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[rt] Update to 4.19.37-rt20

This commit is contained in:
Romain Perier 2019-05-29 21:49:30 +02:00
parent 92a96d298e
commit c11ba60cce
272 changed files with 988 additions and 547 deletions
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debian/changelog vendored
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@ -1,5 +1,6 @@
linux (4.19.37-4) UNRELEASED; urgency=medium linux (4.19.37-4) UNRELEASED; urgency=medium
[ Ben Hutchings ]
* libbpf: Fix various build bugs: * libbpf: Fix various build bugs:
- Drop unnecessary changes from "libbpf: add SONAME to shared object" - Drop unnecessary changes from "libbpf: add SONAME to shared object"
- libbpf: Use only 2 components in soversion, matching package name - libbpf: Use only 2 components in soversion, matching package name
@ -8,6 +9,9 @@ linux (4.19.37-4) UNRELEASED; urgency=medium
* README.source: Document the various makefiles and use of out-of-tree builds * README.source: Document the various makefiles and use of out-of-tree builds
* [x86] lockdown,sysrq: Enable ALLOW_LOCKDOWN_LIFT_BY_SYSRQ (Closes: #929583) * [x86] lockdown,sysrq: Enable ALLOW_LOCKDOWN_LIFT_BY_SYSRQ (Closes: #929583)
[ Romain Perier ]
* [rt] Update to 4.19.37-rt20
-- Ben Hutchings <ben@decadent.org.uk> Sun, 19 May 2019 00:04:16 +0100 -- Ben Hutchings <ben@decadent.org.uk> Sun, 19 May 2019 00:04:16 +0100
linux (4.19.37-3) unstable; urgency=medium linux (4.19.37-3) unstable; urgency=medium

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debian/patches-rt/0001-ARM-at91-add-TCB-registers-definitions.patch vendored
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@ -1,8 +1,8 @@
From bc4d8f04b5bd123853531af90f1ec548d8ab61e4 Mon Sep 17 00:00:00 2001 From bc4d8f04b5bd123853531af90f1ec548d8ab61e4 Mon Sep 17 00:00:00 2001
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:18 +0200 Date: Thu, 13 Sep 2018 13:30:18 +0200
Subject: [PATCH 001/264] ARM: at91: add TCB registers definitions Subject: [PATCH 001/269] ARM: at91: add TCB registers definitions
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Add registers and bits definitions for the timer counter blocks found on Add registers and bits definitions for the timer counter blocks found on
Atmel ARM SoCs. Atmel ARM SoCs.

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debian/patches-rt/0002-clocksource-drivers-Add-a-new-driver-for-the-Atmel-A.patch vendored
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@ -1,9 +1,9 @@
From 1eef86c9b8aa09d8e57f4ee5684c7bfd28f6900f Mon Sep 17 00:00:00 2001 From 1eef86c9b8aa09d8e57f4ee5684c7bfd28f6900f Mon Sep 17 00:00:00 2001
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:19 +0200 Date: Thu, 13 Sep 2018 13:30:19 +0200
Subject: [PATCH 002/264] clocksource/drivers: Add a new driver for the Atmel Subject: [PATCH 002/269] clocksource/drivers: Add a new driver for the Atmel
ARM TC blocks ARM TC blocks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Add a driver for the Atmel Timer Counter Blocks. This driver provides a Add a driver for the Atmel Timer Counter Blocks. This driver provides a
clocksource and two clockevent devices. clocksource and two clockevent devices.

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debian/patches-rt/0003-clocksource-drivers-timer-atmel-tcb-add-clockevent-d.patch vendored
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@ -1,9 +1,9 @@
From f6803050ab0965a1255a3b407ca429a04c5cb230 Mon Sep 17 00:00:00 2001 From f6803050ab0965a1255a3b407ca429a04c5cb230 Mon Sep 17 00:00:00 2001
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:20 +0200 Date: Thu, 13 Sep 2018 13:30:20 +0200
Subject: [PATCH 003/264] clocksource/drivers: timer-atmel-tcb: add clockevent Subject: [PATCH 003/269] clocksource/drivers: timer-atmel-tcb: add clockevent
device on separate channel device on separate channel
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Add an other clockevent device that uses a separate TCB channel when Add an other clockevent device that uses a separate TCB channel when
available. available.

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debian/patches-rt/0004-clocksource-drivers-atmel-pit-make-option-silent.patch vendored
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@ -1,8 +1,8 @@
From 873075a203c574d322429e4a8cd0686541293903 Mon Sep 17 00:00:00 2001 From 873075a203c574d322429e4a8cd0686541293903 Mon Sep 17 00:00:00 2001
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:21 +0200 Date: Thu, 13 Sep 2018 13:30:21 +0200
Subject: [PATCH 004/264] clocksource/drivers: atmel-pit: make option silent Subject: [PATCH 004/269] clocksource/drivers: atmel-pit: make option silent
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
To conform with the other option, make the ATMEL_PIT option silent so it To conform with the other option, make the ATMEL_PIT option silent so it
can be selected from the platform can be selected from the platform

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debian/patches-rt/0005-ARM-at91-Implement-clocksource-selection.patch vendored
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@ -1,8 +1,8 @@
From e0dc436f11c998b38ee3dc4cd269d5075ea12b7e Mon Sep 17 00:00:00 2001 From e0dc436f11c998b38ee3dc4cd269d5075ea12b7e Mon Sep 17 00:00:00 2001
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:22 +0200 Date: Thu, 13 Sep 2018 13:30:22 +0200
Subject: [PATCH 005/264] ARM: at91: Implement clocksource selection Subject: [PATCH 005/269] ARM: at91: Implement clocksource selection
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Allow selecting and unselecting the PIT clocksource driver so it doesn't Allow selecting and unselecting the PIT clocksource driver so it doesn't
have to be compile when unused. have to be compile when unused.

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debian/patches-rt/0006-ARM-configs-at91-use-new-TCB-timer-driver.patch vendored
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@ -1,8 +1,8 @@
From ca4a1c8ce5f7224d99ef6c2a6754468cb72ea4c3 Mon Sep 17 00:00:00 2001 From ca4a1c8ce5f7224d99ef6c2a6754468cb72ea4c3 Mon Sep 17 00:00:00 2001
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:23 +0200 Date: Thu, 13 Sep 2018 13:30:23 +0200
Subject: [PATCH 006/264] ARM: configs: at91: use new TCB timer driver Subject: [PATCH 006/269] ARM: configs: at91: use new TCB timer driver
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Unselecting ATMEL_TCLIB switches the TCB timer driver from tcb_clksrc to Unselecting ATMEL_TCLIB switches the TCB timer driver from tcb_clksrc to
timer-atmel-tcb. timer-atmel-tcb.

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debian/patches-rt/0007-ARM-configs-at91-unselect-PIT.patch vendored
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@ -1,8 +1,8 @@
From 2c83222f4057f755febccd002f3720bbf73a6473 Mon Sep 17 00:00:00 2001 From 2c83222f4057f755febccd002f3720bbf73a6473 Mon Sep 17 00:00:00 2001
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:24 +0200 Date: Thu, 13 Sep 2018 13:30:24 +0200
Subject: [PATCH 007/264] ARM: configs: at91: unselect PIT Subject: [PATCH 007/269] ARM: configs: at91: unselect PIT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The PIT is not required anymore to successfully boot and may actually harm The PIT is not required anymore to successfully boot and may actually harm
in case preempt-rt is used because the PIT interrupt is shared. in case preempt-rt is used because the PIT interrupt is shared.

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debian/patches-rt/0008-irqchip-gic-v3-its-Move-pending-table-allocation-to-.patch vendored
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@ -1,9 +1,9 @@
From bb357496d72d05e2841899655c8e709d7c369ab0 Mon Sep 17 00:00:00 2001 From bb357496d72d05e2841899655c8e709d7c369ab0 Mon Sep 17 00:00:00 2001
From: Marc Zyngier <marc.zyngier@arm.com> From: Marc Zyngier <marc.zyngier@arm.com>
Date: Fri, 27 Jul 2018 13:38:54 +0100 Date: Fri, 27 Jul 2018 13:38:54 +0100
Subject: [PATCH 008/264] irqchip/gic-v3-its: Move pending table allocation to Subject: [PATCH 008/269] irqchip/gic-v3-its: Move pending table allocation to
init time init time
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>

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debian/patches-rt/0009-kthread-convert-worker-lock-to-raw-spinlock.patch vendored
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@ -1,8 +1,8 @@
From 9d8b1db47a7e355eb0c34a8af57f3613db6cb18c Mon Sep 17 00:00:00 2001 From 9d8b1db47a7e355eb0c34a8af57f3613db6cb18c Mon Sep 17 00:00:00 2001
From: Julia Cartwright <julia@ni.com> From: Julia Cartwright <julia@ni.com>
Date: Fri, 28 Sep 2018 21:03:51 +0000 Date: Fri, 28 Sep 2018 21:03:51 +0000
Subject: [PATCH 009/264] kthread: convert worker lock to raw spinlock Subject: [PATCH 009/269] kthread: convert worker lock to raw spinlock
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
In order to enable the queuing of kthread work items from hardirq In order to enable the queuing of kthread work items from hardirq
context even when PREEMPT_RT_FULL is enabled, convert the worker context even when PREEMPT_RT_FULL is enabled, convert the worker

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debian/patches-rt/0010-crypto-caam-qi-simplify-CGR-allocation-freeing.patch vendored
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@ -1,11 +1,11 @@
From b37ee7bd4ac42c97c3fce905634cf808345a25ac Mon Sep 17 00:00:00 2001 From b37ee7bd4ac42c97c3fce905634cf808345a25ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com> From: =?UTF-8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com>
Date: Mon, 8 Oct 2018 14:09:37 +0300 Date: Mon, 8 Oct 2018 14:09:37 +0300
Subject: [PATCH 010/264] crypto: caam/qi - simplify CGR allocation, freeing Subject: [PATCH 010/269] crypto: caam/qi - simplify CGR allocation, freeing
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
[Upstream commit 29e83c757006fd751966bdc53392bb22d74179c6] [Upstream commit 29e83c757006fd751966bdc53392bb22d74179c6]

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debian/patches-rt/0011-sched-fair-Robustify-CFS-bandwidth-timer-locking.patch vendored
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@ -1,8 +1,8 @@
From 78f68e44994c830d70aa92bb86a47b204ff605c6 Mon Sep 17 00:00:00 2001 From 78f68e44994c830d70aa92bb86a47b204ff605c6 Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 7 Jan 2019 13:52:31 +0100 Date: Mon, 7 Jan 2019 13:52:31 +0100
Subject: [PATCH 011/264] sched/fair: Robustify CFS-bandwidth timer locking Subject: [PATCH 011/269] sched/fair: Robustify CFS-bandwidth timer locking
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Traditionally hrtimer callbacks were run with IRQs disabled, but with Traditionally hrtimer callbacks were run with IRQs disabled, but with
the introduction of HRTIMER_MODE_SOFT it is possible they run from the introduction of HRTIMER_MODE_SOFT it is possible they run from

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debian/patches-rt/0012-arm-Convert-arm-boot_lock-to-raw.patch vendored
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@ -1,8 +1,8 @@
From fa6e4c3d085352808073b23fdff79729db01930a Mon Sep 17 00:00:00 2001 From fa6e4c3d085352808073b23fdff79729db01930a Mon Sep 17 00:00:00 2001
From: Frank Rowand <frank.rowand@am.sony.com> From: Frank Rowand <frank.rowand@am.sony.com>
Date: Mon, 19 Sep 2011 14:51:14 -0700 Date: Mon, 19 Sep 2011 14:51:14 -0700
Subject: [PATCH 012/264] arm: Convert arm boot_lock to raw Subject: [PATCH 012/269] arm: Convert arm boot_lock to raw
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The arm boot_lock is used by the secondary processor startup code. The locking The arm boot_lock is used by the secondary processor startup code. The locking
task is the idle thread, which has idle->sched_class == &idle_sched_class. task is the idle thread, which has idle->sched_class == &idle_sched_class.

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debian/patches-rt/0013-x86-ioapic-Don-t-let-setaffinity-unmask-threaded-EOI.patch vendored
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From 4debab2aa3d29fcdb5b9cd132416094c54e9361b Mon Sep 17 00:00:00 2001 From 4debab2aa3d29fcdb5b9cd132416094c54e9361b Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 17 Jul 2018 18:25:31 +0200 Date: Tue, 17 Jul 2018 18:25:31 +0200
Subject: [PATCH 013/264] x86/ioapic: Don't let setaffinity unmask threaded EOI Subject: [PATCH 013/269] x86/ioapic: Don't let setaffinity unmask threaded EOI
interrupt too early interrupt too early
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
There is an issue with threaded interrupts which are marked ONESHOT There is an issue with threaded interrupts which are marked ONESHOT
and using the fasteoi handler. and using the fasteoi handler.

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debian/patches-rt/0014-cgroup-use-irqsave-in-cgroup_rstat_flush_locked.patch vendored
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@ -1,8 +1,8 @@
From 1117688ac7606703683b1ac8cacdbf02d47b4adb Mon Sep 17 00:00:00 2001 From 1117688ac7606703683b1ac8cacdbf02d47b4adb Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 18:19:48 +0200 Date: Tue, 3 Jul 2018 18:19:48 +0200
Subject: [PATCH 014/264] cgroup: use irqsave in cgroup_rstat_flush_locked() Subject: [PATCH 014/269] cgroup: use irqsave in cgroup_rstat_flush_locked()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
All callers of cgroup_rstat_flush_locked() acquire cgroup_rstat_lock All callers of cgroup_rstat_flush_locked() acquire cgroup_rstat_lock
either with spin_lock_irq() or spin_lock_irqsave(). either with spin_lock_irq() or spin_lock_irqsave().

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debian/patches-rt/0015-fscache-initialize-cookie-hash-table-raw-spinlocks.patch vendored
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@ -1,8 +1,8 @@
From 8cf7a5b4f03a2829c823971a12c1a206bcba069d Mon Sep 17 00:00:00 2001 From 8cf7a5b4f03a2829c823971a12c1a206bcba069d Mon Sep 17 00:00:00 2001
From: Clark Williams <williams@redhat.com> From: Clark Williams <williams@redhat.com>
Date: Tue, 3 Jul 2018 13:34:30 -0500 Date: Tue, 3 Jul 2018 13:34:30 -0500
Subject: [PATCH 015/264] fscache: initialize cookie hash table raw spinlocks Subject: [PATCH 015/269] fscache: initialize cookie hash table raw spinlocks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The fscache cookie mechanism uses a hash table of hlist_bl_head structures. The The fscache cookie mechanism uses a hash table of hlist_bl_head structures. The
PREEMPT_RT patcheset adds a raw spinlock to this structure and so on PREEMPT_RT PREEMPT_RT patcheset adds a raw spinlock to this structure and so on PREEMPT_RT

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debian/patches-rt/0016-Drivers-hv-vmbus-include-header-for-get_irq_regs.patch vendored
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@ -1,11 +1,11 @@
From 841d8b9e20d17d7907421dc223346198287e81a1 Mon Sep 17 00:00:00 2001 From 841d8b9e20d17d7907421dc223346198287e81a1 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 29 Aug 2018 21:59:04 +0200 Date: Wed, 29 Aug 2018 21:59:04 +0200
Subject: [PATCH 016/264] Drivers: hv: vmbus: include header for get_irq_regs() Subject: [PATCH 016/269] Drivers: hv: vmbus: include header for get_irq_regs()
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
On !RT the header file get_irq_regs() gets pulled in via other header files. On On !RT the header file get_irq_regs() gets pulled in via other header files. On
RT it does not and the build fails: RT it does not and the build fails:

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debian/patches-rt/0017-percpu-include-irqflags.h-for-raw_local_irq_save.patch vendored
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@ -1,8 +1,8 @@
From d77a9b0754acbc89c7884b3505afdbb49677b36a Mon Sep 17 00:00:00 2001 From d77a9b0754acbc89c7884b3505afdbb49677b36a Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 11 Oct 2018 16:39:59 +0200 Date: Thu, 11 Oct 2018 16:39:59 +0200
Subject: [PATCH 017/264] percpu: include irqflags.h for raw_local_irq_save() Subject: [PATCH 017/269] percpu: include irqflags.h for raw_local_irq_save()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The header percpu.h header file is using raw_local_irq_save() but does The header percpu.h header file is using raw_local_irq_save() but does
not include irqflags.h for its definition. It compiles because the not include irqflags.h for its definition. It compiles because the

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debian/patches-rt/0018-efi-Allow-efi-runtime.patch vendored
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@ -1,8 +1,8 @@
From 10c47a6dadf91edee1d414002f91cc73bbe59c90 Mon Sep 17 00:00:00 2001 From 10c47a6dadf91edee1d414002f91cc73bbe59c90 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:06:10 +0200 Date: Thu, 26 Jul 2018 15:06:10 +0200
Subject: [PATCH 018/264] efi: Allow efi=runtime Subject: [PATCH 018/269] efi: Allow efi=runtime
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
In case the option "efi=noruntime" is default at built-time, the user In case the option "efi=noruntime" is default at built-time, the user
could overwrite its sate by `efi=runtime' and allow it again. could overwrite its sate by `efi=runtime' and allow it again.

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debian/patches-rt/0019-x86-efi-drop-task_lock-from-efi_switch_mm.patch vendored
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@ -1,8 +1,8 @@
From d1af306cedb5a02314565763b49992b10ce5d802 Mon Sep 17 00:00:00 2001 From d1af306cedb5a02314565763b49992b10ce5d802 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 24 Jul 2018 14:48:55 +0200 Date: Tue, 24 Jul 2018 14:48:55 +0200
Subject: [PATCH 019/264] x86/efi: drop task_lock() from efi_switch_mm() Subject: [PATCH 019/269] x86/efi: drop task_lock() from efi_switch_mm()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
efi_switch_mm() is a wrapper around switch_mm() which saves current's efi_switch_mm() is a wrapper around switch_mm() which saves current's
->active_mm, sets the requests mm as ->active_mm and invokes ->active_mm, sets the requests mm as ->active_mm and invokes

4
debian/patches-rt/0020-arm64-KVM-compute_layout-before-altenates-are-applie.patch vendored
View File

@ -1,9 +1,9 @@
From 6d4ae829b2e8c46b1d730790bf2644e5a053cf14 Mon Sep 17 00:00:00 2001 From 6d4ae829b2e8c46b1d730790bf2644e5a053cf14 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 09:13:42 +0200 Date: Thu, 26 Jul 2018 09:13:42 +0200
Subject: [PATCH 020/264] arm64: KVM: compute_layout before altenates are Subject: [PATCH 020/269] arm64: KVM: compute_layout before altenates are
applied applied
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
compute_layout() is invoked as part of an alternative fixup under compute_layout() is invoked as part of an alternative fixup under
stop_machine() and needs a sleeping lock as part of get_random_long(). stop_machine() and needs a sleeping lock as part of get_random_long().

4
debian/patches-rt/0021-of-allocate-free-phandle-cache-outside-of-the-devtre.patch vendored
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@ -1,9 +1,9 @@
From 1ab1616de2aaaa7392ebb706a457af2fdcd2b82a Mon Sep 17 00:00:00 2001 From 1ab1616de2aaaa7392ebb706a457af2fdcd2b82a Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 31 Aug 2018 14:16:30 +0200 Date: Fri, 31 Aug 2018 14:16:30 +0200
Subject: [PATCH 021/264] of: allocate / free phandle cache outside of the Subject: [PATCH 021/269] of: allocate / free phandle cache outside of the
devtree_lock devtree_lock
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The phandle cache code allocates memory while holding devtree_lock which The phandle cache code allocates memory while holding devtree_lock which
is a raw_spinlock_t. Memory allocation (and free()) is not possible on is a raw_spinlock_t. Memory allocation (and free()) is not possible on

4
debian/patches-rt/0022-mm-kasan-make-quarantine_lock-a-raw_spinlock_t.patch vendored
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@ -1,8 +1,8 @@
From a61c877f81f1f0b850090df19e08d51cf9465955 Mon Sep 17 00:00:00 2001 From a61c877f81f1f0b850090df19e08d51cf9465955 Mon Sep 17 00:00:00 2001
From: Clark Williams <williams@redhat.com> From: Clark Williams <williams@redhat.com>
Date: Tue, 18 Sep 2018 10:29:31 -0500 Date: Tue, 18 Sep 2018 10:29:31 -0500
Subject: [PATCH 022/264] mm/kasan: make quarantine_lock a raw_spinlock_t Subject: [PATCH 022/269] mm/kasan: make quarantine_lock a raw_spinlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The static lock quarantine_lock is used in quarantine.c to protect the The static lock quarantine_lock is used in quarantine.c to protect the
quarantine queue datastructures. It is taken inside quarantine queue quarantine queue datastructures. It is taken inside quarantine queue

4
debian/patches-rt/0023-EXP-rcu-Revert-expedited-GP-parallelization-cleverne.patch vendored
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@ -1,9 +1,9 @@
From b710c9561c0a7ddf1c7fef8d3bd3bc6d9e140a4e Mon Sep 17 00:00:00 2001 From b710c9561c0a7ddf1c7fef8d3bd3bc6d9e140a4e Mon Sep 17 00:00:00 2001
From: "Paul E. McKenney" <paulmck@linux.ibm.com> From: "Paul E. McKenney" <paulmck@linux.ibm.com>
Date: Mon, 29 Oct 2018 11:53:01 +0100 Date: Mon, 29 Oct 2018 11:53:01 +0100
Subject: [PATCH 023/264] EXP rcu: Revert expedited GP parallelization Subject: [PATCH 023/269] EXP rcu: Revert expedited GP parallelization
cleverness cleverness
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
(Commit 258ba8e089db23f760139266c232f01bad73f85c from linux-rcu) (Commit 258ba8e089db23f760139266c232f01bad73f85c from linux-rcu)

4
debian/patches-rt/0024-kmemleak-Turn-kmemleak_lock-to-raw-spinlock-on-RT.patch vendored
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@ -1,11 +1,11 @@
From b32df881582f39cab5e57b894f554f8573170cf7 Mon Sep 17 00:00:00 2001 From b32df881582f39cab5e57b894f554f8573170cf7 Mon Sep 17 00:00:00 2001
From: He Zhe <zhe.he@windriver.com> From: He Zhe <zhe.he@windriver.com>
Date: Wed, 19 Dec 2018 16:30:57 +0100 Date: Wed, 19 Dec 2018 16:30:57 +0100
Subject: [PATCH 024/264] kmemleak: Turn kmemleak_lock to raw spinlock on RT Subject: [PATCH 024/269] kmemleak: Turn kmemleak_lock to raw spinlock on RT
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
kmemleak_lock, as a rwlock on RT, can possibly be held in atomic context and kmemleak_lock, as a rwlock on RT, can possibly be held in atomic context and
causes the follow BUG. causes the follow BUG.

4
debian/patches-rt/0025-NFSv4-replace-seqcount_t-with-a-seqlock_t.patch vendored
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@ -1,8 +1,8 @@
From 82889085f9639d9aed51313cf8fd8e8ca32b8e8b Mon Sep 17 00:00:00 2001 From 82889085f9639d9aed51313cf8fd8e8ca32b8e8b Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 28 Oct 2016 23:05:11 +0200 Date: Fri, 28 Oct 2016 23:05:11 +0200
Subject: [PATCH 025/264] NFSv4: replace seqcount_t with a seqlock_t Subject: [PATCH 025/269] NFSv4: replace seqcount_t with a seqlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The raw_write_seqcount_begin() in nfs4_reclaim_open_state() bugs me The raw_write_seqcount_begin() in nfs4_reclaim_open_state() bugs me
because it maps to preempt_disable() in -RT which I can't have at this because it maps to preempt_disable() in -RT which I can't have at this

4
debian/patches-rt/0026-kernel-sched-Provide-a-pointer-to-the-valid-CPU-mask.patch vendored
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@ -1,12 +1,12 @@
From 3ace22e122817ae9b6da2d0c49209a834f96375c Mon Sep 17 00:00:00 2001 From 3ace22e122817ae9b6da2d0c49209a834f96375c Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 4 Apr 2017 12:50:16 +0200 Date: Tue, 4 Apr 2017 12:50:16 +0200
Subject: [PATCH 026/264] kernel: sched: Provide a pointer to the valid CPU Subject: [PATCH 026/269] kernel: sched: Provide a pointer to the valid CPU
mask mask
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
In commit 4b53a3412d66 ("sched/core: Remove the tsk_nr_cpus_allowed() In commit 4b53a3412d66 ("sched/core: Remove the tsk_nr_cpus_allowed()
wrapper") the tsk_nr_cpus_allowed() wrapper was removed. There was not wrapper") the tsk_nr_cpus_allowed() wrapper was removed. There was not

4
debian/patches-rt/0027-kernel-sched-core-add-migrate_disable.patch vendored
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@ -1,8 +1,8 @@
From 2fc8b5c9ca4ff2df7913d6e6d75a98bdece9b264 Mon Sep 17 00:00:00 2001 From 2fc8b5c9ca4ff2df7913d6e6d75a98bdece9b264 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200 Date: Sat, 27 May 2017 19:02:06 +0200
Subject: [PATCH 027/264] kernel/sched/core: add migrate_disable() Subject: [PATCH 027/269] kernel/sched/core: add migrate_disable()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
--- ---
include/linux/preempt.h | 23 +++++++ include/linux/preempt.h | 23 +++++++

4
debian/patches-rt/0028-sched-migrate_disable-Add-export_symbol_gpl-for-__mi.patch vendored
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@ -1,9 +1,9 @@
From 0af010b771c642c17c33fbc991e183c04427af59 Mon Sep 17 00:00:00 2001 From 0af010b771c642c17c33fbc991e183c04427af59 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 9 Oct 2018 17:34:50 +0200 Date: Tue, 9 Oct 2018 17:34:50 +0200
Subject: [PATCH 028/264] sched/migrate_disable: Add export_symbol_gpl for Subject: [PATCH 028/269] sched/migrate_disable: Add export_symbol_gpl for
__migrate_disabled __migrate_disabled
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Jonathan reported that lttng/modules can't use __migrate_disabled(). Jonathan reported that lttng/modules can't use __migrate_disabled().
This function is only used by sched/core itself and the tracing This function is only used by sched/core itself and the tracing

4
debian/patches-rt/0029-arm-at91-do-not-disable-enable-clocks-in-a-row.patch vendored
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@ -1,8 +1,8 @@
From 245bd7bd92ce193e01ef35fbdaae505d5eefd28b Mon Sep 17 00:00:00 2001 From 245bd7bd92ce193e01ef35fbdaae505d5eefd28b Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 9 Mar 2016 10:51:06 +0100 Date: Wed, 9 Mar 2016 10:51:06 +0100
Subject: [PATCH 029/264] arm: at91: do not disable/enable clocks in a row Subject: [PATCH 029/269] arm: at91: do not disable/enable clocks in a row
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Currently the driver will disable the clock and enable it one line later Currently the driver will disable the clock and enable it one line later
if it is switching from periodic mode into one shot. if it is switching from periodic mode into one shot.

4
debian/patches-rt/0030-clocksource-TCLIB-Allow-higher-clock-rates-for-clock.patch vendored
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@ -1,12 +1,12 @@
From 7b123775c97399cd5ca5394392bf72c5d73f2808 Mon Sep 17 00:00:00 2001 From 7b123775c97399cd5ca5394392bf72c5d73f2808 Mon Sep 17 00:00:00 2001
From: Benedikt Spranger <b.spranger@linutronix.de> From: Benedikt Spranger <b.spranger@linutronix.de>
Date: Mon, 8 Mar 2010 18:57:04 +0100 Date: Mon, 8 Mar 2010 18:57:04 +0100
Subject: [PATCH 030/264] clocksource: TCLIB: Allow higher clock rates for Subject: [PATCH 030/269] clocksource: TCLIB: Allow higher clock rates for
clock events clock events
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
As default the TCLIB uses the 32KiHz base clock rate for clock events. As default the TCLIB uses the 32KiHz base clock rate for clock events.
Add a compile time selection to allow higher clock resulution. Add a compile time selection to allow higher clock resulution.

4
debian/patches-rt/0031-timekeeping-Split-jiffies-seqlock.patch vendored
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@ -1,8 +1,8 @@
From 5a0bfb35b3b826135a39a8e8744e9926b5be7607 Mon Sep 17 00:00:00 2001 From 5a0bfb35b3b826135a39a8e8744e9926b5be7607 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 14 Feb 2013 22:36:59 +0100 Date: Thu, 14 Feb 2013 22:36:59 +0100
Subject: [PATCH 031/264] timekeeping: Split jiffies seqlock Subject: [PATCH 031/269] timekeeping: Split jiffies seqlock
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Replace jiffies_lock seqlock with a simple seqcounter and a rawlock so Replace jiffies_lock seqlock with a simple seqcounter and a rawlock so
it can be taken in atomic context on RT. it can be taken in atomic context on RT.

4
debian/patches-rt/0032-signal-Revert-ptrace-preempt-magic.patch vendored
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@ -1,8 +1,8 @@
From a9a18a8c88bd90bdac5f33690be17244dc22bd22 Mon Sep 17 00:00:00 2001 From a9a18a8c88bd90bdac5f33690be17244dc22bd22 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 21 Sep 2011 19:57:12 +0200 Date: Wed, 21 Sep 2011 19:57:12 +0200
Subject: [PATCH 032/264] signal: Revert ptrace preempt magic Subject: [PATCH 032/269] signal: Revert ptrace preempt magic
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Upstream commit '53da1d9456fe7f8 fix ptrace slowness' is nothing more Upstream commit '53da1d9456fe7f8 fix ptrace slowness' is nothing more
than a bandaid around the ptrace design trainwreck. It's not a than a bandaid around the ptrace design trainwreck. It's not a

4
debian/patches-rt/0033-net-sched-Use-msleep-instead-of-yield.patch vendored
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@ -1,8 +1,8 @@
From b1e277ed2b65bf647c2a6dc2d103ffe5aa2e4fa7 Mon Sep 17 00:00:00 2001 From b1e277ed2b65bf647c2a6dc2d103ffe5aa2e4fa7 Mon Sep 17 00:00:00 2001
From: Marc Kleine-Budde <mkl@pengutronix.de> From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Wed, 5 Mar 2014 00:49:47 +0100 Date: Wed, 5 Mar 2014 00:49:47 +0100
Subject: [PATCH 033/264] net: sched: Use msleep() instead of yield() Subject: [PATCH 033/269] net: sched: Use msleep() instead of yield()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
On PREEMPT_RT enabled systems the interrupt handler run as threads at prio 50 On PREEMPT_RT enabled systems the interrupt handler run as threads at prio 50
(by default). If a high priority userspace process tries to shut down a busy (by default). If a high priority userspace process tries to shut down a busy

4
debian/patches-rt/0034-dm-rq-remove-BUG_ON-irqs_disabled-check.patch vendored
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@ -1,8 +1,8 @@
From 812137beb49a5dea2e269ea9739d0ed291e27375 Mon Sep 17 00:00:00 2001 From 812137beb49a5dea2e269ea9739d0ed291e27375 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 27 Mar 2018 16:24:15 +0200 Date: Tue, 27 Mar 2018 16:24:15 +0200
Subject: [PATCH 034/264] dm rq: remove BUG_ON(!irqs_disabled) check Subject: [PATCH 034/269] dm rq: remove BUG_ON(!irqs_disabled) check
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
In commit 052189a2ec95 ("dm: remove superfluous irq disablement in In commit 052189a2ec95 ("dm: remove superfluous irq disablement in
dm_request_fn") the spin_lock_irq() was replaced with spin_lock() + a dm_request_fn") the spin_lock_irq() was replaced with spin_lock() + a

4
debian/patches-rt/0035-usb-do-no-disable-interrupts-in-giveback.patch vendored
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@ -1,8 +1,8 @@
From e958966734633c26363abc8920eca9c38e5cd7ce Mon Sep 17 00:00:00 2001 From e958966734633c26363abc8920eca9c38e5cd7ce Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 8 Nov 2013 17:34:54 +0100 Date: Fri, 8 Nov 2013 17:34:54 +0100
Subject: [PATCH 035/264] usb: do no disable interrupts in giveback Subject: [PATCH 035/269] usb: do no disable interrupts in giveback
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Since commit 94dfd7ed ("USB: HCD: support giveback of URB in tasklet Since commit 94dfd7ed ("USB: HCD: support giveback of URB in tasklet
context") the USB code disables interrupts before invoking the complete context") the USB code disables interrupts before invoking the complete

4
debian/patches-rt/0036-rt-Provide-PREEMPT_RT_BASE-config-switch.patch vendored
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@ -1,8 +1,8 @@
From 588e8fb01ec7915ef280606b80bd605f49c56915 Mon Sep 17 00:00:00 2001 From 588e8fb01ec7915ef280606b80bd605f49c56915 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 17 Jun 2011 12:39:57 +0200 Date: Fri, 17 Jun 2011 12:39:57 +0200
Subject: [PATCH 036/264] rt: Provide PREEMPT_RT_BASE config switch Subject: [PATCH 036/269] rt: Provide PREEMPT_RT_BASE config switch
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Introduce PREEMPT_RT_BASE which enables parts of Introduce PREEMPT_RT_BASE which enables parts of
PREEMPT_RT_FULL. Forces interrupt threading and enables some of the RT PREEMPT_RT_FULL. Forces interrupt threading and enables some of the RT

4
debian/patches-rt/0037-cpumask-Disable-CONFIG_CPUMASK_OFFSTACK-for-RT.patch vendored
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@ -1,8 +1,8 @@
From 9480b8b41cb649337466e43807eff3816a9530bc Mon Sep 17 00:00:00 2001 From 9480b8b41cb649337466e43807eff3816a9530bc Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 14 Dec 2011 01:03:49 +0100 Date: Wed, 14 Dec 2011 01:03:49 +0100
Subject: [PATCH 037/264] cpumask: Disable CONFIG_CPUMASK_OFFSTACK for RT Subject: [PATCH 037/269] cpumask: Disable CONFIG_CPUMASK_OFFSTACK for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
There are "valid" GFP_ATOMIC allocations such as There are "valid" GFP_ATOMIC allocations such as

4
debian/patches-rt/0038-jump-label-disable-if-stop_machine-is-used.patch vendored
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@ -1,8 +1,8 @@
From d23a435dc809c84e3185683681ef735f2097fe57 Mon Sep 17 00:00:00 2001 From d23a435dc809c84e3185683681ef735f2097fe57 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Jul 2015 17:14:48 +0200 Date: Wed, 8 Jul 2015 17:14:48 +0200
Subject: [PATCH 038/264] jump-label: disable if stop_machine() is used Subject: [PATCH 038/269] jump-label: disable if stop_machine() is used
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Some architectures are using stop_machine() while switching the opcode which Some architectures are using stop_machine() while switching the opcode which
leads to latency spikes. leads to latency spikes.

4
debian/patches-rt/0039-kconfig-Disable-config-options-which-are-not-RT-comp.patch vendored
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@ -1,9 +1,9 @@
From 6c83d4802fcd91010b16a5a69456c7370cd10f9f Mon Sep 17 00:00:00 2001 From 6c83d4802fcd91010b16a5a69456c7370cd10f9f Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 24 Jul 2011 12:11:43 +0200 Date: Sun, 24 Jul 2011 12:11:43 +0200
Subject: [PATCH 039/264] kconfig: Disable config options which are not RT Subject: [PATCH 039/269] kconfig: Disable config options which are not RT
compatible compatible
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Disable stuff which is known to have issues on RT Disable stuff which is known to have issues on RT

4
debian/patches-rt/0040-lockdep-disable-self-test.patch vendored
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@ -1,11 +1,11 @@
From 968d103b4727308889b77f3fa556e149bba6d56c Mon Sep 17 00:00:00 2001 From 968d103b4727308889b77f3fa556e149bba6d56c Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 17 Oct 2017 16:36:18 +0200 Date: Tue, 17 Oct 2017 16:36:18 +0200
Subject: [PATCH 040/264] lockdep: disable self-test Subject: [PATCH 040/269] lockdep: disable self-test
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The self-test wasn't always 100% accurate for RT. We disabled a few The self-test wasn't always 100% accurate for RT. We disabled a few
tests which failed because they had a different semantic for RT. Some tests which failed because they had a different semantic for RT. Some

4
debian/patches-rt/0041-mm-Allow-only-slub-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 16680836f36c75ccaff96ab3155869144b0dd028 Mon Sep 17 00:00:00 2001 From 16680836f36c75ccaff96ab3155869144b0dd028 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:44:03 -0500 Date: Fri, 3 Jul 2009 08:44:03 -0500
Subject: [PATCH 041/264] mm: Allow only slub on RT Subject: [PATCH 041/269] mm: Allow only slub on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Disable SLAB and SLOB on -RT. Only SLUB is adopted to -RT needs. Disable SLAB and SLOB on -RT. Only SLUB is adopted to -RT needs.

4
debian/patches-rt/0042-locking-Disable-spin-on-owner-for-RT.patch vendored
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@ -1,11 +1,11 @@
From a506cf490ae3e346c6082877f109fcf34568f22d Mon Sep 17 00:00:00 2001 From a506cf490ae3e346c6082877f109fcf34568f22d Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 17 Jul 2011 21:51:45 +0200 Date: Sun, 17 Jul 2011 21:51:45 +0200
Subject: [PATCH 042/264] locking: Disable spin on owner for RT Subject: [PATCH 042/269] locking: Disable spin on owner for RT
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Drop spin on owner for mutex / rwsem. We are most likely not using it Drop spin on owner for mutex / rwsem. We are most likely not using it
but… but…

4
debian/patches-rt/0043-rcu-Disable-RCU_FAST_NO_HZ-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 30987f403875e211eee90cac11127e04b1a27c73 Mon Sep 17 00:00:00 2001 From 30987f403875e211eee90cac11127e04b1a27c73 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 28 Oct 2012 13:26:09 +0000 Date: Sun, 28 Oct 2012 13:26:09 +0000
Subject: [PATCH 043/264] rcu: Disable RCU_FAST_NO_HZ on RT Subject: [PATCH 043/269] rcu: Disable RCU_FAST_NO_HZ on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
This uses a timer_list timer from the irq disabled guts of the idle This uses a timer_list timer from the irq disabled guts of the idle
code. Disable it for now to prevent wreckage. code. Disable it for now to prevent wreckage.

4
debian/patches-rt/0044-rcu-make-RCU_BOOST-default-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 709173f4678f7f2f0b834e508d8044821d1c2354 Mon Sep 17 00:00:00 2001 From 709173f4678f7f2f0b834e508d8044821d1c2354 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 21 Mar 2014 20:19:05 +0100 Date: Fri, 21 Mar 2014 20:19:05 +0100
Subject: [PATCH 044/264] rcu: make RCU_BOOST default on RT Subject: [PATCH 044/269] rcu: make RCU_BOOST default on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Since it is no longer invoked from the softirq people run into OOM more Since it is no longer invoked from the softirq people run into OOM more
often if the priority of the RCU thread is too low. Making boosting often if the priority of the RCU thread is too low. Making boosting

4
debian/patches-rt/0045-sched-Disable-CONFIG_RT_GROUP_SCHED-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 56d2f884391ba7e98721f6639f87698e46429c7f Mon Sep 17 00:00:00 2001 From 56d2f884391ba7e98721f6639f87698e46429c7f Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:03:52 +0200 Date: Mon, 18 Jul 2011 17:03:52 +0200
Subject: [PATCH 045/264] sched: Disable CONFIG_RT_GROUP_SCHED on RT Subject: [PATCH 045/269] sched: Disable CONFIG_RT_GROUP_SCHED on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Carsten reported problems when running: Carsten reported problems when running:

4
debian/patches-rt/0046-net-core-disable-NET_RX_BUSY_POLL.patch vendored
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@ -1,11 +1,11 @@
From a5a9737c0c6edf17eecb16a923a936432f11019e Mon Sep 17 00:00:00 2001 From a5a9737c0c6edf17eecb16a923a936432f11019e Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200 Date: Sat, 27 May 2017 19:02:06 +0200
Subject: [PATCH 046/264] net/core: disable NET_RX_BUSY_POLL Subject: [PATCH 046/269] net/core: disable NET_RX_BUSY_POLL
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
sk_busy_loop() does preempt_disable() followed by a few operations which can sk_busy_loop() does preempt_disable() followed by a few operations which can
take sleeping locks and may get long. take sleeping locks and may get long.

4
debian/patches-rt/0047-arm-disable-NEON-in-kernel-mode.patch vendored
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@ -1,8 +1,8 @@
From 0db6c523b2591dbf527c759ef1b3718f96bc3c29 Mon Sep 17 00:00:00 2001 From 0db6c523b2591dbf527c759ef1b3718f96bc3c29 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 1 Dec 2017 10:42:03 +0100 Date: Fri, 1 Dec 2017 10:42:03 +0100
Subject: [PATCH 047/264] arm*: disable NEON in kernel mode Subject: [PATCH 047/269] arm*: disable NEON in kernel mode
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
NEON in kernel mode is used by the crypto algorithms and raid6 code. NEON in kernel mode is used by the crypto algorithms and raid6 code.
While the raid6 code looks okay, the crypto algorithms do not: NEON While the raid6 code looks okay, the crypto algorithms do not: NEON

4
debian/patches-rt/0048-powerpc-Use-generic-rwsem-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 24bc2177006a16588c79a438ba84122ec215135a Mon Sep 17 00:00:00 2001 From 24bc2177006a16588c79a438ba84122ec215135a Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 14 Jul 2015 14:26:34 +0200 Date: Tue, 14 Jul 2015 14:26:34 +0200
Subject: [PATCH 048/264] powerpc: Use generic rwsem on RT Subject: [PATCH 048/269] powerpc: Use generic rwsem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Use generic code which uses rtmutex Use generic code which uses rtmutex

4
debian/patches-rt/0049-powerpc-kvm-Disable-in-kernel-MPIC-emulation-for-PRE.patch vendored
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@ -1,9 +1,9 @@
From 86dd7e931e1f812e0fc9b44545ed1f9ffc80dcae Mon Sep 17 00:00:00 2001 From 86dd7e931e1f812e0fc9b44545ed1f9ffc80dcae Mon Sep 17 00:00:00 2001
From: Bogdan Purcareata <bogdan.purcareata@freescale.com> From: Bogdan Purcareata <bogdan.purcareata@freescale.com>
Date: Fri, 24 Apr 2015 15:53:13 +0000 Date: Fri, 24 Apr 2015 15:53:13 +0000
Subject: [PATCH 049/264] powerpc/kvm: Disable in-kernel MPIC emulation for Subject: [PATCH 049/269] powerpc/kvm: Disable in-kernel MPIC emulation for
PREEMPT_RT_FULL PREEMPT_RT_FULL
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
While converting the openpic emulation code to use a raw_spinlock_t enables While converting the openpic emulation code to use a raw_spinlock_t enables
guests to run on RT, there's still a performance issue. For interrupts sent in guests to run on RT, there's still a performance issue. For interrupts sent in

4
debian/patches-rt/0050-powerpc-Disable-highmem-on-RT.patch vendored
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@ -1,8 +1,8 @@
From f5b4401c967f9ead16662b347d2082f8f2743205 Mon Sep 17 00:00:00 2001 From f5b4401c967f9ead16662b347d2082f8f2743205 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:08:34 +0200 Date: Mon, 18 Jul 2011 17:08:34 +0200
Subject: [PATCH 050/264] powerpc: Disable highmem on RT Subject: [PATCH 050/269] powerpc: Disable highmem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The current highmem handling on -RT is not compatible and needs fixups. The current highmem handling on -RT is not compatible and needs fixups.

4
debian/patches-rt/0051-mips-Disable-highmem-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 29b46bfd781d871ae857c940e6ef76454bf356c2 Mon Sep 17 00:00:00 2001 From 29b46bfd781d871ae857c940e6ef76454bf356c2 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:10:12 +0200 Date: Mon, 18 Jul 2011 17:10:12 +0200
Subject: [PATCH 051/264] mips: Disable highmem on RT Subject: [PATCH 051/269] mips: Disable highmem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The current highmem handling on -RT is not compatible and needs fixups. The current highmem handling on -RT is not compatible and needs fixups.

4
debian/patches-rt/0052-x86-Use-generic-rwsem_spinlocks-on-rt.patch vendored
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@ -1,8 +1,8 @@
From 789344b11534d2799fbc807496846f21869124b5 Mon Sep 17 00:00:00 2001 From 789344b11534d2799fbc807496846f21869124b5 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 26 Jul 2009 02:21:32 +0200 Date: Sun, 26 Jul 2009 02:21:32 +0200
Subject: [PATCH 052/264] x86: Use generic rwsem_spinlocks on -rt Subject: [PATCH 052/269] x86: Use generic rwsem_spinlocks on -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Simplifies the separation of anon_rw_semaphores and rw_semaphores for Simplifies the separation of anon_rw_semaphores and rw_semaphores for
-rt. -rt.

4
debian/patches-rt/0053-leds-trigger-disable-CPU-trigger-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 7554227ac04319dadc334245535dd1d21d258de0 Mon Sep 17 00:00:00 2001 From 7554227ac04319dadc334245535dd1d21d258de0 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 23 Jan 2014 14:45:59 +0100 Date: Thu, 23 Jan 2014 14:45:59 +0100
Subject: [PATCH 053/264] leds: trigger: disable CPU trigger on -RT Subject: [PATCH 053/269] leds: trigger: disable CPU trigger on -RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
as it triggers: as it triggers:
|CPU: 0 PID: 0 Comm: swapper Not tainted 3.12.8-rt10 #141 |CPU: 0 PID: 0 Comm: swapper Not tainted 3.12.8-rt10 #141

4
debian/patches-rt/0054-cpufreq-drop-K8-s-driver-from-beeing-selected.patch vendored
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@ -1,8 +1,8 @@
From 57c3607ed990ada1d1636542d00bd3ed95e243da Mon Sep 17 00:00:00 2001 From 57c3607ed990ada1d1636542d00bd3ed95e243da Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 9 Apr 2015 15:23:01 +0200 Date: Thu, 9 Apr 2015 15:23:01 +0200
Subject: [PATCH 054/264] cpufreq: drop K8's driver from beeing selected Subject: [PATCH 054/269] cpufreq: drop K8's driver from beeing selected
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Ralf posted a picture of a backtrace from Ralf posted a picture of a backtrace from

4
debian/patches-rt/0055-md-disable-bcache.patch vendored
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@ -1,11 +1,11 @@
From 53eb768ccfb675d61d67bd236402aa90434a6923 Mon Sep 17 00:00:00 2001 From 53eb768ccfb675d61d67bd236402aa90434a6923 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 29 Aug 2013 11:48:57 +0200 Date: Thu, 29 Aug 2013 11:48:57 +0200
Subject: [PATCH 055/264] md: disable bcache Subject: [PATCH 055/269] md: disable bcache
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
It uses anon semaphores It uses anon semaphores
|drivers/md/bcache/request.c: In function ‘cached_dev_write_complete’: |drivers/md/bcache/request.c: In function ‘cached_dev_write_complete’:

4
debian/patches-rt/0056-efi-Disable-runtime-services-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 62309a1da779bde384a7645a7d3e2713520a76da Mon Sep 17 00:00:00 2001 From 62309a1da779bde384a7645a7d3e2713520a76da Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:03:16 +0200 Date: Thu, 26 Jul 2018 15:03:16 +0200
Subject: [PATCH 056/264] efi: Disable runtime services on RT Subject: [PATCH 056/269] efi: Disable runtime services on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Based on meassurements the EFI functions get_variable / Based on meassurements the EFI functions get_variable /
get_next_variable take up to 2us which looks okay. get_next_variable take up to 2us which looks okay.

4
debian/patches-rt/0057-printk-Add-a-printk-kill-switch.patch vendored
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@ -1,8 +1,8 @@
From 09acfc4d67168f054485eb40955069fa2390a5ec Mon Sep 17 00:00:00 2001 From 09acfc4d67168f054485eb40955069fa2390a5ec Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 22 Jul 2011 17:58:40 +0200 Date: Fri, 22 Jul 2011 17:58:40 +0200
Subject: [PATCH 057/264] printk: Add a printk kill switch Subject: [PATCH 057/269] printk: Add a printk kill switch
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Add a prinkt-kill-switch. This is used from (NMI) watchdog to ensure that Add a prinkt-kill-switch. This is used from (NMI) watchdog to ensure that
it does not dead-lock with the early printk code. it does not dead-lock with the early printk code.

4
debian/patches-rt/0058-printk-Add-force_early_printk-boot-param-to-help-wit.patch vendored
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@ -1,9 +1,9 @@
From 3dd75cbf0c1ddd8dc0a7c0492e86f7293a730145 Mon Sep 17 00:00:00 2001 From 3dd75cbf0c1ddd8dc0a7c0492e86f7293a730145 Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Fri, 2 Sep 2011 14:41:29 +0200 Date: Fri, 2 Sep 2011 14:41:29 +0200
Subject: [PATCH 058/264] printk: Add "force_early_printk" boot param to help Subject: [PATCH 058/269] printk: Add "force_early_printk" boot param to help
with debugging with debugging
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Gives me an option to screw printk and actually see what the machine Gives me an option to screw printk and actually see what the machine
says. says.

4
debian/patches-rt/0059-preempt-Provide-preempt_-_-no-rt-variants.patch vendored
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@ -1,8 +1,8 @@
From 31772df387205be3a95e3d0bc21b7b81a244f6df Mon Sep 17 00:00:00 2001 From 31772df387205be3a95e3d0bc21b7b81a244f6df Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 24 Jul 2009 12:38:56 +0200 Date: Fri, 24 Jul 2009 12:38:56 +0200
Subject: [PATCH 059/264] preempt: Provide preempt_*_(no)rt variants Subject: [PATCH 059/269] preempt: Provide preempt_*_(no)rt variants
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
RT needs a few preempt_disable/enable points which are not necessary RT needs a few preempt_disable/enable points which are not necessary
otherwise. Implement variants to avoid #ifdeffery. otherwise. Implement variants to avoid #ifdeffery.

4
debian/patches-rt/0060-futex-workaround-migrate_disable-enable-in-different.patch vendored
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@ -1,9 +1,9 @@
From c78bd62f56b86aa7717ac7a79e288fa8b3978573 Mon Sep 17 00:00:00 2001 From c78bd62f56b86aa7717ac7a79e288fa8b3978573 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Mar 2017 14:23:35 +0100 Date: Wed, 8 Mar 2017 14:23:35 +0100
Subject: [PATCH 060/264] futex: workaround migrate_disable/enable in different Subject: [PATCH 060/269] futex: workaround migrate_disable/enable in different
context context
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
migrate_disable()/migrate_enable() takes a different path in atomic() vs migrate_disable()/migrate_enable() takes a different path in atomic() vs
!atomic() context. These little hacks ensure that we don't underflow / overflow !atomic() context. These little hacks ensure that we don't underflow / overflow

4
debian/patches-rt/0061-rt-Add-local-irq-locks.patch vendored
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@ -1,8 +1,8 @@
From 5b811e266fa9c293395c73c7a21e7e5c5a51deb1 Mon Sep 17 00:00:00 2001 From 5b811e266fa9c293395c73c7a21e7e5c5a51deb1 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 20 Jun 2011 09:03:47 +0200 Date: Mon, 20 Jun 2011 09:03:47 +0200
Subject: [PATCH 061/264] rt: Add local irq locks Subject: [PATCH 061/269] rt: Add local irq locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Introduce locallock. For !RT this maps to preempt_disable()/ Introduce locallock. For !RT this maps to preempt_disable()/
local_irq_disable() so there is not much that changes. For RT this will local_irq_disable() so there is not much that changes. For RT this will

4
debian/patches-rt/0062-locallock-provide-get-put-_locked_ptr-variants.patch vendored
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@ -1,8 +1,8 @@
From 251ca7087d744d8b174f8488d2f7ea42cedaccf3 Mon Sep 17 00:00:00 2001 From 251ca7087d744d8b174f8488d2f7ea42cedaccf3 Mon Sep 17 00:00:00 2001
From: Julia Cartwright <julia@ni.com> From: Julia Cartwright <julia@ni.com>
Date: Mon, 7 May 2018 08:58:56 -0500 Date: Mon, 7 May 2018 08:58:56 -0500
Subject: [PATCH 062/264] locallock: provide {get,put}_locked_ptr() variants Subject: [PATCH 062/269] locallock: provide {get,put}_locked_ptr() variants
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Provide a set of locallocked accessors for pointers to per-CPU data; Provide a set of locallocked accessors for pointers to per-CPU data;
this is useful for dynamically-allocated per-CPU regions, for example. this is useful for dynamically-allocated per-CPU regions, for example.

4
debian/patches-rt/0063-mm-scatterlist-Do-not-disable-irqs-on-RT.patch vendored
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@ -1,8 +1,8 @@
From bdf1c5db6f1c5d8fe706592f9373849948d65813 Mon Sep 17 00:00:00 2001 From bdf1c5db6f1c5d8fe706592f9373849948d65813 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 3 Jul 2009 08:44:34 -0500 Date: Fri, 3 Jul 2009 08:44:34 -0500
Subject: [PATCH 063/264] mm/scatterlist: Do not disable irqs on RT Subject: [PATCH 063/269] mm/scatterlist: Do not disable irqs on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
For -RT it is enough to keep pagefault disabled (which is currently handled by For -RT it is enough to keep pagefault disabled (which is currently handled by
kmap_atomic()). kmap_atomic()).

4
debian/patches-rt/0064-signal-x86-Delay-calling-signals-in-atomic.patch vendored
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@ -1,8 +1,8 @@
From d892f2116baf1643d4d3c792231c687fa49b71ce Mon Sep 17 00:00:00 2001 From d892f2116baf1643d4d3c792231c687fa49b71ce Mon Sep 17 00:00:00 2001
From: Oleg Nesterov <oleg@redhat.com> From: Oleg Nesterov <oleg@redhat.com>
Date: Tue, 14 Jul 2015 14:26:34 +0200 Date: Tue, 14 Jul 2015 14:26:34 +0200
Subject: [PATCH 064/264] signal/x86: Delay calling signals in atomic Subject: [PATCH 064/269] signal/x86: Delay calling signals in atomic
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
On x86_64 we must disable preemption before we enable interrupts On x86_64 we must disable preemption before we enable interrupts
for stack faults, int3 and debugging, because the current task is using for stack faults, int3 and debugging, because the current task is using

4
debian/patches-rt/0065-x86-signal-delay-calling-signals-on-32bit.patch vendored
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@ -1,8 +1,8 @@
From 6828880f532efdf1ded1248f5e0ea555e9520eda Mon Sep 17 00:00:00 2001 From 6828880f532efdf1ded1248f5e0ea555e9520eda Mon Sep 17 00:00:00 2001
From: Yang Shi <yang.shi@linaro.org> From: Yang Shi <yang.shi@linaro.org>
Date: Thu, 10 Dec 2015 10:58:51 -0800 Date: Thu, 10 Dec 2015 10:58:51 -0800
Subject: [PATCH 065/264] x86/signal: delay calling signals on 32bit Subject: [PATCH 065/269] x86/signal: delay calling signals on 32bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
When running some ptrace single step tests on x86-32 machine, the below problem When running some ptrace single step tests on x86-32 machine, the below problem
is triggered: is triggered:

4
debian/patches-rt/0066-buffer_head-Replace-bh_uptodate_lock-for-rt.patch vendored
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@ -1,8 +1,8 @@
From 651a49976e8e481190cc465a5590940a6f6bbcf9 Mon Sep 17 00:00:00 2001 From 651a49976e8e481190cc465a5590940a6f6bbcf9 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 09:18:52 +0100 Date: Fri, 18 Mar 2011 09:18:52 +0100
Subject: [PATCH 066/264] buffer_head: Replace bh_uptodate_lock for -rt Subject: [PATCH 066/269] buffer_head: Replace bh_uptodate_lock for -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Wrap the bit_spin_lock calls into a separate inline and add the RT Wrap the bit_spin_lock calls into a separate inline and add the RT
replacements with a real spinlock. replacements with a real spinlock.

4
debian/patches-rt/0067-fs-jbd-jbd2-Make-state-lock-and-journal-head-lock-rt.patch vendored
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@ -1,9 +1,9 @@
From 6107effb93a85ff7db4857dca4a0acc2ec4a7d5c Mon Sep 17 00:00:00 2001 From 6107effb93a85ff7db4857dca4a0acc2ec4a7d5c Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 10:11:25 +0100 Date: Fri, 18 Mar 2011 10:11:25 +0100
Subject: [PATCH 067/264] fs: jbd/jbd2: Make state lock and journal head lock Subject: [PATCH 067/269] fs: jbd/jbd2: Make state lock and journal head lock
rt safe rt safe
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
bit_spin_locks break under RT. bit_spin_locks break under RT.

4
debian/patches-rt/0068-list_bl-Make-list-head-locking-RT-safe.patch vendored
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@ -1,8 +1,8 @@
From 44a67462ebab9e354cfa669144248912fa92ca24 Mon Sep 17 00:00:00 2001 From 44a67462ebab9e354cfa669144248912fa92ca24 Mon Sep 17 00:00:00 2001
From: Paul Gortmaker <paul.gortmaker@windriver.com> From: Paul Gortmaker <paul.gortmaker@windriver.com>
Date: Fri, 21 Jun 2013 15:07:25 -0400 Date: Fri, 21 Jun 2013 15:07:25 -0400
Subject: [PATCH 068/264] list_bl: Make list head locking RT safe Subject: [PATCH 068/269] list_bl: Make list head locking RT safe
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
As per changes in include/linux/jbd_common.h for avoiding the As per changes in include/linux/jbd_common.h for avoiding the
bit_spin_locks on RT ("fs: jbd/jbd2: Make state lock and journal bit_spin_locks on RT ("fs: jbd/jbd2: Make state lock and journal

4
debian/patches-rt/0069-list_bl-fixup-bogus-lockdep-warning.patch vendored
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@ -1,8 +1,8 @@
From 20f64514264a9d0ea1533f4743f542a1fb056a16 Mon Sep 17 00:00:00 2001 From 20f64514264a9d0ea1533f4743f542a1fb056a16 Mon Sep 17 00:00:00 2001
From: Josh Cartwright <joshc@ni.com> From: Josh Cartwright <joshc@ni.com>
Date: Thu, 31 Mar 2016 00:04:25 -0500 Date: Thu, 31 Mar 2016 00:04:25 -0500
Subject: [PATCH 069/264] list_bl: fixup bogus lockdep warning Subject: [PATCH 069/269] list_bl: fixup bogus lockdep warning
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
At first glance, the use of 'static inline' seems appropriate for At first glance, the use of 'static inline' seems appropriate for
INIT_HLIST_BL_HEAD(). INIT_HLIST_BL_HEAD().

4
debian/patches-rt/0070-genirq-Disable-irqpoll-on-rt.patch vendored
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@ -1,8 +1,8 @@
From 7520cd851f5733f5e69fe73008893f4be48506f9 Mon Sep 17 00:00:00 2001 From 7520cd851f5733f5e69fe73008893f4be48506f9 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:57 -0500 Date: Fri, 3 Jul 2009 08:29:57 -0500
Subject: [PATCH 070/264] genirq: Disable irqpoll on -rt Subject: [PATCH 070/269] genirq: Disable irqpoll on -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Creates long latencies for no value Creates long latencies for no value

4
debian/patches-rt/0071-genirq-Force-interrupt-thread-on-RT.patch vendored
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@ -1,8 +1,8 @@
From 22860bd2c33dc3abc1b0aa695f8f455595762a93 Mon Sep 17 00:00:00 2001 From 22860bd2c33dc3abc1b0aa695f8f455595762a93 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 3 Apr 2011 11:57:29 +0200 Date: Sun, 3 Apr 2011 11:57:29 +0200
Subject: [PATCH 071/264] genirq: Force interrupt thread on RT Subject: [PATCH 071/269] genirq: Force interrupt thread on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Force threaded_irqs and optimize the code (force_irqthreads) in regard Force threaded_irqs and optimize the code (force_irqthreads) in regard
to this. to this.

4
debian/patches-rt/0072-Split-IRQ-off-and-zone-lock-while-freeing-pages-from.patch vendored
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@ -1,9 +1,9 @@
From 3c22477fe8ef4919a3fb0314834751ad2e2134d8 Mon Sep 17 00:00:00 2001 From 3c22477fe8ef4919a3fb0314834751ad2e2134d8 Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 28 May 2018 15:24:20 +0200 Date: Mon, 28 May 2018 15:24:20 +0200
Subject: [PATCH 072/264] Split IRQ-off and zone->lock while freeing pages from Subject: [PATCH 072/269] Split IRQ-off and zone->lock while freeing pages from
PCP list #1 PCP list #1
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Split the IRQ-off section while accessing the PCP list from zone->lock Split the IRQ-off section while accessing the PCP list from zone->lock
while freeing pages. while freeing pages.

4
debian/patches-rt/0073-Split-IRQ-off-and-zone-lock-while-freeing-pages-from.patch vendored
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@ -1,9 +1,9 @@
From e4639c8f6abcfb4b8b26aa296089349739103578 Mon Sep 17 00:00:00 2001 From e4639c8f6abcfb4b8b26aa296089349739103578 Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 28 May 2018 15:24:21 +0200 Date: Mon, 28 May 2018 15:24:21 +0200
Subject: [PATCH 073/264] Split IRQ-off and zone->lock while freeing pages from Subject: [PATCH 073/269] Split IRQ-off and zone->lock while freeing pages from
PCP list #2 PCP list #2
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Split the IRQ-off section while accessing the PCP list from zone->lock Split the IRQ-off section while accessing the PCP list from zone->lock
while freeing pages. while freeing pages.

4
debian/patches-rt/0074-mm-SLxB-change-list_lock-to-raw_spinlock_t.patch vendored
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@ -1,8 +1,8 @@
From 21da9341b8a6c5d9308bf0c2fa3fe4647749f125 Mon Sep 17 00:00:00 2001 From 21da9341b8a6c5d9308bf0c2fa3fe4647749f125 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 28 May 2018 15:24:22 +0200 Date: Mon, 28 May 2018 15:24:22 +0200
Subject: [PATCH 074/264] mm/SLxB: change list_lock to raw_spinlock_t Subject: [PATCH 074/269] mm/SLxB: change list_lock to raw_spinlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The list_lock is used with used with IRQs off on RT. Make it a raw_spinlock_t The list_lock is used with used with IRQs off on RT. Make it a raw_spinlock_t
otherwise the interrupts won't be disabled on -RT. The locking rules remain otherwise the interrupts won't be disabled on -RT. The locking rules remain

4
debian/patches-rt/0075-mm-SLUB-delay-giving-back-empty-slubs-to-IRQ-enabled.patch vendored
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@ -1,9 +1,9 @@
From 7950585d96adfc3a0b99a639041dbaed50e2a496 Mon Sep 17 00:00:00 2001 From 7950585d96adfc3a0b99a639041dbaed50e2a496 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 21 Jun 2018 17:29:19 +0200 Date: Thu, 21 Jun 2018 17:29:19 +0200
Subject: [PATCH 075/264] mm/SLUB: delay giving back empty slubs to IRQ enabled Subject: [PATCH 075/269] mm/SLUB: delay giving back empty slubs to IRQ enabled
regions regions
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
__free_slab() is invoked with disabled interrupts which increases the __free_slab() is invoked with disabled interrupts which increases the
irq-off time while __free_pages() is doing the work. irq-off time while __free_pages() is doing the work.

4
debian/patches-rt/0076-mm-page_alloc-rt-friendly-per-cpu-pages.patch vendored
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@ -1,8 +1,8 @@
From 31695882006c45fad86890ceff90dd7d65ea5dd3 Mon Sep 17 00:00:00 2001 From 31695882006c45fad86890ceff90dd7d65ea5dd3 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:37 -0500 Date: Fri, 3 Jul 2009 08:29:37 -0500
Subject: [PATCH 076/264] mm: page_alloc: rt-friendly per-cpu pages Subject: [PATCH 076/269] mm: page_alloc: rt-friendly per-cpu pages
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
rt-friendly per-cpu pages: convert the irqs-off per-cpu locking rt-friendly per-cpu pages: convert the irqs-off per-cpu locking
method into a preemptible, explicit-per-cpu-locks method. method into a preemptible, explicit-per-cpu-locks method.

4
debian/patches-rt/0077-mm-swap-Convert-to-percpu-locked.patch vendored
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@ -1,8 +1,8 @@
From 25ce0ae0ad1ef1ed724757c0137241db28a8208d Mon Sep 17 00:00:00 2001 From 25ce0ae0ad1ef1ed724757c0137241db28a8208d Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:51 -0500 Date: Fri, 3 Jul 2009 08:29:51 -0500
Subject: [PATCH 077/264] mm/swap: Convert to percpu locked Subject: [PATCH 077/269] mm/swap: Convert to percpu locked
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Replace global locks (get_cpu + local_irq_save) with "local_locks()". Replace global locks (get_cpu + local_irq_save) with "local_locks()".
Currently there is one of for "rotate" and one for "swap". Currently there is one of for "rotate" and one for "swap".

4
debian/patches-rt/0078-mm-perform-lru_add_drain_all-remotely.patch vendored
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@ -1,8 +1,8 @@
From c6e0c51ac7fe1d0892449e41e6792babe4d7c3fa Mon Sep 17 00:00:00 2001 From c6e0c51ac7fe1d0892449e41e6792babe4d7c3fa Mon Sep 17 00:00:00 2001
From: Luiz Capitulino <lcapitulino@redhat.com> From: Luiz Capitulino <lcapitulino@redhat.com>
Date: Fri, 27 May 2016 15:03:28 +0200 Date: Fri, 27 May 2016 15:03:28 +0200
Subject: [PATCH 078/264] mm: perform lru_add_drain_all() remotely Subject: [PATCH 078/269] mm: perform lru_add_drain_all() remotely
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
lru_add_drain_all() works by scheduling lru_add_drain_cpu() to run lru_add_drain_all() works by scheduling lru_add_drain_cpu() to run
on all CPUs that have non-empty LRU pagevecs and then waiting for on all CPUs that have non-empty LRU pagevecs and then waiting for

4
debian/patches-rt/0079-mm-vmstat-Protect-per-cpu-variables-with-preempt-dis.patch vendored
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@ -1,9 +1,9 @@
From b0971a2847fd9cd9f59eb19e6761f6800a33150d Mon Sep 17 00:00:00 2001 From b0971a2847fd9cd9f59eb19e6761f6800a33150d Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:30:13 -0500 Date: Fri, 3 Jul 2009 08:30:13 -0500
Subject: [PATCH 079/264] mm/vmstat: Protect per cpu variables with preempt Subject: [PATCH 079/269] mm/vmstat: Protect per cpu variables with preempt
disable on RT disable on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Disable preemption on -RT for the vmstat code. On vanila the code runs in Disable preemption on -RT for the vmstat code. On vanila the code runs in
IRQ-off regions while on -RT it is not. "preempt_disable" ensures that the IRQ-off regions while on -RT it is not. "preempt_disable" ensures that the

4
debian/patches-rt/0080-ARM-Initialize-split-page-table-locks-for-vector-pag.patch vendored
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@ -1,9 +1,9 @@
From 1062ea19aa6e1c3dacb44d07747c89b4f66dadc2 Mon Sep 17 00:00:00 2001 From 1062ea19aa6e1c3dacb44d07747c89b4f66dadc2 Mon Sep 17 00:00:00 2001
From: Frank Rowand <frank.rowand@am.sony.com> From: Frank Rowand <frank.rowand@am.sony.com>
Date: Sat, 1 Oct 2011 18:58:13 -0700 Date: Sat, 1 Oct 2011 18:58:13 -0700
Subject: [PATCH 080/264] ARM: Initialize split page table locks for vector Subject: [PATCH 080/269] ARM: Initialize split page table locks for vector
page page
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Without this patch, ARM can not use SPLIT_PTLOCK_CPUS if Without this patch, ARM can not use SPLIT_PTLOCK_CPUS if
PREEMPT_RT_FULL=y because vectors_user_mapping() creates a PREEMPT_RT_FULL=y because vectors_user_mapping() creates a

4
debian/patches-rt/0081-mm-Enable-SLUB-for-RT.patch vendored
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@ -1,8 +1,8 @@
From 7bd789a93c5b97d553b15fd8e446228d23456aff Mon Sep 17 00:00:00 2001 From 7bd789a93c5b97d553b15fd8e446228d23456aff Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 25 Oct 2012 10:32:35 +0100 Date: Thu, 25 Oct 2012 10:32:35 +0100
Subject: [PATCH 081/264] mm: Enable SLUB for RT Subject: [PATCH 081/269] mm: Enable SLUB for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Avoid the memory allocation in IRQ section Avoid the memory allocation in IRQ section

4
debian/patches-rt/0082-slub-Enable-irqs-for-__GFP_WAIT.patch vendored
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@ -1,8 +1,8 @@
From 11224977de88f7f3ddc92b29390c44fdf9a85820 Mon Sep 17 00:00:00 2001 From 11224977de88f7f3ddc92b29390c44fdf9a85820 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 9 Jan 2013 12:08:15 +0100 Date: Wed, 9 Jan 2013 12:08:15 +0100
Subject: [PATCH 082/264] slub: Enable irqs for __GFP_WAIT Subject: [PATCH 082/269] slub: Enable irqs for __GFP_WAIT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
SYSTEM_RUNNING might be too late for enabling interrupts. Allocations SYSTEM_RUNNING might be too late for enabling interrupts. Allocations
with GFP_WAIT can happen before that. So use this as an indicator. with GFP_WAIT can happen before that. So use this as an indicator.

4
debian/patches-rt/0083-slub-Disable-SLUB_CPU_PARTIAL.patch vendored
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@ -1,8 +1,8 @@
From b8b912f1bb257eb44228b3bdb7652c4d6dcda56b Mon Sep 17 00:00:00 2001 From b8b912f1bb257eb44228b3bdb7652c4d6dcda56b Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 15 Apr 2015 19:00:47 +0200 Date: Wed, 15 Apr 2015 19:00:47 +0200
Subject: [PATCH 083/264] slub: Disable SLUB_CPU_PARTIAL Subject: [PATCH 083/269] slub: Disable SLUB_CPU_PARTIAL
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
|BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:915 |BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:915
|in_atomic(): 1, irqs_disabled(): 0, pid: 87, name: rcuop/7 |in_atomic(): 1, irqs_disabled(): 0, pid: 87, name: rcuop/7

4
debian/patches-rt/0084-mm-memcontrol-Don-t-call-schedule_work_on-in-preempt.patch vendored
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@ -1,9 +1,9 @@
From 107eee1a14857d0aecad3c1f56f8b4cabbadcf89 Mon Sep 17 00:00:00 2001 From 107eee1a14857d0aecad3c1f56f8b4cabbadcf89 Mon Sep 17 00:00:00 2001
From: Yang Shi <yang.shi@windriver.com> From: Yang Shi <yang.shi@windriver.com>
Date: Wed, 30 Oct 2013 11:48:33 -0700 Date: Wed, 30 Oct 2013 11:48:33 -0700
Subject: [PATCH 084/264] mm/memcontrol: Don't call schedule_work_on in Subject: [PATCH 084/269] mm/memcontrol: Don't call schedule_work_on in
preemption disabled context preemption disabled context
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The following trace is triggered when running ltp oom test cases: The following trace is triggered when running ltp oom test cases:

4
debian/patches-rt/0085-mm-memcontrol-Replace-local_irq_disable-with-local-l.patch vendored
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@ -1,9 +1,9 @@
From b1fa5897c72583b68655f7eeca2e598dbfa8a0b5 Mon Sep 17 00:00:00 2001 From b1fa5897c72583b68655f7eeca2e598dbfa8a0b5 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 28 Jan 2015 17:14:16 +0100 Date: Wed, 28 Jan 2015 17:14:16 +0100
Subject: [PATCH 085/264] mm/memcontrol: Replace local_irq_disable with local Subject: [PATCH 085/269] mm/memcontrol: Replace local_irq_disable with local
locks locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
There are a few local_irq_disable() which then take sleeping locks. This There are a few local_irq_disable() which then take sleeping locks. This
patch converts them local locks. patch converts them local locks.

4
debian/patches-rt/0086-mm-zsmalloc-copy-with-get_cpu_var-and-locking.patch vendored
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@ -1,8 +1,8 @@
From 83e42c20f52f70e65d03b214fd9c8579b0128f47 Mon Sep 17 00:00:00 2001 From 83e42c20f52f70e65d03b214fd9c8579b0128f47 Mon Sep 17 00:00:00 2001
From: Mike Galbraith <umgwanakikbuti@gmail.com> From: Mike Galbraith <umgwanakikbuti@gmail.com>
Date: Tue, 22 Mar 2016 11:16:09 +0100 Date: Tue, 22 Mar 2016 11:16:09 +0100
Subject: [PATCH 086/264] mm/zsmalloc: copy with get_cpu_var() and locking Subject: [PATCH 086/269] mm/zsmalloc: copy with get_cpu_var() and locking
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
get_cpu_var() disables preemption and triggers a might_sleep() splat later. get_cpu_var() disables preemption and triggers a might_sleep() splat later.
This is replaced with get_locked_var(). This is replaced with get_locked_var().

4
debian/patches-rt/0087-x86-mm-pat-disable-preemption-__split_large_page-aft.patch vendored
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@ -1,9 +1,9 @@
From 2543c80b6aadc59c70c6b6e912ed1e6a9965b3c0 Mon Sep 17 00:00:00 2001 From 2543c80b6aadc59c70c6b6e912ed1e6a9965b3c0 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 11 Dec 2018 21:53:43 +0100 Date: Tue, 11 Dec 2018 21:53:43 +0100
Subject: [PATCH 087/264] x86/mm/pat: disable preemption __split_large_page() Subject: [PATCH 087/269] x86/mm/pat: disable preemption __split_large_page()
after spin_lock() after spin_lock()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Commit "x86/mm/pat: Disable preemption around __flush_tlb_all()" added a Commit "x86/mm/pat: Disable preemption around __flush_tlb_all()" added a
warning if __flush_tlb_all() is invoked in preemptible context. On !RT warning if __flush_tlb_all() is invoked in preemptible context. On !RT

4
debian/patches-rt/0088-radix-tree-use-local-locks.patch vendored
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@ -1,8 +1,8 @@
From 11c1fef6d646f26007271dd7486fe14176d6e6f6 Mon Sep 17 00:00:00 2001 From 11c1fef6d646f26007271dd7486fe14176d6e6f6 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 25 Jan 2017 16:34:27 +0100 Date: Wed, 25 Jan 2017 16:34:27 +0100
Subject: [PATCH 088/264] radix-tree: use local locks Subject: [PATCH 088/269] radix-tree: use local locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The preload functionality uses per-CPU variables and preempt-disable to The preload functionality uses per-CPU variables and preempt-disable to
ensure that it does not switch CPUs during its usage. This patch adds ensure that it does not switch CPUs during its usage. This patch adds

4
debian/patches-rt/0089-timers-Prepare-for-full-preemption.patch vendored
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@ -1,8 +1,8 @@
From 558451a44923dab908e500200b3f6f02fd6e4fae Mon Sep 17 00:00:00 2001 From 558451a44923dab908e500200b3f6f02fd6e4fae Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:34 -0500 Date: Fri, 3 Jul 2009 08:29:34 -0500
Subject: [PATCH 089/264] timers: Prepare for full preemption Subject: [PATCH 089/269] timers: Prepare for full preemption
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
When softirqs can be preempted we need to make sure that cancelling When softirqs can be preempted we need to make sure that cancelling
the timer from the active thread can not deadlock vs. a running timer the timer from the active thread can not deadlock vs. a running timer

4
debian/patches-rt/0090-x86-kvm-Require-const-tsc-for-RT.patch vendored
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@ -1,8 +1,8 @@
From ea0ad5586875098798cbf5d53bb21f2a5b82e537 Mon Sep 17 00:00:00 2001 From ea0ad5586875098798cbf5d53bb21f2a5b82e537 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 6 Nov 2011 12:26:18 +0100 Date: Sun, 6 Nov 2011 12:26:18 +0100
Subject: [PATCH 090/264] x86: kvm Require const tsc for RT Subject: [PATCH 090/269] x86: kvm Require const tsc for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Non constant TSC is a nightmare on bare metal already, but with Non constant TSC is a nightmare on bare metal already, but with
virtualization it becomes a complete disaster because the workarounds virtualization it becomes a complete disaster because the workarounds

4
debian/patches-rt/0091-pci-switchtec-Don-t-use-completion-s-wait-queue.patch vendored
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@ -1,8 +1,8 @@
From 8d76a7f3ba4284defc688a9131aa96e66eb1310a Mon Sep 17 00:00:00 2001 From 8d76a7f3ba4284defc688a9131aa96e66eb1310a Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 4 Oct 2017 10:24:23 +0200 Date: Wed, 4 Oct 2017 10:24:23 +0200
Subject: [PATCH 091/264] pci/switchtec: Don't use completion's wait queue Subject: [PATCH 091/269] pci/switchtec: Don't use completion's wait queue
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The poll callback is using completion's wait_queue_head_t member and The poll callback is using completion's wait_queue_head_t member and
puts it in poll_wait() so the poll() caller gets a wakeup after command puts it in poll_wait() so the poll() caller gets a wakeup after command

4
debian/patches-rt/0092-wait.h-include-atomic.h.patch vendored
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@ -1,11 +1,11 @@
From f8a4f74be5bbce9f9664ebf005bb35f26875858f Mon Sep 17 00:00:00 2001 From f8a4f74be5bbce9f9664ebf005bb35f26875858f Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 28 Oct 2013 12:19:57 +0100 Date: Mon, 28 Oct 2013 12:19:57 +0100
Subject: [PATCH 092/264] wait.h: include atomic.h Subject: [PATCH 092/269] wait.h: include atomic.h
MIME-Version: 1.0 MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit Content-Transfer-Encoding: 8bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
| CC init/main.o | CC init/main.o
|In file included from include/linux/mmzone.h:9:0, |In file included from include/linux/mmzone.h:9:0,

4
debian/patches-rt/0093-work-simple-Simple-work-queue-implemenation.patch vendored
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@ -1,8 +1,8 @@
From 7cf55f71248f4f3c603383a84c73c5e44bfb9229 Mon Sep 17 00:00:00 2001 From 7cf55f71248f4f3c603383a84c73c5e44bfb9229 Mon Sep 17 00:00:00 2001
From: Daniel Wagner <daniel.wagner@bmw-carit.de> From: Daniel Wagner <daniel.wagner@bmw-carit.de>
Date: Fri, 11 Jul 2014 15:26:11 +0200 Date: Fri, 11 Jul 2014 15:26:11 +0200
Subject: [PATCH 093/264] work-simple: Simple work queue implemenation Subject: [PATCH 093/269] work-simple: Simple work queue implemenation
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Provides a framework for enqueuing callbacks from irq context Provides a framework for enqueuing callbacks from irq context
PREEMPT_RT_FULL safe. The callbacks are executed in kthread context. PREEMPT_RT_FULL safe. The callbacks are executed in kthread context.

4
debian/patches-rt/0094-work-simple-drop-a-shit-statement-in-SWORK_EVENT_PEN.patch vendored
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@ -1,9 +1,9 @@
From ba25a567c5891e2b1acd586212b0fd92ce755e71 Mon Sep 17 00:00:00 2001 From ba25a567c5891e2b1acd586212b0fd92ce755e71 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 10 Sep 2018 18:00:31 +0200 Date: Mon, 10 Sep 2018 18:00:31 +0200
Subject: [PATCH 094/264] work-simple: drop a shit statement in Subject: [PATCH 094/269] work-simple: drop a shit statement in
SWORK_EVENT_PENDING SWORK_EVENT_PENDING
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Dan Carpenter reported Dan Carpenter reported
| smatch warnings: | smatch warnings:

4
debian/patches-rt/0095-completion-Use-simple-wait-queues.patch vendored
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@ -1,8 +1,8 @@
From d24dfe04ec75d5329d870c0d20f56f2cba4563ec Mon Sep 17 00:00:00 2001 From d24dfe04ec75d5329d870c0d20f56f2cba4563ec Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 11 Jan 2013 11:23:51 +0100 Date: Fri, 11 Jan 2013 11:23:51 +0100
Subject: [PATCH 095/264] completion: Use simple wait queues Subject: [PATCH 095/269] completion: Use simple wait queues
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Completions have no long lasting callbacks and therefor do not need Completions have no long lasting callbacks and therefor do not need
the complex waitqueue variant. Use simple waitqueues which reduces the the complex waitqueue variant. Use simple waitqueues which reduces the

4
debian/patches-rt/0096-fs-aio-simple-simple-work.patch vendored
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@ -1,8 +1,8 @@
From 39010d30f3244de6b51646a0325b6292d8c84282 Mon Sep 17 00:00:00 2001 From 39010d30f3244de6b51646a0325b6292d8c84282 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 16 Feb 2015 18:49:10 +0100 Date: Mon, 16 Feb 2015 18:49:10 +0100
Subject: [PATCH 096/264] fs/aio: simple simple work Subject: [PATCH 096/269] fs/aio: simple simple work
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
|BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:768 |BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:768
|in_atomic(): 1, irqs_disabled(): 0, pid: 26, name: rcuos/2 |in_atomic(): 1, irqs_disabled(): 0, pid: 26, name: rcuos/2

4
debian/patches-rt/0097-genirq-Do-not-invoke-the-affinity-callback-via-a-wor.patch vendored
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@ -1,9 +1,9 @@
From 2010005b28eea662f9390937d92563ea1c466e24 Mon Sep 17 00:00:00 2001 From 2010005b28eea662f9390937d92563ea1c466e24 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 21 Aug 2013 17:48:46 +0200 Date: Wed, 21 Aug 2013 17:48:46 +0200
Subject: [PATCH 097/264] genirq: Do not invoke the affinity callback via a Subject: [PATCH 097/269] genirq: Do not invoke the affinity callback via a
workqueue on RT workqueue on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
Joe Korty reported, that __irq_set_affinity_locked() schedules a Joe Korty reported, that __irq_set_affinity_locked() schedules a
workqueue while holding a rawlock which results in a might_sleep() workqueue while holding a rawlock which results in a might_sleep()

4
debian/patches-rt/0098-time-hrtimer-avoid-schedule_work-with-interrupts-dis.patch vendored
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@ -1,9 +1,9 @@
From 49622b7282a6c10c5a70f3987df4ccfe3a32c92b Mon Sep 17 00:00:00 2001 From 49622b7282a6c10c5a70f3987df4ccfe3a32c92b Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 15 Nov 2017 17:29:51 +0100 Date: Wed, 15 Nov 2017 17:29:51 +0100
Subject: [PATCH 098/264] time/hrtimer: avoid schedule_work() with interrupts Subject: [PATCH 098/269] time/hrtimer: avoid schedule_work() with interrupts
disabled disabled
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
The NOHZ code tries to schedule a workqueue with interrupts disabled. The NOHZ code tries to schedule a workqueue with interrupts disabled.
Since this does not work -RT I am switching it to swork instead. Since this does not work -RT I am switching it to swork instead.

4
debian/patches-rt/0099-hrtimer-consolidate-hrtimer_init-hrtimer_init_sleepe.patch vendored
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@ -1,9 +1,9 @@
From 7223736bbeccbb731d509b603b15adcbf36bdade Mon Sep 17 00:00:00 2001 From 7223736bbeccbb731d509b603b15adcbf36bdade Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 11:25:41 +0200 Date: Tue, 3 Jul 2018 11:25:41 +0200
Subject: [PATCH 099/264] hrtimer: consolidate hrtimer_init() + Subject: [PATCH 099/269] hrtimer: consolidate hrtimer_init() +
hrtimer_init_sleeper() calls hrtimer_init_sleeper() calls
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt19.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.37-rt20.tar.xz
hrtimer_init_sleeper() calls require a prior initialisation of the hrtimer_init_sleeper() calls require a prior initialisation of the
hrtimer object with hrtimer_init(). Lets make the initialisation of hrtimer object with hrtimer_init(). Lets make the initialisation of

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