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[rt] Update to 4.19.135-rt60

This commit is contained in:
Salvatore Bonaccorso 2020-08-28 06:53:35 +02:00
parent befbadbdd6
commit c7e29ab4c1
332 changed files with 1840 additions and 1839 deletions
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1
debian/changelog vendored
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@ -237,6 +237,7 @@ linux (4.19.135-1) UNRELEASED; urgency=medium
[ Salvatore Bonaccorso ]
* Bump ABI to 11
* Drop 'Revert "mips: Add udelay lpj numbers adjustment"'
* [rt] Update to 4.19.135-rt60
-- Salvatore Bonaccorso <carnil@debian.org> Tue, 04 Aug 2020 16:33:40 +0200

6
debian/patches-rt/0001-ARM-at91-add-TCB-registers-definitions.patch vendored
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@ -1,9 +1,9 @@
From 832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81 Mon Sep 17 00:00:00 2001
Message-Id: <832f7d97d6b989a5b4860dd2dbec58ad6ad5ab81.1594742966.git.zanussi@kernel.org>
From 378ee68279f6a7631221f2670a9298620148690d Mon Sep 17 00:00:00 2001
Message-Id: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:18 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Add registers and bits definitions for the timer counter blocks found on
Atmel ARM SoCs.

10
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 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 965acd390f989c4828cc2c363c5d2b5ba13788b7 Mon Sep 17 00:00:00 2001
Message-Id: <965acd390f989c4828cc2c363c5d2b5ba13788b7.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:19 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Add a driver for the Atmel Timer Counter Blocks. This driver provides a
clocksource and two clockevent devices.

10
debian/patches-rt/0003-clocksource-drivers-timer-atmel-tcb-add-clockevent-d.patch vendored
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@ -1,12 +1,12 @@
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 a4837437e5d30cac40a7601e491f2f2d39204d6a Mon Sep 17 00:00:00 2001
Message-Id: <a4837437e5d30cac40a7601e491f2f2d39204d6a.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:20 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Add an other clockevent device that uses a separate TCB channel when
available.

10
debian/patches-rt/0004-clocksource-drivers-atmel-pit-make-option-silent.patch vendored
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@ -1,11 +1,11 @@
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 93345e1b63b69cd0c590ce777e203b06cf7bcb69 Mon Sep 17 00:00:00 2001
Message-Id: <93345e1b63b69cd0c590ce777e203b06cf7bcb69.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:21 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
To conform with the other option, make the ATMEL_PIT option silent so it
can be selected from the platform

10
debian/patches-rt/0005-ARM-at91-Implement-clocksource-selection.patch vendored
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@ -1,11 +1,11 @@
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 f7c582cf48ef62e26df4240e10321a1e47ade705 Mon Sep 17 00:00:00 2001
Message-Id: <f7c582cf48ef62e26df4240e10321a1e47ade705.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:22 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Allow selecting and unselecting the PIT clocksource driver so it doesn't
have to be compile when unused.

10
debian/patches-rt/0006-ARM-configs-at91-use-new-TCB-timer-driver.patch vendored
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@ -1,11 +1,11 @@
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 c90cec3fe051b5fdafcc85ebd1c51348ce7a37a0 Mon Sep 17 00:00:00 2001
Message-Id: <c90cec3fe051b5fdafcc85ebd1c51348ce7a37a0.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:23 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Unselecting ATMEL_TCLIB switches the TCB timer driver from tcb_clksrc to
timer-atmel-tcb.

10
debian/patches-rt/0007-ARM-configs-at91-unselect-PIT.patch vendored
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@ -1,11 +1,11 @@
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 f07baa3335ef764494f3f554e26878349a8ff49d Mon Sep 17 00:00:00 2001
Message-Id: <f07baa3335ef764494f3f554e26878349a8ff49d.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:24 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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.

10
debian/patches-rt/0008-irqchip-gic-v3-its-Move-pending-table-allocation-to-.patch vendored
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@ -1,12 +1,12 @@
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 5bd91a93666e2e1332ef72277afcf35207ba24f6 Mon Sep 17 00:00:00 2001
Message-Id: <5bd91a93666e2e1332ef72277afcf35207ba24f6.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Marc Zyngier <marc.zyngier@arm.com>
Date: Fri, 27 Jul 2018 13:38:54 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>

10
debian/patches-rt/0009-kthread-convert-worker-lock-to-raw-spinlock.patch vendored
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@ -1,11 +1,11 @@
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 436c3539b5d3b39dccf769a3627cb94ecb075698 Mon Sep 17 00:00:00 2001
Message-Id: <436c3539b5d3b39dccf769a3627cb94ecb075698.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Julia Cartwright <julia@ni.com>
Date: Fri, 28 Sep 2018 21:03:51 +0000
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0010-crypto-caam-qi-simplify-CGR-allocation-freeing.patch vendored
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@ -1,14 +1,14 @@
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 d95c42605a6295992e066a29cb8e7ec96d58978f Mon Sep 17 00:00:00 2001
Message-Id: <d95c42605a6295992e066a29cb8e7ec96d58978f.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.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 010/329] 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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
[Upstream commit 29e83c757006fd751966bdc53392bb22d74179c6]

12
debian/patches-rt/0011-sched-fair-Robustify-CFS-bandwidth-timer-locking.patch vendored
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@ -1,11 +1,11 @@
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 4e2c3189e75ee0f047d79efd36f66b7fdcc65504 Mon Sep 17 00:00:00 2001
Message-Id: <4e2c3189e75ee0f047d79efd36f66b7fdcc65504.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 7 Jan 2019 13:52:31 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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 92b1e71f13c8..a05bcb5f5c26 100644
index d8c249e6dcb7..4665c6c03292 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)

10
debian/patches-rt/0012-arm-Convert-arm-boot_lock-to-raw.patch vendored
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@ -1,11 +1,11 @@
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 865f8ddda5b9fc471bbf7c080c06e72062b9dc36 Mon Sep 17 00:00:00 2001
Message-Id: <865f8ddda5b9fc471bbf7c080c06e72062b9dc36.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Frank Rowand <frank.rowand@am.sony.com>
Date: Mon, 19 Sep 2011 14:51:14 -0700
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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 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 9862698c10d9149c9a71c22c0f34ffd4781143c6 Mon Sep 17 00:00:00 2001
Message-Id: <9862698c10d9149c9a71c22c0f34ffd4781143c6.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 17 Jul 2018 18:25:31 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
There is an issue with threaded interrupts which are marked ONESHOT
and using the fasteoi handler.
@ -38,7 +38,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index fa3b85b222e3..1bdad61a3ef7 100644
index 08e2f3a5f124..c3978452c49b 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1722,7 +1722,7 @@ static bool io_apic_level_ack_pending(struct mp_chip_data *data)

10
debian/patches-rt/0014-cgroup-use-irqsave-in-cgroup_rstat_flush_locked.patch vendored
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@ -1,11 +1,11 @@
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 0f967f53b47a147c58857b9e76845cc842377c4f Mon Sep 17 00:00:00 2001
Message-Id: <0f967f53b47a147c58857b9e76845cc842377c4f.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 18:19:48 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
All callers of cgroup_rstat_flush_locked() acquire cgroup_rstat_lock
either with spin_lock_irq() or spin_lock_irqsave().

10
debian/patches-rt/0015-fscache-initialize-cookie-hash-table-raw-spinlocks.patch vendored
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@ -1,11 +1,11 @@
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 0051d62d6d49a02db52d948335e9f5024cf73fa6 Mon Sep 17 00:00:00 2001
Message-Id: <0051d62d6d49a02db52d948335e9f5024cf73fa6.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Clark Williams <williams@redhat.com>
Date: Tue, 3 Jul 2018 13:34:30 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0016-Drivers-hv-vmbus-include-header-for-get_irq_regs.patch vendored
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@ -1,14 +1,14 @@
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 c19335c8a6df13f2b73b8abf58d9f14ca725715f Mon Sep 17 00:00:00 2001
Message-Id: <c19335c8a6df13f2b73b8abf58d9f14ca725715f.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 29 Aug 2018 21:59:04 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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:

10
debian/patches-rt/0017-percpu-include-irqflags.h-for-raw_local_irq_save.patch vendored
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@ -1,11 +1,11 @@
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 f2b2f9460d69551ea290a63a7e45e017b04add58 Mon Sep 17 00:00:00 2001
Message-Id: <f2b2f9460d69551ea290a63a7e45e017b04add58.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 11 Oct 2018 16:39:59 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0018-efi-Allow-efi-runtime.patch vendored
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@ -1,11 +1,11 @@
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 75f0aa39a3a6ffc854e325be51913e161dc7b10a Mon Sep 17 00:00:00 2001
Message-Id: <75f0aa39a3a6ffc854e325be51913e161dc7b10a.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:06:10 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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.

10
debian/patches-rt/0019-x86-efi-drop-task_lock-from-efi_switch_mm.patch vendored
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@ -1,11 +1,11 @@
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 28a1e1b3e8ec3632df3d230bcfd2bc885a4c8512 Mon Sep 17 00:00:00 2001
Message-Id: <28a1e1b3e8ec3632df3d230bcfd2bc885a4c8512.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 24 Jul 2018 14:48:55 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

16
debian/patches-rt/0020-arm64-KVM-compute_layout-before-altenates-are-applie.patch vendored
View File

@ -1,12 +1,12 @@
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 7130507c8f5a29402c5361c526def1ea1c492e5f Mon Sep 17 00:00:00 2001
Message-Id: <7130507c8f5a29402c5361c526def1ea1c492e5f.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 09:13:42 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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().
@ -21,7 +21,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
3 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/arch/arm64/include/asm/alternative.h b/arch/arm64/include/asm/alternative.h
index 1a7ba3de7079..d011309e7ad0 100644
index 849d891c60a8..02064155e1b3 100644
--- a/arch/arm64/include/asm/alternative.h
+++ b/arch/arm64/include/asm/alternative.h
@@ -35,6 +35,12 @@ void apply_alternatives_module(void *start, size_t length);
@ -38,10 +38,10 @@ index 1a7ba3de7079..d011309e7ad0 100644
" .word 661b - .\n" /* label */ \
" .word 663f - .\n" /* new instruction */ \
diff --git a/arch/arm64/kernel/alternative.c b/arch/arm64/kernel/alternative.c
index b5d603992d40..f92815d56d17 100644
index 0d345622bbba..ab96c1c3ab77 100644
--- a/arch/arm64/kernel/alternative.c
+++ b/arch/arm64/kernel/alternative.c
@@ -224,6 +224,7 @@ static int __apply_alternatives_multi_stop(void *unused)
@@ -212,6 +212,7 @@ static int __apply_alternatives_multi_stop(void *unused)
void __init apply_alternatives_all(void)
{
/* better not try code patching on a live SMP system */

10
debian/patches-rt/0021-of-allocate-free-phandle-cache-outside-of-the-devtre.patch vendored
View File

@ -1,12 +1,12 @@
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 09fb2688bce798d653e25c1d01566b4490b544eb Mon Sep 17 00:00:00 2001
Message-Id: <09fb2688bce798d653e25c1d01566b4490b544eb.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 31 Aug 2018 14:16:30 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0022-mm-kasan-make-quarantine_lock-a-raw_spinlock_t.patch vendored
View File

@ -1,11 +1,11 @@
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 8ef99f3b1883c99b24bb07d010ff17bf045c8bf5 Mon Sep 17 00:00:00 2001
Message-Id: <8ef99f3b1883c99b24bb07d010ff17bf045c8bf5.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Clark Williams <williams@redhat.com>
Date: Tue, 18 Sep 2018 10:29:31 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
The static lock quarantine_lock is used in quarantine.c to protect the
quarantine queue datastructures. It is taken inside quarantine queue

10
debian/patches-rt/0023-EXP-rcu-Revert-expedited-GP-parallelization-cleverne.patch vendored
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@ -1,12 +1,12 @@
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 dd173d3ecc5f2d30bb8563ff03ad65cc424b7a59 Mon Sep 17 00:00:00 2001
Message-Id: <dd173d3ecc5f2d30bb8563ff03ad65cc424b7a59.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: "Paul E. McKenney" <paulmck@linux.ibm.com>
Date: Mon, 29 Oct 2018 11:53:01 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
(Commit 258ba8e089db23f760139266c232f01bad73f85c from linux-rcu)

10
debian/patches-rt/0024-kmemleak-Turn-kmemleak_lock-to-raw-spinlock-on-RT.patch vendored
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@ -1,14 +1,14 @@
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 0c800bec45fabc7662e22ff337d1771b183e893e Mon Sep 17 00:00:00 2001
Message-Id: <0c800bec45fabc7662e22ff337d1771b183e893e.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: He Zhe <zhe.he@windriver.com>
Date: Wed, 19 Dec 2018 16:30:57 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
kmemleak_lock, as a rwlock on RT, can possibly be held in atomic context and
causes the follow BUG.

10
debian/patches-rt/0025-NFSv4-replace-seqcount_t-with-a-seqlock_t.patch vendored
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@ -1,11 +1,11 @@
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 c873c16b68def8fbba678def5b7bd2712e826f83 Mon Sep 17 00:00:00 2001
Message-Id: <c873c16b68def8fbba678def5b7bd2712e826f83.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 28 Oct 2016 23:05:11 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

32
debian/patches-rt/0026-kernel-sched-Provide-a-pointer-to-the-valid-CPU-mask.patch vendored
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@ -1,7 +1,7 @@
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 88f6158fd18709b5d03549be2807845859394129 Mon Sep 17 00:00:00 2001
Message-Id: <88f6158fd18709b5d03549be2807845859394129.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 4 Apr 2017 12:50:16 +0200
Subject: [PATCH 026/329] kernel: sched: Provide a pointer to the valid CPU
@ -9,7 +9,7 @@ Subject: [PATCH 026/329] kernel: sched: Provide a pointer to the valid CPU
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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
@ -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 843394d0ea42..85d663321fb9 100644
index faef74f63262..42343f58cea4 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)
@ -451,7 +451,7 @@ index 843394d0ea42..85d663321fb9 100644
* CPU.
*
* Since this is common to all placement strategies, this lives here.
@@ -2402,7 +2402,7 @@ void wake_up_new_task(struct task_struct *p)
@@ -2403,7 +2403,7 @@ void wake_up_new_task(struct task_struct *p)
#ifdef CONFIG_SMP
/*
* Fork balancing, do it here and not earlier because:
@ -460,7 +460,7 @@ index 843394d0ea42..85d663321fb9 100644
* - any previously selected CPU might disappear through hotplug
*
* Use __set_task_cpu() to avoid calling sched_class::migrate_task_rq,
@@ -4317,7 +4317,7 @@ static int __sched_setscheduler(struct task_struct *p,
@@ -4319,7 +4319,7 @@ 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 843394d0ea42..85d663321fb9 100644
rq->rd->dl_bw.bw == 0) {
task_rq_unlock(rq, p, &rf);
return -EPERM;
@@ -4916,7 +4916,7 @@ long sched_getaffinity(pid_t pid, struct cpumask *mask)
@@ -4918,7 +4918,7 @@ 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 843394d0ea42..85d663321fb9 100644
raw_spin_unlock_irqrestore(&p->pi_lock, flags);
out_unlock:
@@ -5497,7 +5497,7 @@ int task_can_attach(struct task_struct *p,
@@ -5499,7 +5499,7 @@ 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 843394d0ea42..85d663321fb9 100644
*/
if (p->flags & PF_NO_SETAFFINITY) {
ret = -EINVAL;
@@ -5524,7 +5524,7 @@ int migrate_task_to(struct task_struct *p, int target_cpu)
@@ -5526,7 +5526,7 @@ int migrate_task_to(struct task_struct *p, int target_cpu)
if (curr_cpu == target_cpu)
return 0;
@ -496,7 +496,7 @@ index 843394d0ea42..85d663321fb9 100644
return -EINVAL;
/* TODO: This is not properly updating schedstats */
@@ -5663,7 +5663,7 @@ static void migrate_tasks(struct rq *dead_rq, struct rq_flags *rf)
@@ -5665,7 +5665,7 @@ static void migrate_tasks(struct rq *dead_rq, struct rq_flags *rf)
put_prev_task(rq, next);
/*
@ -576,7 +576,7 @@ index 8aecfb143859..311b3cf1270e 100644
!dl_task(task) ||
!task_on_rq_queued(task))) {
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index a05bcb5f5c26..97de4ea7dbea 100644
index 4665c6c03292..80289617ce3d 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,
@ -695,7 +695,7 @@ index a05bcb5f5c26..97de4ea7dbea 100644
env->flags |= LBF_DST_PINNED;
env->new_dst_cpu = cpu;
break;
@@ -7827,7 +7827,7 @@ check_cpu_capacity(struct rq *rq, struct sched_domain *sd)
@@ -7835,7 +7835,7 @@ check_cpu_capacity(struct rq *rq, struct sched_domain *sd)
/*
* Group imbalance indicates (and tries to solve) the problem where balancing
@ -704,7 +704,7 @@ index a05bcb5f5c26..97de4ea7dbea 100644
*
* Imagine a situation of two groups of 4 CPUs each and 4 tasks each with a
* cpumask covering 1 CPU of the first group and 3 CPUs of the second group.
@@ -8442,7 +8442,7 @@ static struct sched_group *find_busiest_group(struct lb_env *env)
@@ -8450,7 +8450,7 @@ static struct sched_group *find_busiest_group(struct lb_env *env)
/*
* If the busiest group is imbalanced the below checks don't
* work because they assume all things are equal, which typically
@ -713,7 +713,7 @@ index a05bcb5f5c26..97de4ea7dbea 100644
*/
if (busiest->group_type == group_imbalanced)
goto force_balance;
@@ -8838,7 +8838,7 @@ static int load_balance(int this_cpu, struct rq *this_rq,
@@ -8846,7 +8846,7 @@ static int load_balance(int this_cpu, struct rq *this_rq,
* if the curr task on busiest CPU can't be
* moved to this_cpu:
*/

14
debian/patches-rt/0027-kernel-sched-core-add-migrate_disable.patch vendored
View File

@ -1,11 +1,11 @@
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 c6aabaf2f8225455297c0309233fa485c8bc7fd3 Mon Sep 17 00:00:00 2001
Message-Id: <c6aabaf2f8225455297c0309233fa485c8bc7fd3.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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 85d663321fb9..fbdf142013b9 100644
index 42343f58cea4..77afdcb4d3ba 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 85d663321fb9..fbdf142013b9 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. */
@@ -7107,3 +7136,100 @@ const u32 sched_prio_to_wmult[40] = {
@@ -7109,3 +7138,100 @@ const u32 sched_prio_to_wmult[40] = {
};
#undef CREATE_TRACE_POINTS

12
debian/patches-rt/0028-sched-migrate_disable-Add-export_symbol_gpl-for-__mi.patch vendored
View File

@ -1,12 +1,12 @@
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 327d4be878fe3153861c000211b5b7dad3c91111 Mon Sep 17 00:00:00 2001
Message-Id: <327d4be878fe3153861c000211b5b7dad3c91111.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 9 Oct 2018 17:34:50 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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 fbdf142013b9..183881fe4aab 100644
index 77afdcb4d3ba..541c7222ffc2 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1013,6 +1013,7 @@ int __migrate_disabled(struct task_struct *p)

10
debian/patches-rt/0029-arm-at91-do-not-disable-enable-clocks-in-a-row.patch vendored
View File

@ -1,11 +1,11 @@
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 21a8607e3ac87d41524400aa9e076db312e261ff Mon Sep 17 00:00:00 2001
Message-Id: <21a8607e3ac87d41524400aa9e076db312e261ff.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 9 Mar 2016 10:51:06 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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.

10
debian/patches-rt/0030-clocksource-TCLIB-Allow-higher-clock-rates-for-clock.patch vendored
View File

@ -1,7 +1,7 @@
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 6cbc59ebdedbb6bd37674dbb550981dcc81ba140 Mon Sep 17 00:00:00 2001
Message-Id: <6cbc59ebdedbb6bd37674dbb550981dcc81ba140.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Benedikt Spranger <b.spranger@linutronix.de>
Date: Mon, 8 Mar 2010 18:57:04 +0100
Subject: [PATCH 030/329] clocksource: TCLIB: Allow higher clock rates for
@ -9,7 +9,7 @@ Subject: [PATCH 030/329] clocksource: TCLIB: Allow higher clock rates for
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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.

10
debian/patches-rt/0031-timekeeping-Split-jiffies-seqlock.patch vendored
View File

@ -1,11 +1,11 @@
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 c7b1c3d119e7b79eff59e2e1d7ad37e563dfd44d Mon Sep 17 00:00:00 2001
Message-Id: <c7b1c3d119e7b79eff59e2e1d7ad37e563dfd44d.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 14 Feb 2013 22:36:59 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Replace jiffies_lock seqlock with a simple seqcounter and a rawlock so
it can be taken in atomic context on RT.

10
debian/patches-rt/0032-signal-Revert-ptrace-preempt-magic.patch vendored
View File

@ -1,11 +1,11 @@
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 84a22c05e9c7875ad6465dd1e4960fb7f263fd0c Mon Sep 17 00:00:00 2001
Message-Id: <84a22c05e9c7875ad6465dd1e4960fb7f263fd0c.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 21 Sep 2011 19:57:12 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Upstream commit '53da1d9456fe7f8 fix ptrace slowness' is nothing more
than a bandaid around the ptrace design trainwreck. It's not a

10
debian/patches-rt/0033-net-sched-Use-msleep-instead-of-yield.patch vendored
View File

@ -1,11 +1,11 @@
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 c110ab27bbd2b2c2eac4ded87343ee5d42346b54 Mon Sep 17 00:00:00 2001
Message-Id: <c110ab27bbd2b2c2eac4ded87343ee5d42346b54.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Wed, 5 Mar 2014 00:49:47 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0034-dm-rq-remove-BUG_ON-irqs_disabled-check.patch vendored
View File

@ -1,11 +1,11 @@
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 cc7b16e6616fa85c9349dd2eb9799b3748863aac Mon Sep 17 00:00:00 2001
Message-Id: <cc7b16e6616fa85c9349dd2eb9799b3748863aac.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 27 Mar 2018 16:24:15 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
In commit 052189a2ec95 ("dm: remove superfluous irq disablement in
dm_request_fn") the spin_lock_irq() was replaced with spin_lock() + a

10
debian/patches-rt/0035-usb-do-no-disable-interrupts-in-giveback.patch vendored
View File

@ -1,11 +1,11 @@
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 552d07429e80cd7b1d6d87fe0d61bdd35a9d5a5f Mon Sep 17 00:00:00 2001
Message-Id: <552d07429e80cd7b1d6d87fe0d61bdd35a9d5a5f.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 8 Nov 2013 17:34:54 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Since commit 94dfd7ed ("USB: HCD: support giveback of URB in tasklet
context") the USB code disables interrupts before invoking the complete

10
debian/patches-rt/0036-rt-Provide-PREEMPT_RT_BASE-config-switch.patch vendored
View File

@ -1,11 +1,11 @@
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 82f11a5600cdb8585441eeced935fd48121a2ea7 Mon Sep 17 00:00:00 2001
Message-Id: <82f11a5600cdb8585441eeced935fd48121a2ea7.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 17 Jun 2011 12:39:57 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Introduce PREEMPT_RT_BASE which enables parts of
PREEMPT_RT_FULL. Forces interrupt threading and enables some of the RT

10
debian/patches-rt/0037-cpumask-Disable-CONFIG_CPUMASK_OFFSTACK-for-RT.patch vendored
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@ -1,11 +1,11 @@
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 69dd1016823043f0c84a17ec7ecf0d684cdd6f95 Mon Sep 17 00:00:00 2001
Message-Id: <69dd1016823043f0c84a17ec7ecf0d684cdd6f95.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 14 Dec 2011 01:03:49 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
There are "valid" GFP_ATOMIC allocations such as

10
debian/patches-rt/0038-jump-label-disable-if-stop_machine-is-used.patch vendored
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@ -1,11 +1,11 @@
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 14aff7b583613ece34543f3458216a94c1a0df0c Mon Sep 17 00:00:00 2001
Message-Id: <14aff7b583613ece34543f3458216a94c1a0df0c.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Jul 2015 17:14:48 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Some architectures are using stop_machine() while switching the opcode which
leads to latency spikes.

10
debian/patches-rt/0039-kconfig-Disable-config-options-which-are-not-RT-comp.patch vendored
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@ -1,12 +1,12 @@
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 e015cf61deaff432c4c48275a462077c72df3c3e Mon Sep 17 00:00:00 2001
Message-Id: <e015cf61deaff432c4c48275a462077c72df3c3e.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 24 Jul 2011 12:11:43 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Disable stuff which is known to have issues on RT

10
debian/patches-rt/0040-lockdep-disable-self-test.patch vendored
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@ -1,14 +1,14 @@
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 5eb5969abd57284025ae4254d3903db0dd6358b0 Mon Sep 17 00:00:00 2001
Message-Id: <5eb5969abd57284025ae4254d3903db0dd6358b0.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 17 Oct 2017 16:36:18 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0041-mm-Allow-only-slub-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 75e8e99566245484bb4121f470e15b5de738afde Mon Sep 17 00:00:00 2001
Message-Id: <75e8e99566245484bb4121f470e15b5de738afde.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:44:03 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Disable SLAB and SLOB on -RT. Only SLUB is adopted to -RT needs.

10
debian/patches-rt/0042-locking-Disable-spin-on-owner-for-RT.patch vendored
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@ -1,14 +1,14 @@
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 456301f31a3d91d8a89c8b2b3c8f9c7ffeb332b8 Mon Sep 17 00:00:00 2001
Message-Id: <456301f31a3d91d8a89c8b2b3c8f9c7ffeb332b8.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 17 Jul 2011 21:51:45 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Drop spin on owner for mutex / rwsem. We are most likely not using it
but…

10
debian/patches-rt/0043-rcu-Disable-RCU_FAST_NO_HZ-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 1fd9b737374cbbc250831d4a21e8def84743299c Mon Sep 17 00:00:00 2001
Message-Id: <1fd9b737374cbbc250831d4a21e8def84743299c.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 28 Oct 2012 13:26:09 +0000
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
This uses a timer_list timer from the irq disabled guts of the idle
code. Disable it for now to prevent wreckage.

10
debian/patches-rt/0044-rcu-make-RCU_BOOST-default-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 9c14b48cadd85fa31494520009df855bf2b4d6a9 Mon Sep 17 00:00:00 2001
Message-Id: <9c14b48cadd85fa31494520009df855bf2b4d6a9.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 21 Mar 2014 20:19:05 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0045-sched-Disable-CONFIG_RT_GROUP_SCHED-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 09cf710fc64a9e6c7d99ccdb3e3e10f3b86e5eb7 Mon Sep 17 00:00:00 2001
Message-Id: <09cf710fc64a9e6c7d99ccdb3e3e10f3b86e5eb7.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:03:52 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Carsten reported problems when running:

10
debian/patches-rt/0046-net-core-disable-NET_RX_BUSY_POLL.patch vendored
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@ -1,14 +1,14 @@
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 77683e414fc9fa4cb544f1ceb6ea8907d4622d20 Mon Sep 17 00:00:00 2001
Message-Id: <77683e414fc9fa4cb544f1ceb6ea8907d4622d20.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
sk_busy_loop() does preempt_disable() followed by a few operations which can
take sleeping locks and may get long.

10
debian/patches-rt/0047-arm-disable-NEON-in-kernel-mode.patch vendored
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@ -1,11 +1,11 @@
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 c2bf4d4aecad7e710c7f723a4a0a00144e8a9bab Mon Sep 17 00:00:00 2001
Message-Id: <c2bf4d4aecad7e710c7f723a4a0a00144e8a9bab.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 1 Dec 2017 10:42:03 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0048-powerpc-Use-generic-rwsem-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 90fcc4e0f87316ecc6d872f902dbd6f67e250c97 Mon Sep 17 00:00:00 2001
Message-Id: <90fcc4e0f87316ecc6d872f902dbd6f67e250c97.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 14 Jul 2015 14:26:34 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Use generic code which uses rtmutex

10
debian/patches-rt/0049-powerpc-kvm-Disable-in-kernel-MPIC-emulation-for-PRE.patch vendored
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@ -1,12 +1,12 @@
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 78ee7dff849f0262f8f0f33501bfaac8c6b26b3b Mon Sep 17 00:00:00 2001
Message-Id: <78ee7dff849f0262f8f0f33501bfaac8c6b26b3b.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Bogdan Purcareata <bogdan.purcareata@freescale.com>
Date: Fri, 24 Apr 2015 15:53:13 +0000
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0050-powerpc-Disable-highmem-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 be153791bdf7b8518d51beb1a5984ccba801fac6 Mon Sep 17 00:00:00 2001
Message-Id: <be153791bdf7b8518d51beb1a5984ccba801fac6.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:08:34 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
The current highmem handling on -RT is not compatible and needs fixups.

10
debian/patches-rt/0051-mips-Disable-highmem-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 dfc9c5288d3cb0f41eaebde9e37efa4ecb646fbe Mon Sep 17 00:00:00 2001
Message-Id: <dfc9c5288d3cb0f41eaebde9e37efa4ecb646fbe.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:10:12 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
The current highmem handling on -RT is not compatible and needs fixups.

10
debian/patches-rt/0052-x86-Use-generic-rwsem_spinlocks-on-rt.patch vendored
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@ -1,11 +1,11 @@
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 ad23b6483e30d8483a7afd6a6ee001fe2f4b54dc Mon Sep 17 00:00:00 2001
Message-Id: <ad23b6483e30d8483a7afd6a6ee001fe2f4b54dc.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 26 Jul 2009 02:21:32 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Simplifies the separation of anon_rw_semaphores and rw_semaphores for
-rt.

10
debian/patches-rt/0053-leds-trigger-disable-CPU-trigger-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 faa3dca80a4355c6531b06794a1857d389ef7287 Mon Sep 17 00:00:00 2001
Message-Id: <faa3dca80a4355c6531b06794a1857d389ef7287.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 23 Jan 2014 14:45:59 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
as it triggers:
|CPU: 0 PID: 0 Comm: swapper Not tainted 3.12.8-rt10 #141

10
debian/patches-rt/0054-cpufreq-drop-K8-s-driver-from-beeing-selected.patch vendored
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@ -1,11 +1,11 @@
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 b29a1a6addff932e6d55f0515790f56603381fc6 Mon Sep 17 00:00:00 2001
Message-Id: <b29a1a6addff932e6d55f0515790f56603381fc6.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 9 Apr 2015 15:23:01 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Ralf posted a picture of a backtrace from

10
debian/patches-rt/0055-md-disable-bcache.patch vendored
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@ -1,14 +1,14 @@
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 041479007eb05b08b7275d0deba18bdeb6870905 Mon Sep 17 00:00:00 2001
Message-Id: <041479007eb05b08b7275d0deba18bdeb6870905.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 29 Aug 2013 11:48:57 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
It uses anon semaphores
|drivers/md/bcache/request.c: In function ‘cached_dev_write_complete’:

10
debian/patches-rt/0056-efi-Disable-runtime-services-on-RT.patch vendored
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@ -1,11 +1,11 @@
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 92130515a97aabba57c55ae1632b5f2e248a7055 Mon Sep 17 00:00:00 2001
Message-Id: <92130515a97aabba57c55ae1632b5f2e248a7055.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:03:16 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Based on meassurements the EFI functions get_variable /
get_next_variable take up to 2us which looks okay.

18
debian/patches-rt/0057-printk-Add-a-printk-kill-switch.patch vendored
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@ -1,11 +1,11 @@
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 db6223c7072c86363a0817ffb9328cc9ed85996d Mon Sep 17 00:00:00 2001
Message-Id: <db6223c7072c86363a0817ffb9328cc9ed85996d.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 22 Jul 2011 17:58:40 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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.
@ -18,7 +18,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
3 files changed, 71 insertions(+), 20 deletions(-)
diff --git a/include/linux/printk.h b/include/linux/printk.h
index cf3eccfe1543..30ebf5f82a7c 100644
index 6dd867e39365..b9d050428456 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -140,9 +140,11 @@ struct va_format {
@ -34,7 +34,7 @@ index cf3eccfe1543..30ebf5f82a7c 100644
#ifdef CONFIG_PRINTK_NMI
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 7a2fdc097c8c..29838e532f46 100644
index 3cb0e5b479ff..e14732bd316f 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -405,6 +405,58 @@ DEFINE_RAW_SPINLOCK(logbuf_lock);
@ -96,7 +96,7 @@ index 7a2fdc097c8c..29838e532f46 100644
#ifdef CONFIG_PRINTK
DECLARE_WAIT_QUEUE_HEAD(log_wait);
/* the next printk record to read by syslog(READ) or /proc/kmsg */
@@ -1905,6 +1957,13 @@ asmlinkage int vprintk_emit(int facility, int level,
@@ -1933,6 +1985,13 @@ asmlinkage int vprintk_emit(int facility, int level,
unsigned long flags;
u64 curr_log_seq;
@ -110,7 +110,7 @@ index 7a2fdc097c8c..29838e532f46 100644
if (level == LOGLEVEL_SCHED) {
level = LOGLEVEL_DEFAULT;
in_sched = true;
@@ -2049,26 +2108,6 @@ static bool suppress_message_printing(int level) { return false; }
@@ -2077,26 +2136,6 @@ static bool suppress_message_printing(int level) { return false; }
#endif /* CONFIG_PRINTK */

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 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 630e29fe03ffcbb3ccd8e7d0fd82f106d786571e Mon Sep 17 00:00:00 2001
Message-Id: <630e29fe03ffcbb3ccd8e7d0fd82f106d786571e.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org>
Date: Fri, 2 Sep 2011 14:41:29 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Gives me an option to screw printk and actually see what the machine
says.
@ -20,7 +20,7 @@ Link: http://lkml.kernel.org/n/tip-ykb97nsfmobq44xketrxs977@git.kernel.org
1 file changed, 7 insertions(+)
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 29838e532f46..f934baed564d 100644
index e14732bd316f..e582817249ce 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -435,6 +435,13 @@ asmlinkage void early_printk(const char *fmt, ...)

10
debian/patches-rt/0059-preempt-Provide-preempt_-_-no-rt-variants.patch vendored
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@ -1,11 +1,11 @@
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 254e10dd953adfcab9a52a9ca628feb74be83087 Mon Sep 17 00:00:00 2001
Message-Id: <254e10dd953adfcab9a52a9ca628feb74be83087.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 24 Jul 2009 12:38:56 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
RT needs a few preempt_disable/enable points which are not necessary
otherwise. Implement variants to avoid #ifdeffery.

10
debian/patches-rt/0060-futex-workaround-migrate_disable-enable-in-different.patch vendored
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@ -1,12 +1,12 @@
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 6ba1c5e4cd013bee8cee0cc93451dd6cdf18ffdc Mon Sep 17 00:00:00 2001
Message-Id: <6ba1c5e4cd013bee8cee0cc93451dd6cdf18ffdc.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Mar 2017 14:23:35 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0061-rt-Add-local-irq-locks.patch vendored
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@ -1,11 +1,11 @@
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 4bbaefcae2f5afe88738712a4d007e178bc67b3c Mon Sep 17 00:00:00 2001
Message-Id: <4bbaefcae2f5afe88738712a4d007e178bc67b3c.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 20 Jun 2011 09:03:47 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0062-locallock-provide-get-put-_locked_ptr-variants.patch vendored
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@ -1,11 +1,11 @@
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 dc6d393bb513f3c2466b2ea4b55d4f26e71ef900 Mon Sep 17 00:00:00 2001
Message-Id: <dc6d393bb513f3c2466b2ea4b55d4f26e71ef900.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Julia Cartwright <julia@ni.com>
Date: Mon, 7 May 2018 08:58:56 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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.

10
debian/patches-rt/0063-mm-scatterlist-Do-not-disable-irqs-on-RT.patch vendored
View File

@ -1,11 +1,11 @@
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 d4b8c181b8f5f2ba6edbf89abfcb5320cf73fa78 Mon Sep 17 00:00:00 2001
Message-Id: <d4b8c181b8f5f2ba6edbf89abfcb5320cf73fa78.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 3 Jul 2009 08:44:34 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
For -RT it is enough to keep pagefault disabled (which is currently handled by
kmap_atomic()).

10
debian/patches-rt/0064-signal-x86-Delay-calling-signals-in-atomic.patch vendored
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@ -1,11 +1,11 @@
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 baec3246ff6f71b863cabd866d8471b3dd772236 Mon Sep 17 00:00:00 2001
Message-Id: <baec3246ff6f71b863cabd866d8471b3dd772236.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Oleg Nesterov <oleg@redhat.com>
Date: Tue, 14 Jul 2015 14:26:34 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0065-x86-signal-delay-calling-signals-on-32bit.patch vendored
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@ -1,11 +1,11 @@
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 7a87b78c64bc3cf8343852b447d78cf6ae106b87 Mon Sep 17 00:00:00 2001
Message-Id: <7a87b78c64bc3cf8343852b447d78cf6ae106b87.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Yang Shi <yang.shi@linaro.org>
Date: Thu, 10 Dec 2015 10:58:51 -0800
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
When running some ptrace single step tests on x86-32 machine, the below problem
is triggered:

10
debian/patches-rt/0066-buffer_head-Replace-bh_uptodate_lock-for-rt.patch vendored
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@ -1,11 +1,11 @@
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 8ccfb80f356bcdc7939cfd20b82977096f52019c Mon Sep 17 00:00:00 2001
Message-Id: <8ccfb80f356bcdc7939cfd20b82977096f52019c.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 09:18:52 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Wrap the bit_spin_lock calls into a separate inline and add the RT
replacements with a real spinlock.

10
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 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 5c0e35ebae1e5e08ab49e72aefb76de3969de85f Mon Sep 17 00:00:00 2001
Message-Id: <5c0e35ebae1e5e08ab49e72aefb76de3969de85f.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 10:11:25 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
bit_spin_locks break under RT.

10
debian/patches-rt/0068-list_bl-Make-list-head-locking-RT-safe.patch vendored
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@ -1,11 +1,11 @@
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 59b96aa2d57b0cbfcb7d10b46ecd17f4e364b6c0 Mon Sep 17 00:00:00 2001
Message-Id: <59b96aa2d57b0cbfcb7d10b46ecd17f4e364b6c0.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Paul Gortmaker <paul.gortmaker@windriver.com>
Date: Fri, 21 Jun 2013 15:07:25 -0400
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0069-list_bl-fixup-bogus-lockdep-warning.patch vendored
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@ -1,11 +1,11 @@
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 5658c126fee12d5c478ad9d45be3ad0fb718c332 Mon Sep 17 00:00:00 2001
Message-Id: <5658c126fee12d5c478ad9d45be3ad0fb718c332.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Josh Cartwright <joshc@ni.com>
Date: Thu, 31 Mar 2016 00:04:25 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
At first glance, the use of 'static inline' seems appropriate for
INIT_HLIST_BL_HEAD().

10
debian/patches-rt/0070-genirq-Disable-irqpoll-on-rt.patch vendored
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@ -1,11 +1,11 @@
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 1a66c09be3bc7fdf90e0267de627a4b888bd765d Mon Sep 17 00:00:00 2001
Message-Id: <1a66c09be3bc7fdf90e0267de627a4b888bd765d.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:57 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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 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 956db5b60cab8cdc9eb1876da6836cf2e3e9cb38 Mon Sep 17 00:00:00 2001
Message-Id: <956db5b60cab8cdc9eb1876da6836cf2e3e9cb38.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 3 Apr 2011 11:57:29 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Force threaded_irqs and optimize the code (force_irqthreads) in regard
to this.
@ -33,7 +33,7 @@ index eeceac3376fc..315f852b4981 100644
#define force_irqthreads (0)
#endif
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index efcb54ee0922..0809bf7743af 100644
index 025fcd029f83..b57d1a2d4d79 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -24,6 +24,7 @@

10
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 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 532c38e1e5fb5c27b6574adbd5ec0abafa87e590 Mon Sep 17 00:00:00 2001
Message-Id: <532c38e1e5fb5c27b6574adbd5ec0abafa87e590.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 28 May 2018 15:24:20 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Split the IRQ-off section while accessing the PCP list from zone->lock
while freeing pages.

10
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 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 d72a0b854a4bc197365cac871e1051f1c21f170a Mon Sep 17 00:00:00 2001
Message-Id: <d72a0b854a4bc197365cac871e1051f1c21f170a.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 28 May 2018 15:24:21 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Split the IRQ-off section while accessing the PCP list from zone->lock
while freeing pages.

10
debian/patches-rt/0074-mm-SLxB-change-list_lock-to-raw_spinlock_t.patch vendored
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@ -1,11 +1,11 @@
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 dd386f034c72580313da947e4d61291caec56ddf Mon Sep 17 00:00:00 2001
Message-Id: <dd386f034c72580313da947e4d61291caec56ddf.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 28 May 2018 15:24:22 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0075-mm-SLUB-delay-giving-back-empty-slubs-to-IRQ-enabled.patch vendored
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@ -1,12 +1,12 @@
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 814fd358ca735f82d5c61ef025e930407b323939 Mon Sep 17 00:00:00 2001
Message-Id: <814fd358ca735f82d5c61ef025e930407b323939.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 21 Jun 2018 17:29:19 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
__free_slab() is invoked with disabled interrupts which increases the
irq-off time while __free_pages() is doing the work.

10
debian/patches-rt/0076-mm-page_alloc-rt-friendly-per-cpu-pages.patch vendored
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@ -1,11 +1,11 @@
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 d22cba7e76710f715c9096a58b3bb0ce8b58640a Mon Sep 17 00:00:00 2001
Message-Id: <d22cba7e76710f715c9096a58b3bb0ce8b58640a.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:37 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
rt-friendly per-cpu pages: convert the irqs-off per-cpu locking
method into a preemptible, explicit-per-cpu-locks method.

10
debian/patches-rt/0077-mm-swap-Convert-to-percpu-locked.patch vendored
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@ -1,11 +1,11 @@
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 bb9ad4172a3a877e89400822d859b6bfd8bb9f48 Mon Sep 17 00:00:00 2001
Message-Id: <bb9ad4172a3a877e89400822d859b6bfd8bb9f48.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:51 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Replace global locks (get_cpu + local_irq_save) with "local_locks()".
Currently there is one of for "rotate" and one for "swap".

10
debian/patches-rt/0078-mm-perform-lru_add_drain_all-remotely.patch vendored
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@ -1,11 +1,11 @@
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 16d32cb8fdd33bacf654c4a7bb0774ec6d48fbc4 Mon Sep 17 00:00:00 2001
Message-Id: <16d32cb8fdd33bacf654c4a7bb0774ec6d48fbc4.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Luiz Capitulino <lcapitulino@redhat.com>
Date: Fri, 27 May 2016 15:03:28 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0079-mm-vmstat-Protect-per-cpu-variables-with-preempt-dis.patch vendored
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@ -1,12 +1,12 @@
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 d9de2b64e27437cb8cd89fedebd0d0048f5340b7 Mon Sep 17 00:00:00 2001
Message-Id: <d9de2b64e27437cb8cd89fedebd0d0048f5340b7.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:30:13 -0500
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0080-ARM-Initialize-split-page-table-locks-for-vector-pag.patch vendored
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@ -1,12 +1,12 @@
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 1f9ecc22bc3d924555ae11dbe0ddeab01952a512 Mon Sep 17 00:00:00 2001
Message-Id: <1f9ecc22bc3d924555ae11dbe0ddeab01952a512.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Frank Rowand <frank.rowand@am.sony.com>
Date: Sat, 1 Oct 2011 18:58:13 -0700
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Without this patch, ARM can not use SPLIT_PTLOCK_CPUS if
PREEMPT_RT_FULL=y because vectors_user_mapping() creates a

10
debian/patches-rt/0081-mm-Enable-SLUB-for-RT.patch vendored
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@ -1,11 +1,11 @@
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 ed3c40729340989bec3949fc03ecefb279f16084 Mon Sep 17 00:00:00 2001
Message-Id: <ed3c40729340989bec3949fc03ecefb279f16084.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 25 Oct 2012 10:32:35 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Avoid the memory allocation in IRQ section

10
debian/patches-rt/0082-slub-Enable-irqs-for-__GFP_WAIT.patch vendored
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@ -1,11 +1,11 @@
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 3e9e31775846ca871bff4cfe9e435b325b36cfee Mon Sep 17 00:00:00 2001
Message-Id: <3e9e31775846ca871bff4cfe9e435b325b36cfee.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 9 Jan 2013 12:08:15 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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.

10
debian/patches-rt/0083-slub-Disable-SLUB_CPU_PARTIAL.patch vendored
View File

@ -1,11 +1,11 @@
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 d241c137df7f939bfb97b53197bd348d328dc6b0 Mon Sep 17 00:00:00 2001
Message-Id: <d241c137df7f939bfb97b53197bd348d328dc6b0.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 15 Apr 2015 19:00:47 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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
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@ -1,12 +1,12 @@
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 b48a83eb78e110ba650dc000f03d8e010b3bfb93 Mon Sep 17 00:00:00 2001
Message-Id: <b48a83eb78e110ba650dc000f03d8e010b3bfb93.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Yang Shi <yang.shi@windriver.com>
Date: Wed, 30 Oct 2013 11:48:33 -0700
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
The following trace is triggered when running ltp oom test cases:
@ -52,7 +52,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 3b78b6af353b..1323fa231eed 100644
index aa730a3d5c25..cc920c15e5d7 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2084,7 +2084,7 @@ static void drain_all_stock(struct mem_cgroup *root_memcg)

12
debian/patches-rt/0085-mm-memcontrol-Replace-local_irq_disable-with-local-l.patch vendored
View File

@ -1,12 +1,12 @@
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 46cd5bef5cbeef69430f8243dffad3d6bf4d5f60 Mon Sep 17 00:00:00 2001
Message-Id: <46cd5bef5cbeef69430f8243dffad3d6bf4d5f60.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 28 Jan 2015 17:14:16 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
There are a few local_irq_disable() which then take sleeping locks. This
patch converts them local locks.
@ -17,7 +17,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 16 insertions(+), 8 deletions(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 1323fa231eed..4156a4e766fb 100644
index cc920c15e5d7..a54cfafba8ad 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -69,6 +69,7 @@

10
debian/patches-rt/0086-mm-zsmalloc-copy-with-get_cpu_var-and-locking.patch vendored
View File

@ -1,11 +1,11 @@
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 b43b38e7434705ca1df250741a943f22c3aa3c4b Mon Sep 17 00:00:00 2001
Message-Id: <b43b38e7434705ca1df250741a943f22c3aa3c4b.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Mike Galbraith <umgwanakikbuti@gmail.com>
Date: Tue, 22 Mar 2016 11:16:09 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
get_cpu_var() disables preemption and triggers a might_sleep() splat later.
This is replaced with get_locked_var().

10
debian/patches-rt/0087-x86-mm-pat-disable-preemption-__split_large_page-aft.patch vendored
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@ -1,12 +1,12 @@
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 618330e49648f0851200b9e4ca83e18dd4d07131 Mon Sep 17 00:00:00 2001
Message-Id: <618330e49648f0851200b9e4ca83e18dd4d07131.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 11 Dec 2018 21:53:43 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0088-radix-tree-use-local-locks.patch vendored
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@ -1,11 +1,11 @@
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 4ca4b11d8f733ff4a065686ddcb1221d5f4fbe21 Mon Sep 17 00:00:00 2001
Message-Id: <4ca4b11d8f733ff4a065686ddcb1221d5f4fbe21.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 25 Jan 2017 16:34:27 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

26
debian/patches-rt/0089-timers-Prepare-for-full-preemption.patch vendored
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@ -1,11 +1,11 @@
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 a3af87bbfafb04784c4c873c21c5aa1458ba7483 Mon Sep 17 00:00:00 2001
Message-Id: <a3af87bbfafb04784c4c873c21c5aa1458ba7483.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:34 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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 183881fe4aab..626fb9904ed1 100644
index 541c7222ffc2..c0058e62a3fc 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -498,11 +498,14 @@ void resched_cpu(int cpu)
@ -63,7 +63,7 @@ index 183881fe4aab..626fb9904ed1 100644
}
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index ae64cb819a9a..9019c9caf146 100644
index 6c54cf481fde..458fa0189514 100644
--- a/kernel/time/timer.c
+++ b/kernel/time/timer.c
@@ -44,6 +44,7 @@
@ -84,7 +84,7 @@ index ae64cb819a9a..9019c9caf146 100644
unsigned long clk;
unsigned long next_expiry;
unsigned int cpu;
@@ -1178,6 +1182,33 @@ void add_timer_on(struct timer_list *timer, int cpu)
@@ -1189,6 +1193,33 @@ void add_timer_on(struct timer_list *timer, int cpu)
}
EXPORT_SYMBOL_GPL(add_timer_on);
@ -118,7 +118,7 @@ index ae64cb819a9a..9019c9caf146 100644
/**
* del_timer - deactivate a timer.
* @timer: the timer to be deactivated
@@ -1233,7 +1264,7 @@ int try_to_del_timer_sync(struct timer_list *timer)
@@ -1244,7 +1275,7 @@ int try_to_del_timer_sync(struct timer_list *timer)
}
EXPORT_SYMBOL(try_to_del_timer_sync);
@ -127,7 +127,7 @@ index ae64cb819a9a..9019c9caf146 100644
/**
* del_timer_sync - deactivate a timer and wait for the handler to finish.
* @timer: the timer to be deactivated
@@ -1293,7 +1324,7 @@ int del_timer_sync(struct timer_list *timer)
@@ -1304,7 +1335,7 @@ int del_timer_sync(struct timer_list *timer)
int ret = try_to_del_timer_sync(timer);
if (ret >= 0)
return ret;
@ -136,7 +136,7 @@ index ae64cb819a9a..9019c9caf146 100644
}
}
EXPORT_SYMBOL(del_timer_sync);
@@ -1354,13 +1385,16 @@ static void expire_timers(struct timer_base *base, struct hlist_head *head)
@@ -1365,13 +1396,16 @@ static void expire_timers(struct timer_base *base, struct hlist_head *head)
fn = timer->function;
@ -154,7 +154,7 @@ index ae64cb819a9a..9019c9caf146 100644
raw_spin_lock_irq(&base->lock);
}
}
@@ -1683,8 +1717,8 @@ static inline void __run_timers(struct timer_base *base)
@@ -1694,8 +1728,8 @@ static inline void __run_timers(struct timer_base *base)
while (levels--)
expire_timers(base, heads + levels);
}
@ -164,7 +164,7 @@ index ae64cb819a9a..9019c9caf146 100644
}
/*
@@ -1929,6 +1963,9 @@ static void __init init_timer_cpu(int cpu)
@@ -1940,6 +1974,9 @@ static void __init init_timer_cpu(int cpu)
base->cpu = cpu;
raw_spin_lock_init(&base->lock);
base->clk = jiffies;

14
debian/patches-rt/0090-x86-kvm-Require-const-tsc-for-RT.patch vendored
View File

@ -1,11 +1,11 @@
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 80718f0b78e1f76c9b8937257215b63ed4355e23 Mon Sep 17 00:00:00 2001
Message-Id: <80718f0b78e1f76c9b8937257215b63ed4355e23.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 6 Nov 2011 12:26:18 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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 0aa5c4134b90..5dcb794b88e2 100644
index 5b2440e591fc..9fc847c237da 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6848,6 +6848,13 @@ int kvm_arch_init(void *opaque)
@@ -6850,6 +6850,13 @@ int kvm_arch_init(void *opaque)
goto out;
}

10
debian/patches-rt/0091-pci-switchtec-Don-t-use-completion-s-wait-queue.patch vendored
View File

@ -1,11 +1,11 @@
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 22fd004a43ed16303a43545c0d993ef12e1e5351 Mon Sep 17 00:00:00 2001
Message-Id: <22fd004a43ed16303a43545c0d993ef12e1e5351.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 4 Oct 2017 10:24:23 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

10
debian/patches-rt/0092-wait.h-include-atomic.h.patch vendored
View File

@ -1,14 +1,14 @@
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 f441a761836590a8dfa82a921ab4940a1afae6f5 Mon Sep 17 00:00:00 2001
Message-Id: <f441a761836590a8dfa82a921ab4940a1afae6f5.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 28 Oct 2013 12:19:57 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
| CC init/main.o
|In file included from include/linux/mmzone.h:9:0,

10
debian/patches-rt/0093-work-simple-Simple-work-queue-implemenation.patch vendored
View File

@ -1,11 +1,11 @@
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 5790c349caf92d7ae4663edbdf52dc8cc479ab24 Mon Sep 17 00:00:00 2001
Message-Id: <5790c349caf92d7ae4663edbdf52dc8cc479ab24.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Daniel Wagner <daniel.wagner@bmw-carit.de>
Date: Fri, 11 Jul 2014 15:26:11 +0200
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Provides a framework for enqueuing callbacks from irq context
PREEMPT_RT_FULL safe. The callbacks are executed in kthread context.

10
debian/patches-rt/0094-work-simple-drop-a-shit-statement-in-SWORK_EVENT_PEN.patch vendored
View File

@ -1,12 +1,12 @@
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 954eccfdee5c112121d31d3e5ed0732d7978155a Mon Sep 17 00:00:00 2001
Message-Id: <954eccfdee5c112121d31d3e5ed0732d7978155a.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 10 Sep 2018 18:00:31 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Dan Carpenter reported
| smatch warnings:

16
debian/patches-rt/0095-completion-Use-simple-wait-queues.patch vendored
View File

@ -1,11 +1,11 @@
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 86023a52a1a1fd6885aca43b9e40ac1e7c2ae6f5 Mon Sep 17 00:00:00 2001
Message-Id: <86023a52a1a1fd6885aca43b9e40ac1e7c2ae6f5.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 11 Jan 2013 11:23:51 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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 626fb9904ed1..dab0e4382492 100644
index c0058e62a3fc..b32dfc96620d 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7156,7 +7156,10 @@ void migrate_disable(void)
@@ -7158,7 +7158,10 @@ void migrate_disable(void)
return;
}
#ifdef CONFIG_SCHED_DEBUG
@ -338,7 +338,7 @@ index 626fb9904ed1..dab0e4382492 100644
#endif
if (p->migrate_disable) {
@@ -7186,7 +7189,10 @@ void migrate_enable(void)
@@ -7188,7 +7191,10 @@ void migrate_enable(void)
}
#ifdef CONFIG_SCHED_DEBUG

10
debian/patches-rt/0096-fs-aio-simple-simple-work.patch vendored
View File

@ -1,11 +1,11 @@
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 ac293d2dacfe32627d56a7b5a926b134f703e50c Mon Sep 17 00:00:00 2001
Message-Id: <ac293d2dacfe32627d56a7b5a926b134f703e50c.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 16 Feb 2015 18:49:10 +0100
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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

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

@ -1,12 +1,12 @@
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 c577359102ed6ef26386114e4ec850d686c8eb4e Mon Sep 17 00:00:00 2001
Message-Id: <c577359102ed6ef26386114e4ec850d686c8eb4e.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 15 Nov 2017 17:29:51 +0100
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.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.
@ -17,7 +17,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index 9019c9caf146..3fab1c50bf1b 100644
index 458fa0189514..845f687d2d1c 100644
--- a/kernel/time/timer.c
+++ b/kernel/time/timer.c
@@ -217,8 +217,7 @@ static DEFINE_PER_CPU(struct timer_base, timer_bases[NR_BASES]);

10
debian/patches-rt/0098-hrtimer-consolidate-hrtimer_init-hrtimer_init_sleepe.patch vendored
View File

@ -1,12 +1,12 @@
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 a3e30f6b6a09d8c3ea8c0c96cc0cfc6cebdb6804 Mon Sep 17 00:00:00 2001
Message-Id: <a3e30f6b6a09d8c3ea8c0c96cc0cfc6cebdb6804.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 11:25:41 +0200
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-4.19.132-rt59.tar.xz
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
hrtimer_init_sleeper() calls require a prior initialisation of the
hrtimer object with hrtimer_init(). Lets make the initialisation of

10
debian/patches-rt/0099-hrtimers-Prepare-full-preemption.patch vendored
View File

@ -1,11 +1,11 @@
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 21f166a2b78dcb4b748826540d1bdd84f0a164b3 Mon Sep 17 00:00:00 2001
Message-Id: <21f166a2b78dcb4b748826540d1bdd84f0a164b3.1596234183.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:34 -0500
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
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
Make cancellation of a running callback in softirq context safe
against preemption.

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