
Message-Id: <e2affe0d3ea6818a9df69ff68211bed0fd505b2c.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From fe2b32241ea0797ff22b67eac8d314bc374c854a Mon Sep 17 00:00:00 2001
Message-Id: <fe2b32241ea0797ff22b67eac8d314bc374c854a.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 26 Jul 2009 02:21:32 +0200
Subject: [PATCH 052/330] 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
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-4.19.132-rt59.tar.xz
Simplifies the separation of anon_rw_semaphores and rw_semaphores for
-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
Message-Id: <049a5cd3a17958b2c72a457e21d7e32d8acf6845.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 5b72bb93781b699ad039895e327ccc0ca866970b Mon Sep 17 00:00:00 2001
Message-Id: <5b72bb93781b699ad039895e327ccc0ca866970b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 23 Jan 2014 14:45:59 +0100
Subject: [PATCH 053/330] 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
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-4.19.132-rt59.tar.xz
as it triggers:
|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
Message-Id: <8dc4f59d3d6db08c4b9ab5723d95e3542eaac829.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From cbe5992c8901a9a1a94d018817cf08bf3b4b67b5 Mon Sep 17 00:00:00 2001
Message-Id: <cbe5992c8901a9a1a94d018817cf08bf3b4b67b5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 9 Apr 2015 15:23:01 +0200
Subject: [PATCH 054/330] 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
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-4.19.132-rt59.tar.xz
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
Message-Id: <3ea96f7ad4ba1ee631264d36a1aef047d0c69224.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From aff098564c44ccec507faea44195f42fe5641478 Mon Sep 17 00:00:00 2001
Message-Id: <aff098564c44ccec507faea44195f42fe5641478.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
Content-Type: text/plain; charset=UTF-8
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
|drivers/md/bcache/request.c: In function ‘cached_dev_write_complete’:

14
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
Message-Id: <43b593bfaeee4443e7148f10440e6a1bfc23b488.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 000a39fe9c2683f5c4e4d51e0556638f942661b4 Mon Sep 17 00:00:00 2001
Message-Id: <000a39fe9c2683f5c4e4d51e0556638f942661b4.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:03:16 +0200
Subject: [PATCH 056/330] 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
Subject: [PATCH 056/329] efi: Disable runtime services on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Based on meassurements the EFI functions get_variable /
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(-)
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
+++ b/drivers/firmware/efi/efi.c
@@ -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
Message-Id: <be673afc886a3182fc5b0c8db43a81da033c8f0d.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 4ffb1d59149f330e94cf7d65a55d7129cc29a07c Mon Sep 17 00:00:00 2001
Message-Id: <4ffb1d59149f330e94cf7d65a55d7129cc29a07c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 22 Jul 2011 17:58:40 +0200
Subject: [PATCH 057/330] 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
Subject: [PATCH 057/329] printk: Add a printk kill switch
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Add a prinkt-kill-switch. This is used from (NMI) watchdog to ensure that
it does not dead-lock with the early printk code.

12
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
Message-Id: <b257f7a21e7846cefc9954c981ff6d79f6700fb4.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 71d2e16cc060770b11a4c867f3a5989141ee159b Mon Sep 17 00:00:00 2001
Message-Id: <71d2e16cc060770b11a4c867f3a5989141ee159b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org>
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
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
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
Message-Id: <80491e850b7b96971c05fdf86426877c9d1304e9.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 34090a54f73194b31812d6a3f9970d1aafa34edc Mon Sep 17 00:00:00 2001
Message-Id: <34090a54f73194b31812d6a3f9970d1aafa34edc.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 24 Jul 2009 12:38:56 +0200
Subject: [PATCH 059/330] 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
Subject: [PATCH 059/329] preempt: Provide preempt_*_(no)rt variants
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
RT needs a few preempt_disable/enable points which are not necessary
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
Message-Id: <d6a9cdf745cd79634b4581276a1fff7570beb85c.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 603f4c2d045a534af9b69a5996ee1f748e479353 Mon Sep 17 00:00:00 2001
Message-Id: <603f4c2d045a534af9b69a5996ee1f748e479353.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
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
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
!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
Message-Id: <5b7e7169be4389cda315a618a77fec0b378095ca.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 7fa2cc7cf2727d220551ce312905ea470ec0bc09 Mon Sep 17 00:00:00 2001
Message-Id: <7fa2cc7cf2727d220551ce312905ea470ec0bc09.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 20 Jun 2011 09:03:47 +0200
Subject: [PATCH 061/330] 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
Subject: [PATCH 061/329] rt: Add local irq locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Introduce locallock. For !RT this maps to preempt_disable()/
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
Message-Id: <29cd5fd02b7f0dbdcdf3398745fb90248bae6a11.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From d5e4aaae89b930a326c559c93a31a4161ee676f2 Mon Sep 17 00:00:00 2001
Message-Id: <d5e4aaae89b930a326c559c93a31a4161ee676f2.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Julia Cartwright <julia@ni.com>
Date: Mon, 7 May 2018 08:58:56 -0500
Subject: [PATCH 062/330] 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
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-4.19.132-rt59.tar.xz
Provide a set of locallocked accessors for pointers to per-CPU data;
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
Message-Id: <d8c286fb8afb9a25878451e26616b96f9bf2b38e.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 16071d673e3c362fce46ecd14dade1f535c3871e Mon Sep 17 00:00:00 2001
Message-Id: <16071d673e3c362fce46ecd14dade1f535c3871e.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 3 Jul 2009 08:44:34 -0500
Subject: [PATCH 063/330] 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
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-4.19.132-rt59.tar.xz
For -RT it is enough to keep pagefault disabled (which is currently handled by
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
Message-Id: <6fe95ca706326c7519412c75e10c7d70713424cb.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 139479d76d767ceae115de7929cf34220233ab1f Mon Sep 17 00:00:00 2001
Message-Id: <139479d76d767ceae115de7929cf34220233ab1f.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Oleg Nesterov <oleg@redhat.com>
Date: Tue, 14 Jul 2015 14:26:34 +0200
Subject: [PATCH 064/330] 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
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-4.19.132-rt59.tar.xz
On x86_64 we must disable preemption before we enable interrupts
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
Message-Id: <58212e94797862f347a83da1c62d6dbf644c28b8.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 438ef86de6bb44a4e122dc430e6fdd9d17612656 Mon Sep 17 00:00:00 2001
Message-Id: <438ef86de6bb44a4e122dc430e6fdd9d17612656.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Yang Shi <yang.shi@linaro.org>
Date: Thu, 10 Dec 2015 10:58:51 -0800
Subject: [PATCH 065/330] 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
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-4.19.132-rt59.tar.xz
When running some ptrace single step tests on x86-32 machine, the below problem
is triggered:

12
debian/patches-rt/0066-buffer_head-Replace-bh_uptodate_lock-for-rt.patch vendored
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@ -1,11 +1,11 @@
From 2c8893c469811fe57a6ccb47cd67600bf510dcdc Mon Sep 17 00:00:00 2001
Message-Id: <2c8893c469811fe57a6ccb47cd67600bf510dcdc.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 007865c6e1bdc90fdff24aa16899d34d3ac41db4 Mon Sep 17 00:00:00 2001
Message-Id: <007865c6e1bdc90fdff24aa16899d34d3ac41db4.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 09:18:52 +0100
Subject: [PATCH 066/330] 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
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-4.19.132-rt59.tar.xz
Wrap the bit_spin_lock calls into a separate inline and add the RT
replacements with a real spinlock.

12
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
Message-Id: <3cc11354713594d4fb2664a7fb4cb59872176ed0.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 20e223c31710fe0d220cf31f56ea32ef0c61c991 Mon Sep 17 00:00:00 2001
Message-Id: <20e223c31710fe0d220cf31f56ea32ef0c61c991.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
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
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.

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
Message-Id: <d7dbda4307c7d2330cf192e6d04d34f788dfbdea.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 9f2cbdda6b8144d29072afe1527c5dbe54f1bc8f Mon Sep 17 00:00:00 2001
Message-Id: <9f2cbdda6b8144d29072afe1527c5dbe54f1bc8f.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Paul Gortmaker <paul.gortmaker@windriver.com>
Date: Fri, 21 Jun 2013 15:07:25 -0400
Subject: [PATCH 068/330] 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
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-4.19.132-rt59.tar.xz
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

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
Message-Id: <546e11e3b7d198f31697e3d37f91f7d13691a5e9.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From cf5d4a1b169ff7de5df4b8660e3481af31a2b31c Mon Sep 17 00:00:00 2001
Message-Id: <cf5d4a1b169ff7de5df4b8660e3481af31a2b31c.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Josh Cartwright <joshc@ni.com>
Date: Thu, 31 Mar 2016 00:04:25 -0500
Subject: [PATCH 069/330] 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
Subject: [PATCH 069/329] list_bl: fixup bogus lockdep warning
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
At first glance, the use of 'static inline' seems appropriate for
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
Message-Id: <58fdb46a53ff73cd5b4c8142eff4acb4799ae34b.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 7c927f69c47dec2b3a90373d1c0749a88b8e27e2 Mon Sep 17 00:00:00 2001
Message-Id: <7c927f69c47dec2b3a90373d1c0749a88b8e27e2.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:57 -0500
Subject: [PATCH 070/330] 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
Subject: [PATCH 070/329] genirq: Disable irqpoll on -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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
Message-Id: <e6e7eb166022fa841ca4b929eb6bc22951a46275.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 5ba03b8944101e0f576b7b359eaf19543a7fee9b Mon Sep 17 00:00:00 2001
Message-Id: <5ba03b8944101e0f576b7b359eaf19543a7fee9b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 3 Apr 2011 11:57:29 +0200
Subject: [PATCH 071/330] 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
Subject: [PATCH 071/329] genirq: Force interrupt thread on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Force threaded_irqs and optimize the code (force_irqthreads) in regard
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
Message-Id: <021d0c4398f9f1d303211609224bcc816a76ec03.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 82fff72073846080cecc7ffa0f3ed27724de4a9b Mon Sep 17 00:00:00 2001
Message-Id: <82fff72073846080cecc7ffa0f3ed27724de4a9b.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org>
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
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
while freeing pages.
@ -21,7 +21,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 52 insertions(+), 30 deletions(-)
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
+++ b/mm/page_alloc.c
@@ -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,
@@ -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;
int to_drain, batch;
@ -135,7 +135,7 @@ index d8c3051387d1..2a543a376a40 100644
}
#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;
struct per_cpu_pageset *pset;
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++;
if (pcp->count >= pcp->high) {
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
Message-Id: <377595cd119888aa39bd32ee3c2ae94341f8b596.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 1212c4e9c6d7769a6b923e0bea6b8791b7395b90 Mon Sep 17 00:00:00 2001
Message-Id: <1212c4e9c6d7769a6b923e0bea6b8791b7395b90.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org>
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
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
while freeing pages.
@ -21,7 +21,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 50 insertions(+), 10 deletions(-)
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
+++ b/mm/page_alloc.c
@@ -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);
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);
if (to_drain > 0)
@ -72,7 +72,7 @@ index 2a543a376a40..62b39e3e5cea 100644
}
#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);
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;
}
@ -91,7 +91,7 @@ index 2a543a376a40..62b39e3e5cea 100644
{
struct zone *zone = page_zone(page);
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++;
if (pcp->count >= pcp->high) {
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 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;
unsigned long flags, pfn;
int batch_count = 0;
@ -134,7 +134,7 @@ index 2a543a376a40..62b39e3e5cea 100644
/* Prepare pages for freeing */
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);
list_for_each_entry_safe(page, next, list, lru) {
unsigned long pfn = page_private(page);
@ -148,7 +148,7 @@ index 2a543a376a40..62b39e3e5cea 100644
/*
* 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);

58
debian/patches-rt/0074-mm-SLxB-change-list_lock-to-raw_spinlock_t.patch vendored
View File

@ -1,11 +1,11 @@
From 39ebbedf9476b543cc534b642872b6467de93810 Mon Sep 17 00:00:00 2001
Message-Id: <39ebbedf9476b543cc534b642872b6467de93810.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 6b1bf65d021e071dccf657fbae57841973070648 Mon Sep 17 00:00:00 2001
Message-Id: <6b1bf65d021e071dccf657fbae57841973070648.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 28 May 2018 15:24:22 +0200
Subject: [PATCH 074/330] 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
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-4.19.132-rt59.tar.xz
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
@ -402,10 +402,10 @@ index 9632772e14be..d6b01d61f768 100644
#ifdef CONFIG_SLAB
struct list_head slabs_partial; /* partial list first, better asm code */
diff --git a/mm/slub.c b/mm/slub.c
index d8116a43a287..83ca3f1c0d86 100644
index 882a1e0ae89c..66416eff4818 100644
--- a/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);
int ret = 0;
@ -414,7 +414,7 @@ index d8116a43a287..83ca3f1c0d86 100644
slab_lock(page);
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);
slab_unlock(page);
@ -423,7 +423,7 @@ index d8116a43a287..83ca3f1c0d86 100644
if (!ret)
slab_fix(s, "Object at 0x%p not freed", object);
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)
return NULL;
@ -432,7 +432,7 @@ index d8116a43a287..83ca3f1c0d86 100644
list_for_each_entry_safe(page, page2, &n->partial, lru) {
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;
}
@ -441,7 +441,7 @@ index d8116a43a287..83ca3f1c0d86 100644
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
* is frozen
*/
@ -450,7 +450,7 @@ index d8116a43a287..83ca3f1c0d86 100644
}
} else {
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
* 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;
if (lock)
@ -468,7 +468,7 @@ index d8116a43a287..83ca3f1c0d86 100644
if (m == M_FREE) {
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));
if (n != n2) {
if (n)
@ -481,7 +481,7 @@ index d8116a43a287..83ca3f1c0d86 100644
}
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)
@ -490,7 +490,7 @@ index d8116a43a287..83ca3f1c0d86 100644
while (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;
struct page *page;
@ -503,7 +503,7 @@ index d8116a43a287..83ca3f1c0d86 100644
return x;
}
#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 {
if (unlikely(n)) {
@ -512,7 +512,7 @@ index d8116a43a287..83ca3f1c0d86 100644
n = NULL;
}
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
* 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);
stat(s, FREE_ADD_PARTIAL);
}
@ -530,7 +530,7 @@ index d8116a43a287..83ca3f1c0d86 100644
return;
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);
}
@ -539,7 +539,7 @@ index d8116a43a287..83ca3f1c0d86 100644
stat(s, FREE_SLAB);
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)
{
n->nr_partial = 0;
@ -548,7 +548,7 @@ index d8116a43a287..83ca3f1c0d86 100644
INIT_LIST_HEAD(&n->partial);
#ifdef CONFIG_SLUB_DEBUG
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;
BUG_ON(irqs_disabled());
@ -557,7 +557,7 @@ index d8116a43a287..83ca3f1c0d86 100644
list_for_each_entry_safe(page, h, &n->partial, lru) {
if (!page->inuse) {
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()");
}
}
@ -566,7 +566,7 @@ index d8116a43a287..83ca3f1c0d86 100644
list_for_each_entry_safe(page, h, &discard, lru)
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++)
INIT_LIST_HEAD(promote + i);
@ -575,7 +575,7 @@ index d8116a43a287..83ca3f1c0d86 100644
/*
* 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--)
list_splice(promote + i, &n->partial);
@ -584,7 +584,7 @@ index d8116a43a287..83ca3f1c0d86 100644
/* Release empty slabs */
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;
unsigned long flags;
@ -593,7 +593,7 @@ index d8116a43a287..83ca3f1c0d86 100644
list_for_each_entry(page, &n->partial, lru) {
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));
out:
@ -602,7 +602,7 @@ index d8116a43a287..83ca3f1c0d86 100644
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))
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
Message-Id: <7b367dfb1943353fa3ba380009621330359ebb3e.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 1b9d60f29367a7b27d8a716a5d70daa700e744d8 Mon Sep 17 00:00:00 2001
Message-Id: <1b9d60f29367a7b27d8a716a5d70daa700e744d8.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
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
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
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(-)
diff --git a/mm/slub.c b/mm/slub.c
index 83ca3f1c0d86..7a0706ccdf30 100644
index 66416eff4818..b890fe5f9cd3 100644
--- a/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 */
+struct slub_free_list {
@ -37,7 +37,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
/*
* Hooks for other subsystems that check memory allocations. In a typical
* 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);
}
@ -54,7 +54,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
static void rcu_free_slab(struct rcu_head *h)
{
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)) {
call_rcu(&page->rcu_head, rcu_free_slab);
@ -67,7 +67,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
} else
__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;
pages = oldpage->pages;
if (drain && pobjects > s->cpu_partial) {
@ -89,7 +89,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
oldpage = NULL;
pobjects = 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)
{
@ -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).
*/
static void *___slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
@ -124,7 +124,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
void *freelist;
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);
c->freelist = get_freepointer(s, freelist);
c->tid = next_tid(c->tid);
@ -138,7 +138,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
return freelist;
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)) {
slab_out_of_memory(s, gfpflags, node);
@ -147,7 +147,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
}
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 */
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;
unsigned long flags;
@ -164,7 +164,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
local_irq_save(flags);
#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);
#endif
@ -175,7 +175,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
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)
{
struct kmem_cache_cpu *c;
@ -183,7 +183,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
int i;
/* 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
*/
p[i] = ___slab_alloc(s, flags, NUMA_NO_NODE,
@ -192,7 +192,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
if (unlikely(!p[i]))
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);
local_irq_enable();
@ -200,7 +200,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
/* Clear memory outside IRQ disabled fastpath loop */
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;
error:
local_irq_enable();
@ -208,7 +208,7 @@ index 83ca3f1c0d86..7a0706ccdf30 100644
slab_post_alloc_hook(s, flags, i, p);
__kmem_cache_free_bulk(s, i, p);
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,
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
Message-Id: <abda1f47485a78498dde5581c2b61f1f22454778.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 2fed6ba2f350959239f45b5e4d5dc888b23cb153 Mon Sep 17 00:00:00 2001
Message-Id: <2fed6ba2f350959239f45b5e4d5dc888b23cb153.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:37 -0500
Subject: [PATCH 076/330] 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
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-4.19.132-rt59.tar.xz
rt-friendly per-cpu pages: convert the irqs-off per-cpu locking
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(-)
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
+++ b/mm/page_alloc.c
@@ -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)
@@ -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;
LIST_HEAD(dst);
@ -80,7 +80,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
if (to_drain > 0)
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);
int count;
@ -89,7 +89,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
pset = per_cpu_ptr(zone->pageset, cpu);
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)
isolate_pcp_pages(count, pcp, &dst);
@ -98,7 +98,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
if (count)
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);
}
@ -106,7 +106,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
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);
preempt_enable();
}
@ -114,7 +114,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
/*
* 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
cpumask_clear_cpu(cpu, &cpus_with_pcps);
}
@ -130,7 +130,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
for_each_cpu(cpu, &cpus_with_pcps) {
struct work_struct *work = per_cpu_ptr(&pcpu_drain, cpu);
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)
flush_work(per_cpu_ptr(&pcpu_drain, cpu));
@ -138,7 +138,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
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))
return;
@ -150,7 +150,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
if (!list_empty(&dst))
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);
}
@ -159,7 +159,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
list_for_each_entry_safe(page, next, list, lru) {
unsigned long pfn = page_private(page);
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.
*/
if (++batch_count == SWAP_CLUSTER_MAX) {
@ -175,7 +175,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
for (i = 0; i < __MAX_NR_ZONES; ) {
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;
unsigned long flags;
@ -184,7 +184,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
pcp = &this_cpu_ptr(zone->pageset)->pcp;
list = &pcp->lists[migratetype];
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);
zone_statistics(preferred_zone, zone);
}
@ -193,7 +193,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
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.
*/
WARN_ON_ONCE((gfp_flags & __GFP_NOFAIL) && (order > 1));
@ -202,7 +202,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
do {
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);
zone_statistics(preferred_zone, zone);
@ -219,7 +219,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
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;
/* avoid races with drain_pages() */
@ -228,7 +228,7 @@ index 62b39e3e5cea..0aad0dbd8bf4 100644
if (zone->pageset != &boot_pageset) {
for_each_online_cpu(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);
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
Message-Id: <d054e1f303f7a4661d16389108b38a84aa85f441.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 2f5c7c8e52ba0322a60691186db870ca4d57c5cb Mon Sep 17 00:00:00 2001
Message-Id: <2f5c7c8e52ba0322a60691186db870ca4d57c5cb.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:51 -0500
Subject: [PATCH 077/330] 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
Subject: [PATCH 077/329] mm/swap: Convert to percpu locked
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Replace global locks (get_cpu + local_irq_save) with "local_locks()".
Currently there is one of for "rotate" and one for "swap".
@ -59,10 +59,10 @@ index 5079ddbec8f9..c40d3a13cbbd 100644
cc->last_migrated_pfn = 0;
}
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
+++ 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)
{

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
Message-Id: <a8db797e3972c746f7642b6b73bca01fdde9ec4a.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 6fe4f5a1dfdf070124bb35ca904901baf7d92445 Mon Sep 17 00:00:00 2001
Message-Id: <6fe4f5a1dfdf070124bb35ca904901baf7d92445.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Luiz Capitulino <lcapitulino@redhat.com>
Date: Fri, 27 May 2016 15:03:28 +0200
Subject: [PATCH 078/330] 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
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-4.19.132-rt59.tar.xz
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

12
debian/patches-rt/0079-mm-vmstat-Protect-per-cpu-variables-with-preempt-dis.patch vendored
View File

@ -1,12 +1,12 @@
From 2eb1b2f89292a0e3d57b1f13b86752834510784e Mon Sep 17 00:00:00 2001
Message-Id: <2eb1b2f89292a0e3d57b1f13b86752834510784e.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 411a7404a2e510ec921a6ad71986569dd9a74d44 Mon Sep 17 00:00:00 2001
Message-Id: <411a7404a2e510ec921a6ad71986569dd9a74d44.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
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
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
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
Message-Id: <9204f20ab0da124e60ac40e30f4221b66ee0eb61.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From b16baaea8beaa395bcf9150ca30f9f60fed4a3d3 Mon Sep 17 00:00:00 2001
Message-Id: <b16baaea8beaa395bcf9150ca30f9f60fed4a3d3.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Frank Rowand <frank.rowand@am.sony.com>
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
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
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
Message-Id: <94db5b5c0cfd8c5e5afbb9d61349434df1eda3dc.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 4873fd9bc55e5233bb796f72f661818ff5750e73 Mon Sep 17 00:00:00 2001
Message-Id: <4873fd9bc55e5233bb796f72f661818ff5750e73.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 25 Oct 2012 10:32:35 +0100
Subject: [PATCH 081/330] 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
Subject: [PATCH 081/329] mm: Enable SLUB for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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(+)
diff --git a/mm/slub.c b/mm/slub.c
index 7a0706ccdf30..f3fcb9502093 100644
index b890fe5f9cd3..d33c04a0e5da 100644
--- a/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)
{
#ifdef CONFIG_SLUB_DEBUG
@ -32,7 +32,7 @@ index 7a0706ccdf30..f3fcb9502093 100644
void *addr = page_address(page);
void *p;
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);
kfree(map);
#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
Message-Id: <cdb48077b31503604eace5c253d95af45d57fb7f.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 69e10b79d2137f1009db28e55a8f04e23e84de60 Mon Sep 17 00:00:00 2001
Message-Id: <69e10b79d2137f1009db28e55a8f04e23e84de60.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 9 Jan 2013 12:08:15 +0100
Subject: [PATCH 082/330] 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
Subject: [PATCH 082/329] slub: Enable irqs for __GFP_WAIT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
SYSTEM_RUNNING might be too late for enabling interrupts. Allocations
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(-)
diff --git a/mm/slub.c b/mm/slub.c
index f3fcb9502093..d243c6ef7fc9 100644
index d33c04a0e5da..af485aba93ec 100644
--- a/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;
int idx, order;
bool shuffle;
@ -37,7 +37,7 @@ index f3fcb9502093..d243c6ef7fc9 100644
local_irq_enable();
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;
out:

12
debian/patches-rt/0083-slub-Disable-SLUB_CPU_PARTIAL.patch vendored
View File

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

@ -1,12 +1,12 @@
From d01df1ad64744dc92dd654ff0012eda4c068dad7 Mon Sep 17 00:00:00 2001
Message-Id: <d01df1ad64744dc92dd654ff0012eda4c068dad7.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 4110484e4a50e5389415841f106f6292665c8d68 Mon Sep 17 00:00:00 2001
Message-Id: <4110484e4a50e5389415841f106f6292665c8d68.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Yang Shi <yang.shi@windriver.com>
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
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:

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
Message-Id: <77ce783710c1173421fac0625b9717d0fe6bd861.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 69fb6764651c58c99b1070f6046b16e4e29c8fe5 Mon Sep 17 00:00:00 2001
Message-Id: <69fb6764651c58c99b1070f6046b16e4e29c8fe5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
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
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
Message-Id: <bd0237a4fed1901b2c73f6f2657cb517bfca624b.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 2f256596af09c555baff31bddcfa3d9225b94290 Mon Sep 17 00:00:00 2001
Message-Id: <2f256596af09c555baff31bddcfa3d9225b94290.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Mike Galbraith <umgwanakikbuti@gmail.com>
Date: Tue, 22 Mar 2016 11:16:09 +0100
Subject: [PATCH 086/330] 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
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-4.19.132-rt59.tar.xz
get_cpu_var() disables preemption and triggers a might_sleep() splat later.
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
Message-Id: <16770986d54d3c32d2b8ae4a60b34203c0653de1.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 395e14d873c2de95585f3329fc159f66af1ea647 Mon Sep 17 00:00:00 2001
Message-Id: <395e14d873c2de95585f3329fc159f66af1ea647.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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()
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
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
Message-Id: <86f0fd23813b5e4d76e213f0720df690840d9fb4.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 4d4de1a5469f2ae70c814580ff7c8b075cdbad99 Mon Sep 17 00:00:00 2001
Message-Id: <4d4de1a5469f2ae70c814580ff7c8b075cdbad99.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 25 Jan 2017 16:34:27 +0100
Subject: [PATCH 088/330] 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
Subject: [PATCH 088/329] radix-tree: use local locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
The preload functionality uses per-CPU variables and preempt-disable to
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
Message-Id: <6da3c3ca1b06ab37552a67701decb91ef244b889.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 77025c9c9fdf7f20ce09e36a49b8da02a23cc6c5 Mon Sep 17 00:00:00 2001
Message-Id: <77025c9c9fdf7f20ce09e36a49b8da02a23cc6c5.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:34 -0500
Subject: [PATCH 089/330] 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
Subject: [PATCH 089/329] timers: Prepare for full preemption
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
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
@ -33,7 +33,7 @@ index 7b066fd38248..54627d046b3a 100644
#else
# define del_timer_sync(t) del_timer(t)
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
+++ b/kernel/sched/core.c
@@ -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
Message-Id: <8df6f704e04eac71d8ff66069f9b932baedda922.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 6d433304f1894bb7aefb0b6e58e8e41e5e18a6b4 Mon Sep 17 00:00:00 2001
Message-Id: <6d433304f1894bb7aefb0b6e58e8e41e5e18a6b4.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 6 Nov 2011 12:26:18 +0100
Subject: [PATCH 090/330] 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
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-4.19.132-rt59.tar.xz
Non constant TSC is a nightmare on bare metal already, but with
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(+)
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
+++ 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;
}

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
Message-Id: <d162010e64fe7d5f653343131c52c4d28be04b8e.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From b7bf15cc61470fee2fce877652d997f62af399c7 Mon Sep 17 00:00:00 2001
Message-Id: <b7bf15cc61470fee2fce877652d997f62af399c7.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 4 Oct 2017 10:24:23 +0200
Subject: [PATCH 091/330] 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
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-4.19.132-rt59.tar.xz
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

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
Message-Id: <53c3e1b86c8c364ff7eb2216997392eba50deb86.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 69db399dcf21576a7500c5ee619f2687a1199a37 Mon Sep 17 00:00:00 2001
Message-Id: <69db399dcf21576a7500c5ee619f2687a1199a37.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
Content-Type: text/plain; charset=UTF-8
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
|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
Message-Id: <08ed3c311776de6b7d8600d89e3524938e03707f.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 4790a4aae67cb29ef058e2bc5f91ed61004957b6 Mon Sep 17 00:00:00 2001
Message-Id: <4790a4aae67cb29ef058e2bc5f91ed61004957b6.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Daniel Wagner <daniel.wagner@bmw-carit.de>
Date: Fri, 11 Jul 2014 15:26:11 +0200
Subject: [PATCH 093/330] 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
Subject: [PATCH 093/329] work-simple: Simple work queue implemenation
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Provides a framework for enqueuing callbacks from irq 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
Message-Id: <d64bfa33220ec37825bf56b524ca8ec253853395.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 41f5d4a8c268864e3eec93d075dbb4c5bb4c7215 Mon Sep 17 00:00:00 2001
Message-Id: <41f5d4a8c268864e3eec93d075dbb4c5bb4c7215.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
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
| 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
Message-Id: <5b88f91e4d8bd0abaed34ac96c9a50b0792882ae.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From dd8595e75900ac6512c872c76fb4a2843babfeb0 Mon Sep 17 00:00:00 2001
Message-Id: <dd8595e75900ac6512c872c76fb4a2843babfeb0.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 11 Jan 2013 11:23:51 +0100
Subject: [PATCH 095/330] 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
Subject: [PATCH 095/329] completion: Use simple wait queues
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
Completions have no long lasting callbacks and therefor do not need
the complex waitqueue variant. Use simple waitqueues which reduces the
@ -323,10 +323,10 @@ index a1ad5b7d5521..755a58084978 100644
}
EXPORT_SYMBOL(completion_done);
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
+++ b/kernel/sched/core.c
@@ -7154,7 +7154,10 @@ void migrate_disable(void)
@@ -7156,7 +7156,10 @@ void migrate_disable(void)
return;
}
#ifdef CONFIG_SCHED_DEBUG
@ -338,7 +338,7 @@ index 986ed04425be..584978640512 100644
#endif
if (p->migrate_disable) {
@@ -7184,7 +7187,10 @@ void migrate_enable(void)
@@ -7186,7 +7189,10 @@ void migrate_enable(void)
}
#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
Message-Id: <d6441914ec3b4e35345aa572a92feb01a525bcb0.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 88725b3d530513773c06b5084302bf9ab7ce6118 Mon Sep 17 00:00:00 2001
Message-Id: <88725b3d530513773c06b5084302bf9ab7ce6118.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 16 Feb 2015 18:49:10 +0100
Subject: [PATCH 096/330] 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
Subject: [PATCH 096/329] fs/aio: simple simple work
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.132-rt59.tar.xz
|BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:768
|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(-)
diff --git a/fs/aio.c b/fs/aio.c
index b5fbf2061868..93f8cf7fdeab 100644
index 413ec289bfa1..ac3430d5b0da 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -42,6 +42,7 @@
@ -52,7 +52,7 @@ index b5fbf2061868..93f8cf7fdeab 100644
/*
* 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,
.kill_sb = kill_anon_super,
};
@ -60,7 +60,7 @@ index b5fbf2061868..93f8cf7fdeab 100644
aio_mnt = kern_mount(&aio_fs);
if (IS_ERR(aio_mnt))
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 -
* now it's safe to cancel any that need to be.
*/
@ -72,7 +72,7 @@ index b5fbf2061868..93f8cf7fdeab 100644
struct aio_kiocb *req;
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);
}

12
debian/patches-rt/0097-time-hrtimer-avoid-schedule_work-with-interrupts-dis.patch vendored
View File

@ -1,12 +1,12 @@
From aa69306fb5d82a03cd997a6703e819353f8160d0 Mon Sep 17 00:00:00 2001
Message-Id: <aa69306fb5d82a03cd997a6703e819353f8160d0.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From 2f88e5f4c41b1ff5bf3338f2a8bd3f1ed178e2e3 Mon Sep 17 00:00:00 2001
Message-Id: <2f88e5f4c41b1ff5bf3338f2a8bd3f1ed178e2e3.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
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.
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
View File

@ -1,12 +1,12 @@
From 6baf45cf7600734706bc0491ef07c82537459f6a Mon Sep 17 00:00:00 2001
Message-Id: <6baf45cf7600734706bc0491ef07c82537459f6a.1592846147.git.zanussi@kernel.org>
In-Reply-To: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
References: <07cd0dbc80b976663c80755496a03f288decfe5a.1592846146.git.zanussi@kernel.org>
From c8e3c8a75997d354c63d081c5a8aefaf2cb38797 Mon Sep 17 00:00:00 2001
Message-Id: <c8e3c8a75997d354c63d081c5a8aefaf2cb38797.1594742966.git.zanussi@kernel.org>
In-Reply-To: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
References: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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
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 object with hrtimer_init(). Lets make the initialisation of

12
debian/patches-rt/0099-hrtimers-Prepare-full-preemption.patch vendored
View File

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

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