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[rt] Update to 4.19.142-rt63

This commit is contained in:
Salvatore Bonaccorso 2020-09-04 22:10:21 +02:00
parent a91434eeb6
commit 321776dd0e
336 changed files with 2704 additions and 2186 deletions
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1
debian/changelog vendored
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@ -622,6 +622,7 @@ linux (4.19.142-1) UNRELEASED; urgency=medium
list #1" for context changes in 4.19.142 list #1" for context changes in 4.19.142
* ACPI: configfs: Disallow loading ACPI tables when locked down * ACPI: configfs: Disallow loading ACPI tables when locked down
(CVE-2020-15780) (CVE-2020-15780)
* [rt] Update to 4.19.142-rt63
-- Salvatore Bonaccorso <carnil@debian.org> Tue, 04 Aug 2020 16:33:40 +0200 -- Salvatore Bonaccorso <carnil@debian.org> Tue, 04 Aug 2020 16:33:40 +0200

8
debian/patches-rt/0001-ARM-at91-add-TCB-registers-definitions.patch vendored
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@ -1,9 +1,9 @@
From 378ee68279f6a7631221f2670a9298620148690d Mon Sep 17 00:00:00 2001 From 56457dc415803c8abc5acb513ada877a79596f05 Mon Sep 17 00:00:00 2001
Message-Id: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> Message-Id: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:18 +0200 Date: Thu, 13 Sep 2018 13:30:18 +0200
Subject: [PATCH 001/329] ARM: at91: add TCB registers definitions Subject: [PATCH 001/333] ARM: at91: add TCB registers definitions
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Add registers and bits definitions for the timer counter blocks found on Add registers and bits definitions for the timer counter blocks found on
Atmel ARM SoCs. Atmel ARM SoCs.

12
debian/patches-rt/0002-clocksource-drivers-Add-a-new-driver-for-the-Atmel-A.patch vendored
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@ -1,12 +1,12 @@
From 965acd390f989c4828cc2c363c5d2b5ba13788b7 Mon Sep 17 00:00:00 2001 From 1386a9166d814e8e5e8668ada3c3e00f997349aa Mon Sep 17 00:00:00 2001
Message-Id: <965acd390f989c4828cc2c363c5d2b5ba13788b7.1596234183.git.zanussi@kernel.org> Message-Id: <1386a9166d814e8e5e8668ada3c3e00f997349aa.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:19 +0200 Date: Thu, 13 Sep 2018 13:30:19 +0200
Subject: [PATCH 002/329] clocksource/drivers: Add a new driver for the Atmel Subject: [PATCH 002/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

12
debian/patches-rt/0003-clocksource-drivers-timer-atmel-tcb-add-clockevent-d.patch vendored
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@ -1,12 +1,12 @@
From a4837437e5d30cac40a7601e491f2f2d39204d6a Mon Sep 17 00:00:00 2001 From f10cd782df082b35e5630ad1d91c9b396bdb40f6 Mon Sep 17 00:00:00 2001
Message-Id: <a4837437e5d30cac40a7601e491f2f2d39204d6a.1596234183.git.zanussi@kernel.org> Message-Id: <f10cd782df082b35e5630ad1d91c9b396bdb40f6.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:20 +0200 Date: Thu, 13 Sep 2018 13:30:20 +0200
Subject: [PATCH 003/329] clocksource/drivers: timer-atmel-tcb: add clockevent Subject: [PATCH 003/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

12
debian/patches-rt/0004-clocksource-drivers-atmel-pit-make-option-silent.patch vendored
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@ -1,11 +1,11 @@
From 93345e1b63b69cd0c590ce777e203b06cf7bcb69 Mon Sep 17 00:00:00 2001 From 44798f501242577d14cb71a200a07359b48aaf04 Mon Sep 17 00:00:00 2001
Message-Id: <93345e1b63b69cd0c590ce777e203b06cf7bcb69.1596234183.git.zanussi@kernel.org> Message-Id: <44798f501242577d14cb71a200a07359b48aaf04.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:21 +0200 Date: Thu, 13 Sep 2018 13:30:21 +0200
Subject: [PATCH 004/329] clocksource/drivers: atmel-pit: make option silent Subject: [PATCH 004/333] clocksource/drivers: atmel-pit: make option silent
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

12
debian/patches-rt/0005-ARM-at91-Implement-clocksource-selection.patch vendored
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@ -1,11 +1,11 @@
From f7c582cf48ef62e26df4240e10321a1e47ade705 Mon Sep 17 00:00:00 2001 From a281b6474c54382a42744ca86d1566ea5482950f Mon Sep 17 00:00:00 2001
Message-Id: <f7c582cf48ef62e26df4240e10321a1e47ade705.1596234183.git.zanussi@kernel.org> Message-Id: <a281b6474c54382a42744ca86d1566ea5482950f.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:22 +0200 Date: Thu, 13 Sep 2018 13:30:22 +0200
Subject: [PATCH 005/329] ARM: at91: Implement clocksource selection Subject: [PATCH 005/333] ARM: at91: Implement clocksource selection
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

12
debian/patches-rt/0006-ARM-configs-at91-use-new-TCB-timer-driver.patch vendored
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@ -1,11 +1,11 @@
From c90cec3fe051b5fdafcc85ebd1c51348ce7a37a0 Mon Sep 17 00:00:00 2001 From 1e235cc037da3ebb2c2e7c03a5b03b6dd927bed2 Mon Sep 17 00:00:00 2001
Message-Id: <c90cec3fe051b5fdafcc85ebd1c51348ce7a37a0.1596234183.git.zanussi@kernel.org> Message-Id: <1e235cc037da3ebb2c2e7c03a5b03b6dd927bed2.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:23 +0200 Date: Thu, 13 Sep 2018 13:30:23 +0200
Subject: [PATCH 006/329] ARM: configs: at91: use new TCB timer driver Subject: [PATCH 006/333] ARM: configs: at91: use new TCB timer driver
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

12
debian/patches-rt/0007-ARM-configs-at91-unselect-PIT.patch vendored
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@ -1,11 +1,11 @@
From f07baa3335ef764494f3f554e26878349a8ff49d Mon Sep 17 00:00:00 2001 From 751b975c1bf921792e1e9343571b04505615f7f7 Mon Sep 17 00:00:00 2001
Message-Id: <f07baa3335ef764494f3f554e26878349a8ff49d.1596234183.git.zanussi@kernel.org> Message-Id: <751b975c1bf921792e1e9343571b04505615f7f7.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Alexandre Belloni <alexandre.belloni@bootlin.com> From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Thu, 13 Sep 2018 13:30:24 +0200 Date: Thu, 13 Sep 2018 13:30:24 +0200
Subject: [PATCH 007/329] ARM: configs: at91: unselect PIT Subject: [PATCH 007/333] ARM: configs: at91: unselect PIT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

20
debian/patches-rt/0008-irqchip-gic-v3-its-Move-pending-table-allocation-to-.patch vendored
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@ -1,12 +1,12 @@
From 5bd91a93666e2e1332ef72277afcf35207ba24f6 Mon Sep 17 00:00:00 2001 From 92eb32113e64d756f7ea3b1e1c0c9c419e68ec6c Mon Sep 17 00:00:00 2001
Message-Id: <5bd91a93666e2e1332ef72277afcf35207ba24f6.1596234183.git.zanussi@kernel.org> Message-Id: <92eb32113e64d756f7ea3b1e1c0c9c419e68ec6c.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Marc Zyngier <marc.zyngier@arm.com> From: Marc Zyngier <marc.zyngier@arm.com>
Date: Fri, 27 Jul 2018 13:38:54 +0100 Date: Fri, 27 Jul 2018 13:38:54 +0100
Subject: [PATCH 008/329] irqchip/gic-v3-its: Move pending table allocation to Subject: [PATCH 008/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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>
@ -16,7 +16,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
2 files changed, 53 insertions(+), 28 deletions(-) 2 files changed, 53 insertions(+), 28 deletions(-)
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index fe7d63cdfb1d..937c94625c36 100644 index d5cc32e80f5e..07a6ade2b39e 100644
--- a/drivers/irqchip/irq-gic-v3-its.c --- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -179,6 +179,7 @@ static DEFINE_RAW_SPINLOCK(vmovp_lock); @@ -179,6 +179,7 @@ static DEFINE_RAW_SPINLOCK(vmovp_lock);
@ -110,7 +110,7 @@ index fe7d63cdfb1d..937c94625c36 100644
} }
static void its_cpu_init_collection(struct its_node *its) static void its_cpu_init_collection(struct its_node *its)
@@ -3591,16 +3613,6 @@ static int redist_disable_lpis(void) @@ -3594,16 +3616,6 @@ static int redist_disable_lpis(void)
u64 timeout = USEC_PER_SEC; u64 timeout = USEC_PER_SEC;
u64 val; u64 val;
@ -127,7 +127,7 @@ index fe7d63cdfb1d..937c94625c36 100644
if (!gic_rdists_supports_plpis()) { if (!gic_rdists_supports_plpis()) {
pr_info("CPU%d: LPIs not supported\n", smp_processor_id()); pr_info("CPU%d: LPIs not supported\n", smp_processor_id());
return -ENXIO; return -ENXIO;
@@ -3610,7 +3622,18 @@ static int redist_disable_lpis(void) @@ -3613,7 +3625,18 @@ static int redist_disable_lpis(void)
if (!(val & GICR_CTLR_ENABLE_LPIS)) if (!(val & GICR_CTLR_ENABLE_LPIS))
return 0; return 0;
@ -147,7 +147,7 @@ index fe7d63cdfb1d..937c94625c36 100644
smp_processor_id()); smp_processor_id());
add_taint(TAINT_CRAP, LOCKDEP_STILL_OK); add_taint(TAINT_CRAP, LOCKDEP_STILL_OK);
@@ -3866,7 +3889,8 @@ int __init its_init(struct fwnode_handle *handle, struct rdists *rdists, @@ -3869,7 +3892,8 @@ int __init its_init(struct fwnode_handle *handle, struct rdists *rdists,
} }
gic_rdists = rdists; gic_rdists = rdists;

40
debian/patches-rt/0009-kthread-convert-worker-lock-to-raw-spinlock.patch vendored
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@ -1,11 +1,11 @@
From 436c3539b5d3b39dccf769a3627cb94ecb075698 Mon Sep 17 00:00:00 2001 From f2e676094d02b759c2b71d4e059e7dbf254ef3c4 Mon Sep 17 00:00:00 2001
Message-Id: <436c3539b5d3b39dccf769a3627cb94ecb075698.1596234183.git.zanussi@kernel.org> Message-Id: <f2e676094d02b759c2b71d4e059e7dbf254ef3c4.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Julia Cartwright <julia@ni.com> From: Julia Cartwright <julia@ni.com>
Date: Fri, 28 Sep 2018 21:03:51 +0000 Date: Fri, 28 Sep 2018 21:03:51 +0000
Subject: [PATCH 009/329] kthread: convert worker lock to raw spinlock Subject: [PATCH 009/333] kthread: convert worker lock to raw spinlock
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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
@ -39,10 +39,10 @@ index c1961761311d..ad292898f7f2 100644
struct list_head delayed_work_list; struct list_head delayed_work_list;
struct task_struct *task; struct task_struct *task;
diff --git a/kernel/kthread.c b/kernel/kthread.c diff --git a/kernel/kthread.c b/kernel/kthread.c
index 087d18d771b5..5641b55783a6 100644 index b786eda90bb5..81aa14daa5fe 100644
--- a/kernel/kthread.c --- a/kernel/kthread.c
+++ b/kernel/kthread.c +++ b/kernel/kthread.c
@@ -599,7 +599,7 @@ void __kthread_init_worker(struct kthread_worker *worker, @@ -612,7 +612,7 @@ void __kthread_init_worker(struct kthread_worker *worker,
struct lock_class_key *key) struct lock_class_key *key)
{ {
memset(worker, 0, sizeof(struct kthread_worker)); memset(worker, 0, sizeof(struct kthread_worker));
@ -51,7 +51,7 @@ index 087d18d771b5..5641b55783a6 100644
lockdep_set_class_and_name(&worker->lock, key, name); lockdep_set_class_and_name(&worker->lock, key, name);
INIT_LIST_HEAD(&worker->work_list); INIT_LIST_HEAD(&worker->work_list);
INIT_LIST_HEAD(&worker->delayed_work_list); INIT_LIST_HEAD(&worker->delayed_work_list);
@@ -641,21 +641,21 @@ int kthread_worker_fn(void *worker_ptr) @@ -654,21 +654,21 @@ int kthread_worker_fn(void *worker_ptr)
if (kthread_should_stop()) { if (kthread_should_stop()) {
__set_current_state(TASK_RUNNING); __set_current_state(TASK_RUNNING);
@ -77,7 +77,7 @@ index 087d18d771b5..5641b55783a6 100644
if (work) { if (work) {
__set_current_state(TASK_RUNNING); __set_current_state(TASK_RUNNING);
@@ -812,12 +812,12 @@ bool kthread_queue_work(struct kthread_worker *worker, @@ -825,12 +825,12 @@ bool kthread_queue_work(struct kthread_worker *worker,
bool ret = false; bool ret = false;
unsigned long flags; unsigned long flags;
@ -92,7 +92,7 @@ index 087d18d771b5..5641b55783a6 100644
return ret; return ret;
} }
EXPORT_SYMBOL_GPL(kthread_queue_work); EXPORT_SYMBOL_GPL(kthread_queue_work);
@@ -843,7 +843,7 @@ void kthread_delayed_work_timer_fn(struct timer_list *t) @@ -856,7 +856,7 @@ void kthread_delayed_work_timer_fn(struct timer_list *t)
if (WARN_ON_ONCE(!worker)) if (WARN_ON_ONCE(!worker))
return; return;
@ -101,7 +101,7 @@ index 087d18d771b5..5641b55783a6 100644
/* Work must not be used with >1 worker, see kthread_queue_work(). */ /* Work must not be used with >1 worker, see kthread_queue_work(). */
WARN_ON_ONCE(work->worker != worker); WARN_ON_ONCE(work->worker != worker);
@@ -852,7 +852,7 @@ void kthread_delayed_work_timer_fn(struct timer_list *t) @@ -865,7 +865,7 @@ void kthread_delayed_work_timer_fn(struct timer_list *t)
list_del_init(&work->node); list_del_init(&work->node);
kthread_insert_work(worker, work, &worker->work_list); kthread_insert_work(worker, work, &worker->work_list);
@ -110,7 +110,7 @@ index 087d18d771b5..5641b55783a6 100644
} }
EXPORT_SYMBOL(kthread_delayed_work_timer_fn); EXPORT_SYMBOL(kthread_delayed_work_timer_fn);
@@ -908,14 +908,14 @@ bool kthread_queue_delayed_work(struct kthread_worker *worker, @@ -921,14 +921,14 @@ bool kthread_queue_delayed_work(struct kthread_worker *worker,
unsigned long flags; unsigned long flags;
bool ret = false; bool ret = false;
@ -127,7 +127,7 @@ index 087d18d771b5..5641b55783a6 100644
return ret; return ret;
} }
EXPORT_SYMBOL_GPL(kthread_queue_delayed_work); EXPORT_SYMBOL_GPL(kthread_queue_delayed_work);
@@ -951,7 +951,7 @@ void kthread_flush_work(struct kthread_work *work) @@ -964,7 +964,7 @@ void kthread_flush_work(struct kthread_work *work)
if (!worker) if (!worker)
return; return;
@ -136,7 +136,7 @@ index 087d18d771b5..5641b55783a6 100644
/* Work must not be used with >1 worker, see kthread_queue_work(). */ /* Work must not be used with >1 worker, see kthread_queue_work(). */
WARN_ON_ONCE(work->worker != worker); WARN_ON_ONCE(work->worker != worker);
@@ -963,7 +963,7 @@ void kthread_flush_work(struct kthread_work *work) @@ -976,7 +976,7 @@ void kthread_flush_work(struct kthread_work *work)
else else
noop = true; noop = true;
@ -145,7 +145,7 @@ index 087d18d771b5..5641b55783a6 100644
if (!noop) if (!noop)
wait_for_completion(&fwork.done); wait_for_completion(&fwork.done);
@@ -996,9 +996,9 @@ static bool __kthread_cancel_work(struct kthread_work *work, bool is_dwork, @@ -1009,9 +1009,9 @@ static bool __kthread_cancel_work(struct kthread_work *work, bool is_dwork,
* any queuing is blocked by setting the canceling counter. * any queuing is blocked by setting the canceling counter.
*/ */
work->canceling++; work->canceling++;
@ -157,7 +157,7 @@ index 087d18d771b5..5641b55783a6 100644
work->canceling--; work->canceling--;
} }
@@ -1045,7 +1045,7 @@ bool kthread_mod_delayed_work(struct kthread_worker *worker, @@ -1058,7 +1058,7 @@ bool kthread_mod_delayed_work(struct kthread_worker *worker,
unsigned long flags; unsigned long flags;
int ret = false; int ret = false;
@ -166,7 +166,7 @@ index 087d18d771b5..5641b55783a6 100644
/* Do not bother with canceling when never queued. */ /* Do not bother with canceling when never queued. */
if (!work->worker) if (!work->worker)
@@ -1062,7 +1062,7 @@ bool kthread_mod_delayed_work(struct kthread_worker *worker, @@ -1075,7 +1075,7 @@ bool kthread_mod_delayed_work(struct kthread_worker *worker,
fast_queue: fast_queue:
__kthread_queue_delayed_work(worker, dwork, delay); __kthread_queue_delayed_work(worker, dwork, delay);
out: out:
@ -175,7 +175,7 @@ index 087d18d771b5..5641b55783a6 100644
return ret; return ret;
} }
EXPORT_SYMBOL_GPL(kthread_mod_delayed_work); EXPORT_SYMBOL_GPL(kthread_mod_delayed_work);
@@ -1076,7 +1076,7 @@ static bool __kthread_cancel_work_sync(struct kthread_work *work, bool is_dwork) @@ -1089,7 +1089,7 @@ static bool __kthread_cancel_work_sync(struct kthread_work *work, bool is_dwork)
if (!worker) if (!worker)
goto out; goto out;
@ -184,7 +184,7 @@ index 087d18d771b5..5641b55783a6 100644
/* Work must not be used with >1 worker, see kthread_queue_work(). */ /* Work must not be used with >1 worker, see kthread_queue_work(). */
WARN_ON_ONCE(work->worker != worker); WARN_ON_ONCE(work->worker != worker);
@@ -1090,13 +1090,13 @@ static bool __kthread_cancel_work_sync(struct kthread_work *work, bool is_dwork) @@ -1103,13 +1103,13 @@ static bool __kthread_cancel_work_sync(struct kthread_work *work, bool is_dwork)
* In the meantime, block any queuing by setting the canceling counter. * In the meantime, block any queuing by setting the canceling counter.
*/ */
work->canceling++; work->canceling++;

12
debian/patches-rt/0010-crypto-caam-qi-simplify-CGR-allocation-freeing.patch vendored
View File

@ -1,14 +1,14 @@
From d95c42605a6295992e066a29cb8e7ec96d58978f Mon Sep 17 00:00:00 2001 From 84cdd070b9fb0b9c7f4bb65488f762fa2dafda23 Mon Sep 17 00:00:00 2001
Message-Id: <d95c42605a6295992e066a29cb8e7ec96d58978f.1596234183.git.zanussi@kernel.org> Message-Id: <84cdd070b9fb0b9c7f4bb65488f762fa2dafda23.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: =?UTF-8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com> From: =?UTF-8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com>
Date: Mon, 8 Oct 2018 14:09:37 +0300 Date: Mon, 8 Oct 2018 14:09:37 +0300
Subject: [PATCH 010/329] crypto: caam/qi - simplify CGR allocation, freeing Subject: [PATCH 010/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
[Upstream commit 29e83c757006fd751966bdc53392bb22d74179c6] [Upstream commit 29e83c757006fd751966bdc53392bb22d74179c6]

14
debian/patches-rt/0011-sched-fair-Robustify-CFS-bandwidth-timer-locking.patch vendored
View File

@ -1,11 +1,11 @@
From 4e2c3189e75ee0f047d79efd36f66b7fdcc65504 Mon Sep 17 00:00:00 2001 From bcaca4b50d79502c7c866224a456cbeaf0a12985 Mon Sep 17 00:00:00 2001
Message-Id: <4e2c3189e75ee0f047d79efd36f66b7fdcc65504.1596234183.git.zanussi@kernel.org> Message-Id: <bcaca4b50d79502c7c866224a456cbeaf0a12985.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 7 Jan 2019 13:52:31 +0100 Date: Mon, 7 Jan 2019 13:52:31 +0100
Subject: [PATCH 011/329] sched/fair: Robustify CFS-bandwidth timer locking Subject: [PATCH 011/333] sched/fair: Robustify CFS-bandwidth timer locking
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Traditionally hrtimer callbacks were run with IRQs disabled, but with Traditionally hrtimer callbacks were run with IRQs disabled, but with
the introduction of HRTIMER_MODE_SOFT it is possible they run from the introduction of HRTIMER_MODE_SOFT it is possible they run from
@ -33,7 +33,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 16 insertions(+), 14 deletions(-) 1 file changed, 16 insertions(+), 14 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index d8c249e6dcb7..4665c6c03292 100644 index 696d08a4593e..63a630f8dd1e 100644
--- a/kernel/sched/fair.c --- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c +++ b/kernel/sched/fair.c
@@ -4597,7 +4597,7 @@ static u64 distribute_cfs_runtime(struct cfs_bandwidth *cfs_b, u64 remaining) @@ -4597,7 +4597,7 @@ static u64 distribute_cfs_runtime(struct cfs_bandwidth *cfs_b, u64 remaining)

12
debian/patches-rt/0012-arm-Convert-arm-boot_lock-to-raw.patch vendored
View File

@ -1,11 +1,11 @@
From 865f8ddda5b9fc471bbf7c080c06e72062b9dc36 Mon Sep 17 00:00:00 2001 From 442c231ef3f6c252ecc0852dba6371ce1af38943 Mon Sep 17 00:00:00 2001
Message-Id: <865f8ddda5b9fc471bbf7c080c06e72062b9dc36.1596234183.git.zanussi@kernel.org> Message-Id: <442c231ef3f6c252ecc0852dba6371ce1af38943.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Frank Rowand <frank.rowand@am.sony.com> From: Frank Rowand <frank.rowand@am.sony.com>
Date: Mon, 19 Sep 2011 14:51:14 -0700 Date: Mon, 19 Sep 2011 14:51:14 -0700
Subject: [PATCH 012/329] arm: Convert arm boot_lock to raw Subject: [PATCH 012/333] arm: Convert arm boot_lock to raw
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

14
debian/patches-rt/0013-x86-ioapic-Don-t-let-setaffinity-unmask-threaded-EOI.patch vendored
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@ -1,12 +1,12 @@
From 9862698c10d9149c9a71c22c0f34ffd4781143c6 Mon Sep 17 00:00:00 2001 From 8c88968fef0adbe6298376208fdf9ac5ad03a2f9 Mon Sep 17 00:00:00 2001
Message-Id: <9862698c10d9149c9a71c22c0f34ffd4781143c6.1596234183.git.zanussi@kernel.org> Message-Id: <8c88968fef0adbe6298376208fdf9ac5ad03a2f9.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 17 Jul 2018 18:25:31 +0200 Date: Tue, 17 Jul 2018 18:25:31 +0200
Subject: [PATCH 013/329] x86/ioapic: Don't let setaffinity unmask threaded EOI Subject: [PATCH 013/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.
@ -38,7 +38,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 8 insertions(+), 8 deletions(-) 1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 08e2f3a5f124..c3978452c49b 100644 index 95e21c438012..53590eea257b 100644
--- a/arch/x86/kernel/apic/io_apic.c --- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c
@@ -1722,7 +1722,7 @@ static bool io_apic_level_ack_pending(struct mp_chip_data *data) @@ -1722,7 +1722,7 @@ static bool io_apic_level_ack_pending(struct mp_chip_data *data)

12
debian/patches-rt/0014-cgroup-use-irqsave-in-cgroup_rstat_flush_locked.patch vendored
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@ -1,11 +1,11 @@
From 0f967f53b47a147c58857b9e76845cc842377c4f Mon Sep 17 00:00:00 2001 From 3f210fbaeb5391ebe07fc41c9033f363059c724e Mon Sep 17 00:00:00 2001
Message-Id: <0f967f53b47a147c58857b9e76845cc842377c4f.1596234183.git.zanussi@kernel.org> Message-Id: <3f210fbaeb5391ebe07fc41c9033f363059c724e.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 18:19:48 +0200 Date: Tue, 3 Jul 2018 18:19:48 +0200
Subject: [PATCH 014/329] cgroup: use irqsave in cgroup_rstat_flush_locked() Subject: [PATCH 014/333] cgroup: use irqsave in cgroup_rstat_flush_locked()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
All callers of cgroup_rstat_flush_locked() acquire cgroup_rstat_lock All callers of cgroup_rstat_flush_locked() acquire cgroup_rstat_lock
either with spin_lock_irq() or spin_lock_irqsave(). either with spin_lock_irq() or spin_lock_irqsave().

12
debian/patches-rt/0015-fscache-initialize-cookie-hash-table-raw-spinlocks.patch vendored
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@ -1,11 +1,11 @@
From 0051d62d6d49a02db52d948335e9f5024cf73fa6 Mon Sep 17 00:00:00 2001 From 8cc9dad85fa770aa977dd40a32d1c3035f382464 Mon Sep 17 00:00:00 2001
Message-Id: <0051d62d6d49a02db52d948335e9f5024cf73fa6.1596234183.git.zanussi@kernel.org> Message-Id: <8cc9dad85fa770aa977dd40a32d1c3035f382464.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Clark Williams <williams@redhat.com> From: Clark Williams <williams@redhat.com>
Date: Tue, 3 Jul 2018 13:34:30 -0500 Date: Tue, 3 Jul 2018 13:34:30 -0500
Subject: [PATCH 015/329] fscache: initialize cookie hash table raw spinlocks Subject: [PATCH 015/333] fscache: initialize cookie hash table raw spinlocks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The fscache cookie mechanism uses a hash table of hlist_bl_head structures. The The fscache cookie mechanism uses a hash table of hlist_bl_head structures. The
PREEMPT_RT patcheset adds a raw spinlock to this structure and so on PREEMPT_RT PREEMPT_RT patcheset adds a raw spinlock to this structure and so on PREEMPT_RT

12
debian/patches-rt/0016-Drivers-hv-vmbus-include-header-for-get_irq_regs.patch vendored
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@ -1,14 +1,14 @@
From c19335c8a6df13f2b73b8abf58d9f14ca725715f Mon Sep 17 00:00:00 2001 From a9d3e70754106d9ac97545cdee07fc314d8d1bdb Mon Sep 17 00:00:00 2001
Message-Id: <c19335c8a6df13f2b73b8abf58d9f14ca725715f.1596234183.git.zanussi@kernel.org> Message-Id: <a9d3e70754106d9ac97545cdee07fc314d8d1bdb.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 29 Aug 2018 21:59:04 +0200 Date: Wed, 29 Aug 2018 21:59:04 +0200
Subject: [PATCH 016/329] Drivers: hv: vmbus: include header for get_irq_regs() Subject: [PATCH 016/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
On !RT the header file get_irq_regs() gets pulled in via other header files. On On !RT the header file get_irq_regs() gets pulled in via other header files. On
RT it does not and the build fails: RT it does not and the build fails:

12
debian/patches-rt/0017-percpu-include-irqflags.h-for-raw_local_irq_save.patch vendored
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@ -1,11 +1,11 @@
From f2b2f9460d69551ea290a63a7e45e017b04add58 Mon Sep 17 00:00:00 2001 From 07c81c26e9fcf6e4e726398981a575b84e11d114 Mon Sep 17 00:00:00 2001
Message-Id: <f2b2f9460d69551ea290a63a7e45e017b04add58.1596234183.git.zanussi@kernel.org> Message-Id: <07c81c26e9fcf6e4e726398981a575b84e11d114.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 11 Oct 2018 16:39:59 +0200 Date: Thu, 11 Oct 2018 16:39:59 +0200
Subject: [PATCH 017/329] percpu: include irqflags.h for raw_local_irq_save() Subject: [PATCH 017/333] percpu: include irqflags.h for raw_local_irq_save()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The header percpu.h header file is using raw_local_irq_save() but does The header percpu.h header file is using raw_local_irq_save() but does
not include irqflags.h for its definition. It compiles because the not include irqflags.h for its definition. It compiles because the

14
debian/patches-rt/0018-efi-Allow-efi-runtime.patch vendored
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@ -1,11 +1,11 @@
From 75f0aa39a3a6ffc854e325be51913e161dc7b10a Mon Sep 17 00:00:00 2001 From 8eb70a9382b675bcaa2018d7f3a4258a8df2a5cc Mon Sep 17 00:00:00 2001
Message-Id: <75f0aa39a3a6ffc854e325be51913e161dc7b10a.1596234183.git.zanussi@kernel.org> Message-Id: <8eb70a9382b675bcaa2018d7f3a4258a8df2a5cc.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:06:10 +0200 Date: Thu, 26 Jul 2018 15:06:10 +0200
Subject: [PATCH 018/329] efi: Allow efi=runtime Subject: [PATCH 018/333] efi: Allow efi=runtime
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
In case the option "efi=noruntime" is default at built-time, the user In case the option "efi=noruntime" is default at built-time, the user
could overwrite its sate by `efi=runtime' and allow it again. could overwrite its sate by `efi=runtime' and allow it again.
@ -17,7 +17,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 3 insertions(+) 1 file changed, 3 insertions(+)
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index de1bc38ab39f..22cf4dd07b03 100644 index a8180f9090fa..263459bc4d14 100644
--- a/drivers/firmware/efi/efi.c --- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c
@@ -113,6 +113,9 @@ static int __init parse_efi_cmdline(char *str) @@ -113,6 +113,9 @@ static int __init parse_efi_cmdline(char *str)

12
debian/patches-rt/0019-x86-efi-drop-task_lock-from-efi_switch_mm.patch vendored
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@ -1,11 +1,11 @@
From 28a1e1b3e8ec3632df3d230bcfd2bc885a4c8512 Mon Sep 17 00:00:00 2001 From f2bcb7af52876669f929624f5d9971cf942cf3fc Mon Sep 17 00:00:00 2001
Message-Id: <28a1e1b3e8ec3632df3d230bcfd2bc885a4c8512.1596234183.git.zanussi@kernel.org> Message-Id: <f2bcb7af52876669f929624f5d9971cf942cf3fc.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 24 Jul 2018 14:48:55 +0200 Date: Tue, 24 Jul 2018 14:48:55 +0200
Subject: [PATCH 019/329] x86/efi: drop task_lock() from efi_switch_mm() Subject: [PATCH 019/333] x86/efi: drop task_lock() from efi_switch_mm()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

14
debian/patches-rt/0020-arm64-KVM-compute_layout-before-altenates-are-applie.patch vendored
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@ -1,12 +1,12 @@
From 7130507c8f5a29402c5361c526def1ea1c492e5f Mon Sep 17 00:00:00 2001 From ce3aeb76f778a401f356a534e77d0964a5f3b2cb Mon Sep 17 00:00:00 2001
Message-Id: <7130507c8f5a29402c5361c526def1ea1c492e5f.1596234183.git.zanussi@kernel.org> Message-Id: <ce3aeb76f778a401f356a534e77d0964a5f3b2cb.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 09:13:42 +0200 Date: Thu, 26 Jul 2018 09:13:42 +0200
Subject: [PATCH 020/329] arm64: KVM: compute_layout before altenates are Subject: [PATCH 020/333] arm64: KVM: compute_layout before altenates are
applied applied
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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().
@ -21,7 +21,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
3 files changed, 8 insertions(+), 6 deletions(-) 3 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/arch/arm64/include/asm/alternative.h b/arch/arm64/include/asm/alternative.h diff --git a/arch/arm64/include/asm/alternative.h b/arch/arm64/include/asm/alternative.h
index 849d891c60a8..02064155e1b3 100644 index 844f05b23115..04b950d4c7f5 100644
--- a/arch/arm64/include/asm/alternative.h --- a/arch/arm64/include/asm/alternative.h
+++ b/arch/arm64/include/asm/alternative.h +++ b/arch/arm64/include/asm/alternative.h
@@ -35,6 +35,12 @@ void apply_alternatives_module(void *start, size_t length); @@ -35,6 +35,12 @@ void apply_alternatives_module(void *start, size_t length);

12
debian/patches-rt/0021-of-allocate-free-phandle-cache-outside-of-the-devtre.patch vendored
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@ -1,12 +1,12 @@
From 09fb2688bce798d653e25c1d01566b4490b544eb Mon Sep 17 00:00:00 2001 From 9d829d94da0a654cb00678e64c3ef938ad6163ec Mon Sep 17 00:00:00 2001
Message-Id: <09fb2688bce798d653e25c1d01566b4490b544eb.1596234183.git.zanussi@kernel.org> Message-Id: <9d829d94da0a654cb00678e64c3ef938ad6163ec.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 31 Aug 2018 14:16:30 +0200 Date: Fri, 31 Aug 2018 14:16:30 +0200
Subject: [PATCH 021/329] of: allocate / free phandle cache outside of the Subject: [PATCH 021/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The phandle cache code allocates memory while holding devtree_lock which The phandle cache code allocates memory while holding devtree_lock which
is a raw_spinlock_t. Memory allocation (and free()) is not possible on is a raw_spinlock_t. Memory allocation (and free()) is not possible on

12
debian/patches-rt/0022-mm-kasan-make-quarantine_lock-a-raw_spinlock_t.patch vendored
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@ -1,11 +1,11 @@
From 8ef99f3b1883c99b24bb07d010ff17bf045c8bf5 Mon Sep 17 00:00:00 2001 From 596e4af88ce09c8ce25db296e97b85e6efc9c4d5 Mon Sep 17 00:00:00 2001
Message-Id: <8ef99f3b1883c99b24bb07d010ff17bf045c8bf5.1596234183.git.zanussi@kernel.org> Message-Id: <596e4af88ce09c8ce25db296e97b85e6efc9c4d5.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Clark Williams <williams@redhat.com> From: Clark Williams <williams@redhat.com>
Date: Tue, 18 Sep 2018 10:29:31 -0500 Date: Tue, 18 Sep 2018 10:29:31 -0500
Subject: [PATCH 022/329] mm/kasan: make quarantine_lock a raw_spinlock_t Subject: [PATCH 022/333] mm/kasan: make quarantine_lock a raw_spinlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The static lock quarantine_lock is used in quarantine.c to protect the The static lock quarantine_lock is used in quarantine.c to protect the
quarantine queue datastructures. It is taken inside quarantine queue quarantine queue datastructures. It is taken inside quarantine queue

12
debian/patches-rt/0023-EXP-rcu-Revert-expedited-GP-parallelization-cleverne.patch vendored
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@ -1,12 +1,12 @@
From dd173d3ecc5f2d30bb8563ff03ad65cc424b7a59 Mon Sep 17 00:00:00 2001 From af4a2e46155433d2bedb18552ce8ed7ff6e36c02 Mon Sep 17 00:00:00 2001
Message-Id: <dd173d3ecc5f2d30bb8563ff03ad65cc424b7a59.1596234183.git.zanussi@kernel.org> Message-Id: <af4a2e46155433d2bedb18552ce8ed7ff6e36c02.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: "Paul E. McKenney" <paulmck@linux.ibm.com> From: "Paul E. McKenney" <paulmck@linux.ibm.com>
Date: Mon, 29 Oct 2018 11:53:01 +0100 Date: Mon, 29 Oct 2018 11:53:01 +0100
Subject: [PATCH 023/329] EXP rcu: Revert expedited GP parallelization Subject: [PATCH 023/333] EXP rcu: Revert expedited GP parallelization
cleverness cleverness
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
(Commit 258ba8e089db23f760139266c232f01bad73f85c from linux-rcu) (Commit 258ba8e089db23f760139266c232f01bad73f85c from linux-rcu)

12
debian/patches-rt/0024-kmemleak-Turn-kmemleak_lock-to-raw-spinlock-on-RT.patch vendored
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@ -1,14 +1,14 @@
From 0c800bec45fabc7662e22ff337d1771b183e893e Mon Sep 17 00:00:00 2001 From a29374fce5fdeb9b1694be13e5a287657b71683c Mon Sep 17 00:00:00 2001
Message-Id: <0c800bec45fabc7662e22ff337d1771b183e893e.1596234183.git.zanussi@kernel.org> Message-Id: <a29374fce5fdeb9b1694be13e5a287657b71683c.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: He Zhe <zhe.he@windriver.com> From: He Zhe <zhe.he@windriver.com>
Date: Wed, 19 Dec 2018 16:30:57 +0100 Date: Wed, 19 Dec 2018 16:30:57 +0100
Subject: [PATCH 024/329] kmemleak: Turn kmemleak_lock to raw spinlock on RT Subject: [PATCH 024/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
kmemleak_lock, as a rwlock on RT, can possibly be held in atomic context and kmemleak_lock, as a rwlock on RT, can possibly be held in atomic context and
causes the follow BUG. causes the follow BUG.

14
debian/patches-rt/0025-NFSv4-replace-seqcount_t-with-a-seqlock_t.patch vendored
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@ -1,11 +1,11 @@
From c873c16b68def8fbba678def5b7bd2712e826f83 Mon Sep 17 00:00:00 2001 From 8489411ca761c3decfbe15f177d17ffe92bd0679 Mon Sep 17 00:00:00 2001
Message-Id: <c873c16b68def8fbba678def5b7bd2712e826f83.1596234183.git.zanussi@kernel.org> Message-Id: <8489411ca761c3decfbe15f177d17ffe92bd0679.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 28 Oct 2016 23:05:11 +0200 Date: Fri, 28 Oct 2016 23:05:11 +0200
Subject: [PATCH 025/329] NFSv4: replace seqcount_t with a seqlock_t Subject: [PATCH 025/333] NFSv4: replace seqcount_t with a seqlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The raw_write_seqcount_begin() in nfs4_reclaim_open_state() bugs me The raw_write_seqcount_begin() in nfs4_reclaim_open_state() bugs me
because it maps to preempt_disable() in -RT which I can't have at this because it maps to preempt_disable() in -RT which I can't have at this
@ -61,7 +61,7 @@ index 5b61520dce88..2771aafaca19 100644
}; };
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 05cb68ca1ba1..3e8666aa6829 100644 index 1ef75b1deffa..44438814b662 100644
--- a/fs/nfs/nfs4proc.c --- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c
@@ -2870,7 +2870,7 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata *opendata, @@ -2870,7 +2870,7 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata *opendata,

18
debian/patches-rt/0026-kernel-sched-Provide-a-pointer-to-the-valid-CPU-mask.patch vendored
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@ -1,15 +1,15 @@
From 88f6158fd18709b5d03549be2807845859394129 Mon Sep 17 00:00:00 2001 From e0d5cb4f381bc31eea602eda721126a0a09c2e2f Mon Sep 17 00:00:00 2001
Message-Id: <88f6158fd18709b5d03549be2807845859394129.1596234183.git.zanussi@kernel.org> Message-Id: <e0d5cb4f381bc31eea602eda721126a0a09c2e2f.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 4 Apr 2017 12:50:16 +0200 Date: Tue, 4 Apr 2017 12:50:16 +0200
Subject: [PATCH 026/329] kernel: sched: Provide a pointer to the valid CPU Subject: [PATCH 026/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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
@ -576,7 +576,7 @@ index 8aecfb143859..311b3cf1270e 100644
!dl_task(task) || !dl_task(task) ||
!task_on_rq_queued(task))) { !task_on_rq_queued(task))) {
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 4665c6c03292..80289617ce3d 100644 index 63a630f8dd1e..2443f921b19f 100644
--- a/kernel/sched/fair.c --- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c +++ b/kernel/sched/fair.c
@@ -1691,7 +1691,7 @@ static void task_numa_compare(struct task_numa_env *env, @@ -1691,7 +1691,7 @@ static void task_numa_compare(struct task_numa_env *env,
@ -745,10 +745,10 @@ index b980cc96604f..b6ca4a630050 100644
!rt_task(task) || !rt_task(task) ||
!task_on_rq_queued(task))) { !task_on_rq_queued(task))) {
diff --git a/kernel/trace/trace_hwlat.c b/kernel/trace/trace_hwlat.c diff --git a/kernel/trace/trace_hwlat.c b/kernel/trace/trace_hwlat.c
index 8030e24dbf14..862f4b0139fc 100644 index 568918fae8d4..35512ed26d9f 100644
--- a/kernel/trace/trace_hwlat.c --- a/kernel/trace/trace_hwlat.c
+++ b/kernel/trace/trace_hwlat.c +++ b/kernel/trace/trace_hwlat.c
@@ -279,7 +279,7 @@ static void move_to_next_cpu(void) @@ -280,7 +280,7 @@ static void move_to_next_cpu(void)
* of this thread, than stop migrating for the duration * of this thread, than stop migrating for the duration
* of the current test. * of the current test.
*/ */

12
debian/patches-rt/0027-kernel-sched-core-add-migrate_disable.patch vendored
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@ -1,11 +1,11 @@
From c6aabaf2f8225455297c0309233fa485c8bc7fd3 Mon Sep 17 00:00:00 2001 From 03c40b401fbbb4ea7bbc4bc90e62dce5ba2521ae Mon Sep 17 00:00:00 2001
Message-Id: <c6aabaf2f8225455297c0309233fa485c8bc7fd3.1596234183.git.zanussi@kernel.org> Message-Id: <03c40b401fbbb4ea7bbc4bc90e62dce5ba2521ae.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200 Date: Sat, 27 May 2017 19:02:06 +0200
Subject: [PATCH 027/329] kernel/sched/core: add migrate_disable() Subject: [PATCH 027/333] kernel/sched/core: add migrate_disable()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
--- ---
include/linux/preempt.h | 23 +++++++ include/linux/preempt.h | 23 +++++++

12
debian/patches-rt/0028-sched-migrate_disable-Add-export_symbol_gpl-for-__mi.patch vendored
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@ -1,12 +1,12 @@
From 327d4be878fe3153861c000211b5b7dad3c91111 Mon Sep 17 00:00:00 2001 From 9d392927a31ae6d07d33380430eacb483eac1f3f Mon Sep 17 00:00:00 2001
Message-Id: <327d4be878fe3153861c000211b5b7dad3c91111.1596234183.git.zanussi@kernel.org> Message-Id: <9d392927a31ae6d07d33380430eacb483eac1f3f.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 9 Oct 2018 17:34:50 +0200 Date: Tue, 9 Oct 2018 17:34:50 +0200
Subject: [PATCH 028/329] sched/migrate_disable: Add export_symbol_gpl for Subject: [PATCH 028/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

12
debian/patches-rt/0029-arm-at91-do-not-disable-enable-clocks-in-a-row.patch vendored
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@ -1,11 +1,11 @@
From 21a8607e3ac87d41524400aa9e076db312e261ff Mon Sep 17 00:00:00 2001 From 16e7a58f46f74dcc5d206bb48fa3b3abd7aef5b3 Mon Sep 17 00:00:00 2001
Message-Id: <21a8607e3ac87d41524400aa9e076db312e261ff.1596234183.git.zanussi@kernel.org> Message-Id: <16e7a58f46f74dcc5d206bb48fa3b3abd7aef5b3.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 9 Mar 2016 10:51:06 +0100 Date: Wed, 9 Mar 2016 10:51:06 +0100
Subject: [PATCH 029/329] arm: at91: do not disable/enable clocks in a row Subject: [PATCH 029/333] arm: at91: do not disable/enable clocks in a row
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Currently the driver will disable the clock and enable it one line later Currently the driver will disable the clock and enable it one line later
if it is switching from periodic mode into one shot. if it is switching from periodic mode into one shot.

12
debian/patches-rt/0030-clocksource-TCLIB-Allow-higher-clock-rates-for-clock.patch vendored
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@ -1,15 +1,15 @@
From 6cbc59ebdedbb6bd37674dbb550981dcc81ba140 Mon Sep 17 00:00:00 2001 From 1407a2d6268fc6167191af84956c83362741db73 Mon Sep 17 00:00:00 2001
Message-Id: <6cbc59ebdedbb6bd37674dbb550981dcc81ba140.1596234183.git.zanussi@kernel.org> Message-Id: <1407a2d6268fc6167191af84956c83362741db73.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Benedikt Spranger <b.spranger@linutronix.de> From: Benedikt Spranger <b.spranger@linutronix.de>
Date: Mon, 8 Mar 2010 18:57:04 +0100 Date: Mon, 8 Mar 2010 18:57:04 +0100
Subject: [PATCH 030/329] clocksource: TCLIB: Allow higher clock rates for Subject: [PATCH 030/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
As default the TCLIB uses the 32KiHz base clock rate for clock events. As default the TCLIB uses the 32KiHz base clock rate for clock events.
Add a compile time selection to allow higher clock resulution. Add a compile time selection to allow higher clock resulution.

12
debian/patches-rt/0031-timekeeping-Split-jiffies-seqlock.patch vendored
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@ -1,11 +1,11 @@
From c7b1c3d119e7b79eff59e2e1d7ad37e563dfd44d Mon Sep 17 00:00:00 2001 From b04eca645fe46127aa5b7f300bfd6b0be614a899 Mon Sep 17 00:00:00 2001
Message-Id: <c7b1c3d119e7b79eff59e2e1d7ad37e563dfd44d.1596234183.git.zanussi@kernel.org> Message-Id: <b04eca645fe46127aa5b7f300bfd6b0be614a899.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 14 Feb 2013 22:36:59 +0100 Date: Thu, 14 Feb 2013 22:36:59 +0100
Subject: [PATCH 031/329] timekeeping: Split jiffies seqlock Subject: [PATCH 031/333] timekeeping: Split jiffies seqlock
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Replace jiffies_lock seqlock with a simple seqcounter and a rawlock so Replace jiffies_lock seqlock with a simple seqcounter and a rawlock so
it can be taken in atomic context on RT. it can be taken in atomic context on RT.

12
debian/patches-rt/0032-signal-Revert-ptrace-preempt-magic.patch vendored
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@ -1,11 +1,11 @@
From 84a22c05e9c7875ad6465dd1e4960fb7f263fd0c Mon Sep 17 00:00:00 2001 From 9534050d3bbfbdc09211434ea2557770502bfcd9 Mon Sep 17 00:00:00 2001
Message-Id: <84a22c05e9c7875ad6465dd1e4960fb7f263fd0c.1596234183.git.zanussi@kernel.org> Message-Id: <9534050d3bbfbdc09211434ea2557770502bfcd9.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 21 Sep 2011 19:57:12 +0200 Date: Wed, 21 Sep 2011 19:57:12 +0200
Subject: [PATCH 032/329] signal: Revert ptrace preempt magic Subject: [PATCH 032/333] signal: Revert ptrace preempt magic
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

12
debian/patches-rt/0033-net-sched-Use-msleep-instead-of-yield.patch vendored
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@ -1,11 +1,11 @@
From c110ab27bbd2b2c2eac4ded87343ee5d42346b54 Mon Sep 17 00:00:00 2001 From 9011d119566cab11d71a676c0243b775f4e812c1 Mon Sep 17 00:00:00 2001
Message-Id: <c110ab27bbd2b2c2eac4ded87343ee5d42346b54.1596234183.git.zanussi@kernel.org> Message-Id: <9011d119566cab11d71a676c0243b775f4e812c1.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Marc Kleine-Budde <mkl@pengutronix.de> From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Wed, 5 Mar 2014 00:49:47 +0100 Date: Wed, 5 Mar 2014 00:49:47 +0100
Subject: [PATCH 033/329] net: sched: Use msleep() instead of yield() Subject: [PATCH 033/333] net: sched: Use msleep() instead of yield()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

16
debian/patches-rt/0034-dm-rq-remove-BUG_ON-irqs_disabled-check.patch vendored
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@ -1,11 +1,11 @@
From cc7b16e6616fa85c9349dd2eb9799b3748863aac Mon Sep 17 00:00:00 2001 From f5e867d66ac23b11e8c7fbcc178fa5b58102b702 Mon Sep 17 00:00:00 2001
Message-Id: <cc7b16e6616fa85c9349dd2eb9799b3748863aac.1596234183.git.zanussi@kernel.org> Message-Id: <f5e867d66ac23b11e8c7fbcc178fa5b58102b702.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 27 Mar 2018 16:24:15 +0200 Date: Tue, 27 Mar 2018 16:24:15 +0200
Subject: [PATCH 034/329] dm rq: remove BUG_ON(!irqs_disabled) check Subject: [PATCH 034/333] dm rq: remove BUG_ON(!irqs_disabled) check
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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
@ -24,10 +24,10 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 1 deletion(-) 1 file changed, 1 deletion(-)
diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c
index 4d36373e1c0f..12ed08245130 100644 index 9fde174ce396..e6bffe4b9439 100644
--- a/drivers/md/dm-rq.c --- a/drivers/md/dm-rq.c
+++ b/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c
@@ -692,7 +692,6 @@ static void dm_old_request_fn(struct request_queue *q) @@ -689,7 +689,6 @@ static void dm_old_request_fn(struct request_queue *q)
/* Establish tio->ti before queuing work (map_tio_request) */ /* Establish tio->ti before queuing work (map_tio_request) */
tio->ti = ti; tio->ti = ti;
kthread_queue_work(&md->kworker, &tio->work); kthread_queue_work(&md->kworker, &tio->work);

12
debian/patches-rt/0035-usb-do-no-disable-interrupts-in-giveback.patch vendored
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@ -1,11 +1,11 @@
From 552d07429e80cd7b1d6d87fe0d61bdd35a9d5a5f Mon Sep 17 00:00:00 2001 From c3164dc24e24917688c9873da74a822427f3e855 Mon Sep 17 00:00:00 2001
Message-Id: <552d07429e80cd7b1d6d87fe0d61bdd35a9d5a5f.1596234183.git.zanussi@kernel.org> Message-Id: <c3164dc24e24917688c9873da74a822427f3e855.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 8 Nov 2013 17:34:54 +0100 Date: Fri, 8 Nov 2013 17:34:54 +0100
Subject: [PATCH 035/329] usb: do no disable interrupts in giveback Subject: [PATCH 035/333] usb: do no disable interrupts in giveback
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Since commit 94dfd7ed ("USB: HCD: support giveback of URB in tasklet Since commit 94dfd7ed ("USB: HCD: support giveback of URB in tasklet
context") the USB code disables interrupts before invoking the complete context") the USB code disables interrupts before invoking the complete

12
debian/patches-rt/0036-rt-Provide-PREEMPT_RT_BASE-config-switch.patch vendored
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@ -1,11 +1,11 @@
From 82f11a5600cdb8585441eeced935fd48121a2ea7 Mon Sep 17 00:00:00 2001 From 8a0bb4073247b199c6fb755b2bda41e635bdf97d Mon Sep 17 00:00:00 2001
Message-Id: <82f11a5600cdb8585441eeced935fd48121a2ea7.1596234183.git.zanussi@kernel.org> Message-Id: <8a0bb4073247b199c6fb755b2bda41e635bdf97d.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 17 Jun 2011 12:39:57 +0200 Date: Fri, 17 Jun 2011 12:39:57 +0200
Subject: [PATCH 036/329] rt: Provide PREEMPT_RT_BASE config switch Subject: [PATCH 036/333] rt: Provide PREEMPT_RT_BASE config switch
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Introduce PREEMPT_RT_BASE which enables parts of Introduce PREEMPT_RT_BASE which enables parts of
PREEMPT_RT_FULL. Forces interrupt threading and enables some of the RT PREEMPT_RT_FULL. Forces interrupt threading and enables some of the RT

12
debian/patches-rt/0037-cpumask-Disable-CONFIG_CPUMASK_OFFSTACK-for-RT.patch vendored
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@ -1,11 +1,11 @@
From 69dd1016823043f0c84a17ec7ecf0d684cdd6f95 Mon Sep 17 00:00:00 2001 From 2331c2c20cae90d621093ce304b3531dfd853d7e Mon Sep 17 00:00:00 2001
Message-Id: <69dd1016823043f0c84a17ec7ecf0d684cdd6f95.1596234183.git.zanussi@kernel.org> Message-Id: <2331c2c20cae90d621093ce304b3531dfd853d7e.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 14 Dec 2011 01:03:49 +0100 Date: Wed, 14 Dec 2011 01:03:49 +0100
Subject: [PATCH 037/329] cpumask: Disable CONFIG_CPUMASK_OFFSTACK for RT Subject: [PATCH 037/333] cpumask: Disable CONFIG_CPUMASK_OFFSTACK for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
There are "valid" GFP_ATOMIC allocations such as There are "valid" GFP_ATOMIC allocations such as

12
debian/patches-rt/0038-jump-label-disable-if-stop_machine-is-used.patch vendored
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@ -1,11 +1,11 @@
From 14aff7b583613ece34543f3458216a94c1a0df0c Mon Sep 17 00:00:00 2001 From 7a3061c4f862b69c736af01c0db821498af332c1 Mon Sep 17 00:00:00 2001
Message-Id: <14aff7b583613ece34543f3458216a94c1a0df0c.1596234183.git.zanussi@kernel.org> Message-Id: <7a3061c4f862b69c736af01c0db821498af332c1.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Jul 2015 17:14:48 +0200 Date: Wed, 8 Jul 2015 17:14:48 +0200
Subject: [PATCH 038/329] jump-label: disable if stop_machine() is used Subject: [PATCH 038/333] jump-label: disable if stop_machine() is used
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Some architectures are using stop_machine() while switching the opcode which Some architectures are using stop_machine() while switching the opcode which
leads to latency spikes. leads to latency spikes.

12
debian/patches-rt/0039-kconfig-Disable-config-options-which-are-not-RT-comp.patch vendored
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@ -1,12 +1,12 @@
From e015cf61deaff432c4c48275a462077c72df3c3e Mon Sep 17 00:00:00 2001 From 983f8298c5f0779a7634fa352e342a4ce7ad4a0a Mon Sep 17 00:00:00 2001
Message-Id: <e015cf61deaff432c4c48275a462077c72df3c3e.1596234183.git.zanussi@kernel.org> Message-Id: <983f8298c5f0779a7634fa352e342a4ce7ad4a0a.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 24 Jul 2011 12:11:43 +0200 Date: Sun, 24 Jul 2011 12:11:43 +0200
Subject: [PATCH 039/329] kconfig: Disable config options which are not RT Subject: [PATCH 039/333] kconfig: Disable config options which are not RT
compatible compatible
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Disable stuff which is known to have issues on RT Disable stuff which is known to have issues on RT

12
debian/patches-rt/0040-lockdep-disable-self-test.patch vendored
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@ -1,14 +1,14 @@
From 5eb5969abd57284025ae4254d3903db0dd6358b0 Mon Sep 17 00:00:00 2001 From ba6a1434bba9d9e31eade3e876bd0832f0947e98 Mon Sep 17 00:00:00 2001
Message-Id: <5eb5969abd57284025ae4254d3903db0dd6358b0.1596234183.git.zanussi@kernel.org> Message-Id: <ba6a1434bba9d9e31eade3e876bd0832f0947e98.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 17 Oct 2017 16:36:18 +0200 Date: Tue, 17 Oct 2017 16:36:18 +0200
Subject: [PATCH 040/329] lockdep: disable self-test Subject: [PATCH 040/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The self-test wasn't always 100% accurate for RT. We disabled a few The self-test wasn't always 100% accurate for RT. We disabled a few
tests which failed because they had a different semantic for RT. Some tests which failed because they had a different semantic for RT. Some

12
debian/patches-rt/0041-mm-Allow-only-slub-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 75e8e99566245484bb4121f470e15b5de738afde Mon Sep 17 00:00:00 2001 From 4e96a586e2aea42f3b1bf47333d9b3c208f49687 Mon Sep 17 00:00:00 2001
Message-Id: <75e8e99566245484bb4121f470e15b5de738afde.1596234183.git.zanussi@kernel.org> Message-Id: <4e96a586e2aea42f3b1bf47333d9b3c208f49687.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:44:03 -0500 Date: Fri, 3 Jul 2009 08:44:03 -0500
Subject: [PATCH 041/329] mm: Allow only slub on RT Subject: [PATCH 041/333] mm: Allow only slub on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Disable SLAB and SLOB on -RT. Only SLUB is adopted to -RT needs. Disable SLAB and SLOB on -RT. Only SLUB is adopted to -RT needs.

12
debian/patches-rt/0042-locking-Disable-spin-on-owner-for-RT.patch vendored
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@ -1,14 +1,14 @@
From 456301f31a3d91d8a89c8b2b3c8f9c7ffeb332b8 Mon Sep 17 00:00:00 2001 From 3c2fbe75f8d09dfb0df20db0768d8c3f5263a92f Mon Sep 17 00:00:00 2001
Message-Id: <456301f31a3d91d8a89c8b2b3c8f9c7ffeb332b8.1596234183.git.zanussi@kernel.org> Message-Id: <3c2fbe75f8d09dfb0df20db0768d8c3f5263a92f.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 17 Jul 2011 21:51:45 +0200 Date: Sun, 17 Jul 2011 21:51:45 +0200
Subject: [PATCH 042/329] locking: Disable spin on owner for RT Subject: [PATCH 042/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Drop spin on owner for mutex / rwsem. We are most likely not using it Drop spin on owner for mutex / rwsem. We are most likely not using it
but… but…

12
debian/patches-rt/0043-rcu-Disable-RCU_FAST_NO_HZ-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 1fd9b737374cbbc250831d4a21e8def84743299c Mon Sep 17 00:00:00 2001 From 790b2ab08c1c29364fe55eff153eb15cc8434526 Mon Sep 17 00:00:00 2001
Message-Id: <1fd9b737374cbbc250831d4a21e8def84743299c.1596234183.git.zanussi@kernel.org> Message-Id: <790b2ab08c1c29364fe55eff153eb15cc8434526.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 28 Oct 2012 13:26:09 +0000 Date: Sun, 28 Oct 2012 13:26:09 +0000
Subject: [PATCH 043/329] rcu: Disable RCU_FAST_NO_HZ on RT Subject: [PATCH 043/333] rcu: Disable RCU_FAST_NO_HZ on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
This uses a timer_list timer from the irq disabled guts of the idle This uses a timer_list timer from the irq disabled guts of the idle
code. Disable it for now to prevent wreckage. code. Disable it for now to prevent wreckage.

12
debian/patches-rt/0044-rcu-make-RCU_BOOST-default-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 9c14b48cadd85fa31494520009df855bf2b4d6a9 Mon Sep 17 00:00:00 2001 From 82a2f625d9adc2a557c6b4dbe4a4ea50849723c6 Mon Sep 17 00:00:00 2001
Message-Id: <9c14b48cadd85fa31494520009df855bf2b4d6a9.1596234183.git.zanussi@kernel.org> Message-Id: <82a2f625d9adc2a557c6b4dbe4a4ea50849723c6.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 21 Mar 2014 20:19:05 +0100 Date: Fri, 21 Mar 2014 20:19:05 +0100
Subject: [PATCH 044/329] rcu: make RCU_BOOST default on RT Subject: [PATCH 044/333] rcu: make RCU_BOOST default on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Since it is no longer invoked from the softirq people run into OOM more Since it is no longer invoked from the softirq people run into OOM more
often if the priority of the RCU thread is too low. Making boosting often if the priority of the RCU thread is too low. Making boosting

12
debian/patches-rt/0045-sched-Disable-CONFIG_RT_GROUP_SCHED-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 09cf710fc64a9e6c7d99ccdb3e3e10f3b86e5eb7 Mon Sep 17 00:00:00 2001 From 7260840414de5a8eb26961a63ac061869a5d309d Mon Sep 17 00:00:00 2001
Message-Id: <09cf710fc64a9e6c7d99ccdb3e3e10f3b86e5eb7.1596234183.git.zanussi@kernel.org> Message-Id: <7260840414de5a8eb26961a63ac061869a5d309d.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:03:52 +0200 Date: Mon, 18 Jul 2011 17:03:52 +0200
Subject: [PATCH 045/329] sched: Disable CONFIG_RT_GROUP_SCHED on RT Subject: [PATCH 045/333] sched: Disable CONFIG_RT_GROUP_SCHED on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Carsten reported problems when running: Carsten reported problems when running:

12
debian/patches-rt/0046-net-core-disable-NET_RX_BUSY_POLL.patch vendored
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@ -1,14 +1,14 @@
From 77683e414fc9fa4cb544f1ceb6ea8907d4622d20 Mon Sep 17 00:00:00 2001 From 8d2cc068eb55d96f11cfe642d8f54aa89e086926 Mon Sep 17 00:00:00 2001
Message-Id: <77683e414fc9fa4cb544f1ceb6ea8907d4622d20.1596234183.git.zanussi@kernel.org> Message-Id: <8d2cc068eb55d96f11cfe642d8f54aa89e086926.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat, 27 May 2017 19:02:06 +0200 Date: Sat, 27 May 2017 19:02:06 +0200
Subject: [PATCH 046/329] net/core: disable NET_RX_BUSY_POLL Subject: [PATCH 046/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
sk_busy_loop() does preempt_disable() followed by a few operations which can sk_busy_loop() does preempt_disable() followed by a few operations which can
take sleeping locks and may get long. take sleeping locks and may get long.

12
debian/patches-rt/0047-arm-disable-NEON-in-kernel-mode.patch vendored
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@ -1,11 +1,11 @@
From c2bf4d4aecad7e710c7f723a4a0a00144e8a9bab Mon Sep 17 00:00:00 2001 From 75e6d90b48d2ef29c1930c9a40f8b5c53d93af26 Mon Sep 17 00:00:00 2001
Message-Id: <c2bf4d4aecad7e710c7f723a4a0a00144e8a9bab.1596234183.git.zanussi@kernel.org> Message-Id: <75e6d90b48d2ef29c1930c9a40f8b5c53d93af26.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 1 Dec 2017 10:42:03 +0100 Date: Fri, 1 Dec 2017 10:42:03 +0100
Subject: [PATCH 047/329] arm*: disable NEON in kernel mode Subject: [PATCH 047/333] arm*: disable NEON in kernel mode
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
NEON in kernel mode is used by the crypto algorithms and raid6 code. NEON in kernel mode is used by the crypto algorithms and raid6 code.
While the raid6 code looks okay, the crypto algorithms do not: NEON While the raid6 code looks okay, the crypto algorithms do not: NEON

12
debian/patches-rt/0048-powerpc-Use-generic-rwsem-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 90fcc4e0f87316ecc6d872f902dbd6f67e250c97 Mon Sep 17 00:00:00 2001 From cc87ebe7ce9ea8f54cb9524de1633d5b94316192 Mon Sep 17 00:00:00 2001
Message-Id: <90fcc4e0f87316ecc6d872f902dbd6f67e250c97.1596234183.git.zanussi@kernel.org> Message-Id: <cc87ebe7ce9ea8f54cb9524de1633d5b94316192.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 14 Jul 2015 14:26:34 +0200 Date: Tue, 14 Jul 2015 14:26:34 +0200
Subject: [PATCH 048/329] powerpc: Use generic rwsem on RT Subject: [PATCH 048/333] powerpc: Use generic rwsem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Use generic code which uses rtmutex Use generic code which uses rtmutex

12
debian/patches-rt/0049-powerpc-kvm-Disable-in-kernel-MPIC-emulation-for-PRE.patch vendored
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@ -1,12 +1,12 @@
From 78ee7dff849f0262f8f0f33501bfaac8c6b26b3b Mon Sep 17 00:00:00 2001 From 2568914c2ca6334d11c456003a5490189894e3b8 Mon Sep 17 00:00:00 2001
Message-Id: <78ee7dff849f0262f8f0f33501bfaac8c6b26b3b.1596234183.git.zanussi@kernel.org> Message-Id: <2568914c2ca6334d11c456003a5490189894e3b8.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Bogdan Purcareata <bogdan.purcareata@freescale.com> From: Bogdan Purcareata <bogdan.purcareata@freescale.com>
Date: Fri, 24 Apr 2015 15:53:13 +0000 Date: Fri, 24 Apr 2015 15:53:13 +0000
Subject: [PATCH 049/329] powerpc/kvm: Disable in-kernel MPIC emulation for Subject: [PATCH 049/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
While converting the openpic emulation code to use a raw_spinlock_t enables While converting the openpic emulation code to use a raw_spinlock_t enables
guests to run on RT, there's still a performance issue. For interrupts sent in guests to run on RT, there's still a performance issue. For interrupts sent in

12
debian/patches-rt/0050-powerpc-Disable-highmem-on-RT.patch vendored
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@ -1,11 +1,11 @@
From be153791bdf7b8518d51beb1a5984ccba801fac6 Mon Sep 17 00:00:00 2001 From 735573207ecf07b4f01fe908ba436371813ee40e Mon Sep 17 00:00:00 2001
Message-Id: <be153791bdf7b8518d51beb1a5984ccba801fac6.1596234183.git.zanussi@kernel.org> Message-Id: <735573207ecf07b4f01fe908ba436371813ee40e.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:08:34 +0200 Date: Mon, 18 Jul 2011 17:08:34 +0200
Subject: [PATCH 050/329] powerpc: Disable highmem on RT Subject: [PATCH 050/333] powerpc: Disable highmem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The current highmem handling on -RT is not compatible and needs fixups. The current highmem handling on -RT is not compatible and needs fixups.

12
debian/patches-rt/0051-mips-Disable-highmem-on-RT.patch vendored
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@ -1,11 +1,11 @@
From dfc9c5288d3cb0f41eaebde9e37efa4ecb646fbe Mon Sep 17 00:00:00 2001 From af4c5a7abec8d63afc15afa550baf8e1c93f06f5 Mon Sep 17 00:00:00 2001
Message-Id: <dfc9c5288d3cb0f41eaebde9e37efa4ecb646fbe.1596234183.git.zanussi@kernel.org> Message-Id: <af4c5a7abec8d63afc15afa550baf8e1c93f06f5.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 18 Jul 2011 17:10:12 +0200 Date: Mon, 18 Jul 2011 17:10:12 +0200
Subject: [PATCH 051/329] mips: Disable highmem on RT Subject: [PATCH 051/333] mips: Disable highmem on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The current highmem handling on -RT is not compatible and needs fixups. The current highmem handling on -RT is not compatible and needs fixups.

12
debian/patches-rt/0052-x86-Use-generic-rwsem_spinlocks-on-rt.patch vendored
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@ -1,11 +1,11 @@
From ad23b6483e30d8483a7afd6a6ee001fe2f4b54dc Mon Sep 17 00:00:00 2001 From 38611b201948427fb4c20c4606940efebf433271 Mon Sep 17 00:00:00 2001
Message-Id: <ad23b6483e30d8483a7afd6a6ee001fe2f4b54dc.1596234183.git.zanussi@kernel.org> Message-Id: <38611b201948427fb4c20c4606940efebf433271.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 26 Jul 2009 02:21:32 +0200 Date: Sun, 26 Jul 2009 02:21:32 +0200
Subject: [PATCH 052/329] x86: Use generic rwsem_spinlocks on -rt Subject: [PATCH 052/333] x86: Use generic rwsem_spinlocks on -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Simplifies the separation of anon_rw_semaphores and rw_semaphores for Simplifies the separation of anon_rw_semaphores and rw_semaphores for
-rt. -rt.

12
debian/patches-rt/0053-leds-trigger-disable-CPU-trigger-on-RT.patch vendored
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@ -1,11 +1,11 @@
From faa3dca80a4355c6531b06794a1857d389ef7287 Mon Sep 17 00:00:00 2001 From 2147fa4095bfd794ddb11fdfe437db8e6476872a Mon Sep 17 00:00:00 2001
Message-Id: <faa3dca80a4355c6531b06794a1857d389ef7287.1596234183.git.zanussi@kernel.org> Message-Id: <2147fa4095bfd794ddb11fdfe437db8e6476872a.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 23 Jan 2014 14:45:59 +0100 Date: Thu, 23 Jan 2014 14:45:59 +0100
Subject: [PATCH 053/329] leds: trigger: disable CPU trigger on -RT Subject: [PATCH 053/333] leds: trigger: disable CPU trigger on -RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
as it triggers: as it triggers:
|CPU: 0 PID: 0 Comm: swapper Not tainted 3.12.8-rt10 #141 |CPU: 0 PID: 0 Comm: swapper Not tainted 3.12.8-rt10 #141

12
debian/patches-rt/0054-cpufreq-drop-K8-s-driver-from-beeing-selected.patch vendored
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@ -1,11 +1,11 @@
From b29a1a6addff932e6d55f0515790f56603381fc6 Mon Sep 17 00:00:00 2001 From 8d8cb80f52aced6cbf75b3a5dfdb90278dbb56d1 Mon Sep 17 00:00:00 2001
Message-Id: <b29a1a6addff932e6d55f0515790f56603381fc6.1596234183.git.zanussi@kernel.org> Message-Id: <8d8cb80f52aced6cbf75b3a5dfdb90278dbb56d1.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 9 Apr 2015 15:23:01 +0200 Date: Thu, 9 Apr 2015 15:23:01 +0200
Subject: [PATCH 054/329] cpufreq: drop K8's driver from beeing selected Subject: [PATCH 054/333] cpufreq: drop K8's driver from beeing selected
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Ralf posted a picture of a backtrace from Ralf posted a picture of a backtrace from

12
debian/patches-rt/0055-md-disable-bcache.patch vendored
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@ -1,14 +1,14 @@
From 041479007eb05b08b7275d0deba18bdeb6870905 Mon Sep 17 00:00:00 2001 From 47ece03b0e12c858b418f764b438f1d10fe8bfa7 Mon Sep 17 00:00:00 2001
Message-Id: <041479007eb05b08b7275d0deba18bdeb6870905.1596234183.git.zanussi@kernel.org> Message-Id: <47ece03b0e12c858b418f764b438f1d10fe8bfa7.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 29 Aug 2013 11:48:57 +0200 Date: Thu, 29 Aug 2013 11:48:57 +0200
Subject: [PATCH 055/329] md: disable bcache Subject: [PATCH 055/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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’:

14
debian/patches-rt/0056-efi-Disable-runtime-services-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 92130515a97aabba57c55ae1632b5f2e248a7055 Mon Sep 17 00:00:00 2001 From 42374e49bc3bdfd501038d1da1e88735b23fdbb0 Mon Sep 17 00:00:00 2001
Message-Id: <92130515a97aabba57c55ae1632b5f2e248a7055.1596234183.git.zanussi@kernel.org> Message-Id: <42374e49bc3bdfd501038d1da1e88735b23fdbb0.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 26 Jul 2018 15:03:16 +0200 Date: Thu, 26 Jul 2018 15:03:16 +0200
Subject: [PATCH 056/329] efi: Disable runtime services on RT Subject: [PATCH 056/333] efi: Disable runtime services on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Based on meassurements the EFI functions get_variable / Based on meassurements the EFI functions get_variable /
get_next_variable take up to 2us which looks okay. get_next_variable take up to 2us which looks okay.
@ -32,7 +32,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 1 insertion(+), 1 deletion(-) 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 22cf4dd07b03..a2e3e3b34562 100644 index 263459bc4d14..e03e37a053f2 100644
--- a/drivers/firmware/efi/efi.c --- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c
@@ -87,7 +87,7 @@ struct mm_struct efi_mm = { @@ -87,7 +87,7 @@ struct mm_struct efi_mm = {

12
debian/patches-rt/0057-printk-Add-a-printk-kill-switch.patch vendored
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@ -1,11 +1,11 @@
From db6223c7072c86363a0817ffb9328cc9ed85996d Mon Sep 17 00:00:00 2001 From 13543539475b324b9c47601e2be5d071e0dbaa5c Mon Sep 17 00:00:00 2001
Message-Id: <db6223c7072c86363a0817ffb9328cc9ed85996d.1596234183.git.zanussi@kernel.org> Message-Id: <13543539475b324b9c47601e2be5d071e0dbaa5c.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 22 Jul 2011 17:58:40 +0200 Date: Fri, 22 Jul 2011 17:58:40 +0200
Subject: [PATCH 057/329] printk: Add a printk kill switch Subject: [PATCH 057/333] printk: Add a printk kill switch
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

12
debian/patches-rt/0058-printk-Add-force_early_printk-boot-param-to-help-wit.patch vendored
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@ -1,12 +1,12 @@
From 630e29fe03ffcbb3ccd8e7d0fd82f106d786571e Mon Sep 17 00:00:00 2001 From ae4726a22a1bbcb3bdfc67de9e90f9695e1b1079 Mon Sep 17 00:00:00 2001
Message-Id: <630e29fe03ffcbb3ccd8e7d0fd82f106d786571e.1596234183.git.zanussi@kernel.org> Message-Id: <ae4726a22a1bbcb3bdfc67de9e90f9695e1b1079.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Fri, 2 Sep 2011 14:41:29 +0200 Date: Fri, 2 Sep 2011 14:41:29 +0200
Subject: [PATCH 058/329] printk: Add "force_early_printk" boot param to help Subject: [PATCH 058/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Gives me an option to screw printk and actually see what the machine Gives me an option to screw printk and actually see what the machine
says. says.

12
debian/patches-rt/0059-preempt-Provide-preempt_-_-no-rt-variants.patch vendored
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@ -1,11 +1,11 @@
From 254e10dd953adfcab9a52a9ca628feb74be83087 Mon Sep 17 00:00:00 2001 From b866405729e234026124ab0576e4cd9d849bbd3c Mon Sep 17 00:00:00 2001
Message-Id: <254e10dd953adfcab9a52a9ca628feb74be83087.1596234183.git.zanussi@kernel.org> Message-Id: <b866405729e234026124ab0576e4cd9d849bbd3c.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 24 Jul 2009 12:38:56 +0200 Date: Fri, 24 Jul 2009 12:38:56 +0200
Subject: [PATCH 059/329] preempt: Provide preempt_*_(no)rt variants Subject: [PATCH 059/333] preempt: Provide preempt_*_(no)rt variants
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
RT needs a few preempt_disable/enable points which are not necessary RT needs a few preempt_disable/enable points which are not necessary
otherwise. Implement variants to avoid #ifdeffery. otherwise. Implement variants to avoid #ifdeffery.

12
debian/patches-rt/0060-futex-workaround-migrate_disable-enable-in-different.patch vendored
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@ -1,12 +1,12 @@
From 6ba1c5e4cd013bee8cee0cc93451dd6cdf18ffdc Mon Sep 17 00:00:00 2001 From 43e13dce1ce2cd65962515717aeb360dcc4f5377 Mon Sep 17 00:00:00 2001
Message-Id: <6ba1c5e4cd013bee8cee0cc93451dd6cdf18ffdc.1596234183.git.zanussi@kernel.org> Message-Id: <43e13dce1ce2cd65962515717aeb360dcc4f5377.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 8 Mar 2017 14:23:35 +0100 Date: Wed, 8 Mar 2017 14:23:35 +0100
Subject: [PATCH 060/329] futex: workaround migrate_disable/enable in different Subject: [PATCH 060/333] futex: workaround migrate_disable/enable in different
context context
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
migrate_disable()/migrate_enable() takes a different path in atomic() vs migrate_disable()/migrate_enable() takes a different path in atomic() vs
!atomic() context. These little hacks ensure that we don't underflow / overflow !atomic() context. These little hacks ensure that we don't underflow / overflow

12
debian/patches-rt/0061-rt-Add-local-irq-locks.patch vendored
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@ -1,11 +1,11 @@
From 4bbaefcae2f5afe88738712a4d007e178bc67b3c Mon Sep 17 00:00:00 2001 From 5d5c579866d6b36bf81556252d545fdd67ca35f5 Mon Sep 17 00:00:00 2001
Message-Id: <4bbaefcae2f5afe88738712a4d007e178bc67b3c.1596234183.git.zanussi@kernel.org> Message-Id: <5d5c579866d6b36bf81556252d545fdd67ca35f5.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 20 Jun 2011 09:03:47 +0200 Date: Mon, 20 Jun 2011 09:03:47 +0200
Subject: [PATCH 061/329] rt: Add local irq locks Subject: [PATCH 061/333] rt: Add local irq locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Introduce locallock. For !RT this maps to preempt_disable()/ Introduce locallock. For !RT this maps to preempt_disable()/
local_irq_disable() so there is not much that changes. For RT this will local_irq_disable() so there is not much that changes. For RT this will

12
debian/patches-rt/0062-locallock-provide-get-put-_locked_ptr-variants.patch vendored
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@ -1,11 +1,11 @@
From dc6d393bb513f3c2466b2ea4b55d4f26e71ef900 Mon Sep 17 00:00:00 2001 From 4d7f9bb9c71326b8513644baa157010c7d1c6fc9 Mon Sep 17 00:00:00 2001
Message-Id: <dc6d393bb513f3c2466b2ea4b55d4f26e71ef900.1596234183.git.zanussi@kernel.org> Message-Id: <4d7f9bb9c71326b8513644baa157010c7d1c6fc9.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Julia Cartwright <julia@ni.com> From: Julia Cartwright <julia@ni.com>
Date: Mon, 7 May 2018 08:58:56 -0500 Date: Mon, 7 May 2018 08:58:56 -0500
Subject: [PATCH 062/329] locallock: provide {get,put}_locked_ptr() variants Subject: [PATCH 062/333] locallock: provide {get,put}_locked_ptr() variants
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Provide a set of locallocked accessors for pointers to per-CPU data; Provide a set of locallocked accessors for pointers to per-CPU data;
this is useful for dynamically-allocated per-CPU regions, for example. this is useful for dynamically-allocated per-CPU regions, for example.

12
debian/patches-rt/0063-mm-scatterlist-Do-not-disable-irqs-on-RT.patch vendored
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@ -1,11 +1,11 @@
From d4b8c181b8f5f2ba6edbf89abfcb5320cf73fa78 Mon Sep 17 00:00:00 2001 From 0bf3b10d37ad5526e70f44665d6728e3945dd746 Mon Sep 17 00:00:00 2001
Message-Id: <d4b8c181b8f5f2ba6edbf89abfcb5320cf73fa78.1596234183.git.zanussi@kernel.org> Message-Id: <0bf3b10d37ad5526e70f44665d6728e3945dd746.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 3 Jul 2009 08:44:34 -0500 Date: Fri, 3 Jul 2009 08:44:34 -0500
Subject: [PATCH 063/329] mm/scatterlist: Do not disable irqs on RT Subject: [PATCH 063/333] mm/scatterlist: Do not disable irqs on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
For -RT it is enough to keep pagefault disabled (which is currently handled by For -RT it is enough to keep pagefault disabled (which is currently handled by
kmap_atomic()). kmap_atomic()).

12
debian/patches-rt/0064-signal-x86-Delay-calling-signals-in-atomic.patch vendored
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@ -1,11 +1,11 @@
From baec3246ff6f71b863cabd866d8471b3dd772236 Mon Sep 17 00:00:00 2001 From 78fd6c5797a3744a009cf39aa2a42e7781a0c3c6 Mon Sep 17 00:00:00 2001
Message-Id: <baec3246ff6f71b863cabd866d8471b3dd772236.1596234183.git.zanussi@kernel.org> Message-Id: <78fd6c5797a3744a009cf39aa2a42e7781a0c3c6.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Oleg Nesterov <oleg@redhat.com> From: Oleg Nesterov <oleg@redhat.com>
Date: Tue, 14 Jul 2015 14:26:34 +0200 Date: Tue, 14 Jul 2015 14:26:34 +0200
Subject: [PATCH 064/329] signal/x86: Delay calling signals in atomic Subject: [PATCH 064/333] signal/x86: Delay calling signals in atomic
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
On x86_64 we must disable preemption before we enable interrupts On x86_64 we must disable preemption before we enable interrupts
for stack faults, int3 and debugging, because the current task is using for stack faults, int3 and debugging, because the current task is using

12
debian/patches-rt/0065-x86-signal-delay-calling-signals-on-32bit.patch vendored
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@ -1,11 +1,11 @@
From 7a87b78c64bc3cf8343852b447d78cf6ae106b87 Mon Sep 17 00:00:00 2001 From 3b7c39e29951ebd9c20f2d4b87abe19cb63039da Mon Sep 17 00:00:00 2001
Message-Id: <7a87b78c64bc3cf8343852b447d78cf6ae106b87.1596234183.git.zanussi@kernel.org> Message-Id: <3b7c39e29951ebd9c20f2d4b87abe19cb63039da.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Yang Shi <yang.shi@linaro.org> From: Yang Shi <yang.shi@linaro.org>
Date: Thu, 10 Dec 2015 10:58:51 -0800 Date: Thu, 10 Dec 2015 10:58:51 -0800
Subject: [PATCH 065/329] x86/signal: delay calling signals on 32bit Subject: [PATCH 065/333] x86/signal: delay calling signals on 32bit
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
When running some ptrace single step tests on x86-32 machine, the below problem When running some ptrace single step tests on x86-32 machine, the below problem
is triggered: is triggered:

12
debian/patches-rt/0066-buffer_head-Replace-bh_uptodate_lock-for-rt.patch vendored
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@ -1,11 +1,11 @@
From 8ccfb80f356bcdc7939cfd20b82977096f52019c Mon Sep 17 00:00:00 2001 From e50f5996603fbf4fa4e225165ffbb898630ce917 Mon Sep 17 00:00:00 2001
Message-Id: <8ccfb80f356bcdc7939cfd20b82977096f52019c.1596234183.git.zanussi@kernel.org> Message-Id: <e50f5996603fbf4fa4e225165ffbb898630ce917.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 09:18:52 +0100 Date: Fri, 18 Mar 2011 09:18:52 +0100
Subject: [PATCH 066/329] buffer_head: Replace bh_uptodate_lock for -rt Subject: [PATCH 066/333] buffer_head: Replace bh_uptodate_lock for -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

12
debian/patches-rt/0067-fs-jbd-jbd2-Make-state-lock-and-journal-head-lock-rt.patch vendored
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@ -1,12 +1,12 @@
From 5c0e35ebae1e5e08ab49e72aefb76de3969de85f Mon Sep 17 00:00:00 2001 From 778be4ab97f5646c2ad095f22205b787e50bddab Mon Sep 17 00:00:00 2001
Message-Id: <5c0e35ebae1e5e08ab49e72aefb76de3969de85f.1596234183.git.zanussi@kernel.org> Message-Id: <778be4ab97f5646c2ad095f22205b787e50bddab.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 18 Mar 2011 10:11:25 +0100 Date: Fri, 18 Mar 2011 10:11:25 +0100
Subject: [PATCH 067/329] fs: jbd/jbd2: Make state lock and journal head lock Subject: [PATCH 067/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
bit_spin_locks break under RT. bit_spin_locks break under RT.

12
debian/patches-rt/0068-list_bl-Make-list-head-locking-RT-safe.patch vendored
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@ -1,11 +1,11 @@
From 59b96aa2d57b0cbfcb7d10b46ecd17f4e364b6c0 Mon Sep 17 00:00:00 2001 From 3a2b60b5f35ab25ab5d6e8763284d60dd775fe57 Mon Sep 17 00:00:00 2001
Message-Id: <59b96aa2d57b0cbfcb7d10b46ecd17f4e364b6c0.1596234183.git.zanussi@kernel.org> Message-Id: <3a2b60b5f35ab25ab5d6e8763284d60dd775fe57.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Paul Gortmaker <paul.gortmaker@windriver.com> From: Paul Gortmaker <paul.gortmaker@windriver.com>
Date: Fri, 21 Jun 2013 15:07:25 -0400 Date: Fri, 21 Jun 2013 15:07:25 -0400
Subject: [PATCH 068/329] list_bl: Make list head locking RT safe Subject: [PATCH 068/333] list_bl: Make list head locking RT safe
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
As per changes in include/linux/jbd_common.h for avoiding the As per changes in include/linux/jbd_common.h for avoiding the
bit_spin_locks on RT ("fs: jbd/jbd2: Make state lock and journal bit_spin_locks on RT ("fs: jbd/jbd2: Make state lock and journal

12
debian/patches-rt/0069-list_bl-fixup-bogus-lockdep-warning.patch vendored
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@ -1,11 +1,11 @@
From 5658c126fee12d5c478ad9d45be3ad0fb718c332 Mon Sep 17 00:00:00 2001 From 5ac4bc4faeca63c74c4a768c4b92c0861a16135a Mon Sep 17 00:00:00 2001
Message-Id: <5658c126fee12d5c478ad9d45be3ad0fb718c332.1596234183.git.zanussi@kernel.org> Message-Id: <5ac4bc4faeca63c74c4a768c4b92c0861a16135a.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Josh Cartwright <joshc@ni.com> From: Josh Cartwright <joshc@ni.com>
Date: Thu, 31 Mar 2016 00:04:25 -0500 Date: Thu, 31 Mar 2016 00:04:25 -0500
Subject: [PATCH 069/329] list_bl: fixup bogus lockdep warning Subject: [PATCH 069/333] list_bl: fixup bogus lockdep warning
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
At first glance, the use of 'static inline' seems appropriate for At first glance, the use of 'static inline' seems appropriate for
INIT_HLIST_BL_HEAD(). INIT_HLIST_BL_HEAD().

12
debian/patches-rt/0070-genirq-Disable-irqpoll-on-rt.patch vendored
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@ -1,11 +1,11 @@
From 1a66c09be3bc7fdf90e0267de627a4b888bd765d Mon Sep 17 00:00:00 2001 From a669c7f6749b209860bdd82f6d21fb1c540a999a Mon Sep 17 00:00:00 2001
Message-Id: <1a66c09be3bc7fdf90e0267de627a4b888bd765d.1596234183.git.zanussi@kernel.org> Message-Id: <a669c7f6749b209860bdd82f6d21fb1c540a999a.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:57 -0500 Date: Fri, 3 Jul 2009 08:29:57 -0500
Subject: [PATCH 070/329] genirq: Disable irqpoll on -rt Subject: [PATCH 070/333] genirq: Disable irqpoll on -rt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Creates long latencies for no value Creates long latencies for no value

14
debian/patches-rt/0071-genirq-Force-interrupt-thread-on-RT.patch vendored
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@ -1,11 +1,11 @@
From 956db5b60cab8cdc9eb1876da6836cf2e3e9cb38 Mon Sep 17 00:00:00 2001 From eb31d921bdfba8bc6fa501962d5c13d2c4f9747d Mon Sep 17 00:00:00 2001
Message-Id: <956db5b60cab8cdc9eb1876da6836cf2e3e9cb38.1596234183.git.zanussi@kernel.org> Message-Id: <eb31d921bdfba8bc6fa501962d5c13d2c4f9747d.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 3 Apr 2011 11:57:29 +0200 Date: Sun, 3 Apr 2011 11:57:29 +0200
Subject: [PATCH 071/329] genirq: Force interrupt thread on RT Subject: [PATCH 071/333] genirq: Force interrupt thread on RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.
@ -33,7 +33,7 @@ index eeceac3376fc..315f852b4981 100644
#define force_irqthreads (0) #define force_irqthreads (0)
#endif #endif
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 025fcd029f83..b57d1a2d4d79 100644 index 3b66c77670d9..98f9bb27ce37 100644
--- a/kernel/irq/manage.c --- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c +++ b/kernel/irq/manage.c
@@ -24,6 +24,7 @@ @@ -24,6 +24,7 @@

31
debian/patches-rt/0072-Split-IRQ-off-and-zone-lock-while-freeing-pages-from.patch vendored
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@ -1,12 +1,12 @@
From 532c38e1e5fb5c27b6574adbd5ec0abafa87e590 Mon Sep 17 00:00:00 2001 From bad6f6554b001b698abe1b5b5ac4181a235ba188 Mon Sep 17 00:00:00 2001
Message-Id: <532c38e1e5fb5c27b6574adbd5ec0abafa87e590.1596234183.git.zanussi@kernel.org> Message-Id: <bad6f6554b001b698abe1b5b5ac4181a235ba188.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 28 May 2018 15:24:20 +0200 Date: Mon, 28 May 2018 15:24:20 +0200
Subject: [PATCH 072/329] Split IRQ-off and zone->lock while freeing pages from Subject: [PATCH 072/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.
@ -20,9 +20,11 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
mm/page_alloc.c | 82 +++++++++++++++++++++++++++++++------------------ mm/page_alloc.c | 82 +++++++++++++++++++++++++++++++------------------
1 file changed, 52 insertions(+), 30 deletions(-) 1 file changed, 52 insertions(+), 30 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 5717ee66c8b3..47732cad4a51 100644
--- a/mm/page_alloc.c --- a/mm/page_alloc.c
+++ b/mm/page_alloc.c +++ b/mm/page_alloc.c
@@ -1095,7 +1095,7 @@ @@ -1095,7 +1095,7 @@ static inline void prefetch_buddy(struct page *page)
} }
/* /*
@ -31,7 +33,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
* Assumes all pages on list are in same zone, and of same order. * Assumes all pages on list are in same zone, and of same order.
* count is the number of pages to free. * count is the number of pages to free.
* *
@@ -1106,14 +1106,41 @@ @@ -1106,14 +1106,41 @@ static inline void prefetch_buddy(struct page *page)
* pinned" detection logic. * pinned" detection logic.
*/ */
static void free_pcppages_bulk(struct zone *zone, int count, static void free_pcppages_bulk(struct zone *zone, int count,
@ -77,7 +79,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
/* /*
* Ensure proper count is passed which otherwise would stuck in the * Ensure proper count is passed which otherwise would stuck in the
@@ -1150,7 +1177,7 @@ @@ -1150,7 +1177,7 @@ static void free_pcppages_bulk(struct zone *zone, int count,
if (bulkfree_pcp_prepare(page)) if (bulkfree_pcp_prepare(page))
continue; continue;
@ -86,7 +88,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
/* /*
* We are going to put the page back to the global * We are going to put the page back to the global
@@ -1165,26 +1192,6 @@ @@ -1165,26 +1192,6 @@ static void free_pcppages_bulk(struct zone *zone, int count,
prefetch_buddy(page); prefetch_buddy(page);
} while (--count && --batch_free && !list_empty(list)); } while (--count && --batch_free && !list_empty(list));
} }
@ -113,7 +115,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
} }
static void free_one_page(struct zone *zone, static void free_one_page(struct zone *zone,
@@ -2545,13 +2552,18 @@ @@ -2545,13 +2552,18 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp)
{ {
unsigned long flags; unsigned long flags;
int to_drain, batch; int to_drain, batch;
@ -133,7 +135,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
} }
#endif #endif
@@ -2567,14 +2579,21 @@ @@ -2567,14 +2579,21 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone)
unsigned long flags; unsigned long flags;
struct per_cpu_pageset *pset; struct per_cpu_pageset *pset;
struct per_cpu_pages *pcp; struct per_cpu_pages *pcp;
@ -157,7 +159,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
} }
/* /*
@@ -2796,7 +2815,10 @@ @@ -2796,7 +2815,10 @@ static void free_unref_page_commit(struct page *page, unsigned long pfn)
pcp->count++; pcp->count++;
if (pcp->count >= pcp->high) { if (pcp->count >= pcp->high) {
unsigned long batch = READ_ONCE(pcp->batch); unsigned long batch = READ_ONCE(pcp->batch);
@ -169,3 +171,6 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
} }
} }
--
2.17.1

30
debian/patches-rt/0073-Split-IRQ-off-and-zone-lock-while-freeing-pages-from.patch vendored
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@ -1,12 +1,12 @@
From d72a0b854a4bc197365cac871e1051f1c21f170a Mon Sep 17 00:00:00 2001 From 5de327261c8d96d3da74a89d108a2385119f45fa Mon Sep 17 00:00:00 2001
Message-Id: <d72a0b854a4bc197365cac871e1051f1c21f170a.1596234183.git.zanussi@kernel.org> Message-Id: <5de327261c8d96d3da74a89d108a2385119f45fa.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Peter Zijlstra <peterz@infradead.org> From: Peter Zijlstra <peterz@infradead.org>
Date: Mon, 28 May 2018 15:24:21 +0200 Date: Mon, 28 May 2018 15:24:21 +0200
Subject: [PATCH 073/329] Split IRQ-off and zone->lock while freeing pages from Subject: [PATCH 073/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Split the IRQ-off section while accessing the PCP list from zone->lock Split the IRQ-off section while accessing the PCP list from zone->lock
while freeing pages. while freeing pages.
@ -21,7 +21,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 50 insertions(+), 10 deletions(-) 1 file changed, 50 insertions(+), 10 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index bab65ef53eda..6c45b7713e56 100644 index 47732cad4a51..e43e374a9415 100644
--- a/mm/page_alloc.c --- a/mm/page_alloc.c
+++ b/mm/page_alloc.c +++ b/mm/page_alloc.c
@@ -1105,8 +1105,8 @@ static inline void prefetch_buddy(struct page *page) @@ -1105,8 +1105,8 @@ static inline void prefetch_buddy(struct page *page)
@ -63,7 +63,7 @@ index bab65ef53eda..6c45b7713e56 100644
__free_one_page(page, page_to_pfn(page), zone, 0, mt); __free_one_page(page, page_to_pfn(page), zone, 0, mt);
trace_mm_page_pcpu_drain(page, 0, mt); trace_mm_page_pcpu_drain(page, 0, mt);
} }
@@ -2558,7 +2573,7 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp) @@ -2563,7 +2578,7 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp)
local_irq_restore(flags); local_irq_restore(flags);
if (to_drain > 0) if (to_drain > 0)
@ -72,7 +72,7 @@ index bab65ef53eda..6c45b7713e56 100644
} }
#endif #endif
@@ -2588,7 +2603,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone) @@ -2593,7 +2608,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone)
local_irq_restore(flags); local_irq_restore(flags);
if (count) if (count)
@ -81,7 +81,7 @@ index bab65ef53eda..6c45b7713e56 100644
} }
/* /*
@@ -2781,7 +2796,8 @@ static bool free_unref_page_prepare(struct page *page, unsigned long pfn) @@ -2786,7 +2801,8 @@ static bool free_unref_page_prepare(struct page *page, unsigned long pfn)
return true; return true;
} }
@ -91,7 +91,7 @@ index bab65ef53eda..6c45b7713e56 100644
{ {
struct zone *zone = page_zone(page); struct zone *zone = page_zone(page);
struct per_cpu_pages *pcp; struct per_cpu_pages *pcp;
@@ -2810,10 +2826,8 @@ static void free_unref_page_commit(struct page *page, unsigned long pfn) @@ -2815,10 +2831,8 @@ static void free_unref_page_commit(struct page *page, unsigned long pfn)
pcp->count++; pcp->count++;
if (pcp->count >= pcp->high) { if (pcp->count >= pcp->high) {
unsigned long batch = READ_ONCE(pcp->batch); unsigned long batch = READ_ONCE(pcp->batch);
@ -103,7 +103,7 @@ index bab65ef53eda..6c45b7713e56 100644
} }
} }
@@ -2824,13 +2838,17 @@ void free_unref_page(struct page *page) @@ -2829,13 +2843,17 @@ void free_unref_page(struct page *page)
{ {
unsigned long flags; unsigned long flags;
unsigned long pfn = page_to_pfn(page); unsigned long pfn = page_to_pfn(page);
@ -122,7 +122,7 @@ index bab65ef53eda..6c45b7713e56 100644
} }
/* /*
@@ -2841,6 +2859,11 @@ void free_unref_page_list(struct list_head *list) @@ -2846,6 +2864,11 @@ void free_unref_page_list(struct list_head *list)
struct page *page, *next; struct page *page, *next;
unsigned long flags, pfn; unsigned long flags, pfn;
int batch_count = 0; int batch_count = 0;
@ -134,7 +134,7 @@ index bab65ef53eda..6c45b7713e56 100644
/* Prepare pages for freeing */ /* Prepare pages for freeing */
list_for_each_entry_safe(page, next, list, lru) { list_for_each_entry_safe(page, next, list, lru) {
@@ -2853,10 +2876,12 @@ void free_unref_page_list(struct list_head *list) @@ -2858,10 +2881,12 @@ void free_unref_page_list(struct list_head *list)
local_irq_save(flags); local_irq_save(flags);
list_for_each_entry_safe(page, next, list, lru) { list_for_each_entry_safe(page, next, list, lru) {
unsigned long pfn = page_private(page); unsigned long pfn = page_private(page);
@ -148,7 +148,7 @@ index bab65ef53eda..6c45b7713e56 100644
/* /*
* Guard against excessive IRQ disabled times when we get * Guard against excessive IRQ disabled times when we get
@@ -2869,6 +2894,21 @@ void free_unref_page_list(struct list_head *list) @@ -2874,6 +2899,21 @@ void free_unref_page_list(struct list_head *list)
} }
} }
local_irq_restore(flags); local_irq_restore(flags);

12
debian/patches-rt/0074-mm-SLxB-change-list_lock-to-raw_spinlock_t.patch vendored
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@ -1,11 +1,11 @@
From dd386f034c72580313da947e4d61291caec56ddf Mon Sep 17 00:00:00 2001 From 8b9475846c26d3e6aced54766155b64adb6e0573 Mon Sep 17 00:00:00 2001
Message-Id: <dd386f034c72580313da947e4d61291caec56ddf.1596234183.git.zanussi@kernel.org> Message-Id: <8b9475846c26d3e6aced54766155b64adb6e0573.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 28 May 2018 15:24:22 +0200 Date: Mon, 28 May 2018 15:24:22 +0200
Subject: [PATCH 074/329] mm/SLxB: change list_lock to raw_spinlock_t Subject: [PATCH 074/333] mm/SLxB: change list_lock to raw_spinlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

12
debian/patches-rt/0075-mm-SLUB-delay-giving-back-empty-slubs-to-IRQ-enabled.patch vendored
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@ -1,12 +1,12 @@
From 814fd358ca735f82d5c61ef025e930407b323939 Mon Sep 17 00:00:00 2001 From 54aab23b5557eda17033a5d020be3eada6493aa4 Mon Sep 17 00:00:00 2001
Message-Id: <814fd358ca735f82d5c61ef025e930407b323939.1596234183.git.zanussi@kernel.org> Message-Id: <54aab23b5557eda17033a5d020be3eada6493aa4.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 21 Jun 2018 17:29:19 +0200 Date: Thu, 21 Jun 2018 17:29:19 +0200
Subject: [PATCH 075/329] mm/SLUB: delay giving back empty slubs to IRQ enabled Subject: [PATCH 075/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

48
debian/patches-rt/0076-mm-page_alloc-rt-friendly-per-cpu-pages.patch vendored
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@ -1,11 +1,11 @@
From d22cba7e76710f715c9096a58b3bb0ce8b58640a Mon Sep 17 00:00:00 2001 From 2cdc3cbaae6968d52c6996f70be372f72bb6151f Mon Sep 17 00:00:00 2001
Message-Id: <d22cba7e76710f715c9096a58b3bb0ce8b58640a.1596234183.git.zanussi@kernel.org> Message-Id: <2cdc3cbaae6968d52c6996f70be372f72bb6151f.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:37 -0500 Date: Fri, 3 Jul 2009 08:29:37 -0500
Subject: [PATCH 076/329] mm: page_alloc: rt-friendly per-cpu pages Subject: [PATCH 076/333] mm: page_alloc: rt-friendly per-cpu pages
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
rt-friendly per-cpu pages: convert the irqs-off per-cpu locking rt-friendly per-cpu pages: convert the irqs-off per-cpu locking
method into a preemptible, explicit-per-cpu-locks method. method into a preemptible, explicit-per-cpu-locks method.
@ -21,7 +21,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
1 file changed, 43 insertions(+), 20 deletions(-) 1 file changed, 43 insertions(+), 20 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 6c45b7713e56..63bf99bdcabc 100644 index e43e374a9415..f6f11e22970e 100644
--- a/mm/page_alloc.c --- a/mm/page_alloc.c
+++ b/mm/page_alloc.c +++ b/mm/page_alloc.c
@@ -60,6 +60,7 @@ @@ -60,6 +60,7 @@
@ -51,7 +51,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
int page_group_by_mobility_disabled __read_mostly; int page_group_by_mobility_disabled __read_mostly;
#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT #ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT
@@ -1296,10 +1309,10 @@ static void __free_pages_ok(struct page *page, unsigned int order) @@ -1301,10 +1314,10 @@ static void __free_pages_ok(struct page *page, unsigned int order)
return; return;
migratetype = get_pfnblock_migratetype(page, pfn); migratetype = get_pfnblock_migratetype(page, pfn);
@ -64,7 +64,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
} }
static void __init __free_pages_boot_core(struct page *page, unsigned int order) static void __init __free_pages_boot_core(struct page *page, unsigned int order)
@@ -2564,13 +2577,13 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp) @@ -2569,13 +2582,13 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp)
int to_drain, batch; int to_drain, batch;
LIST_HEAD(dst); LIST_HEAD(dst);
@ -80,7 +80,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
if (to_drain > 0) if (to_drain > 0)
free_pcppages_bulk(zone, &dst, false); free_pcppages_bulk(zone, &dst, false);
@@ -2592,7 +2605,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone) @@ -2597,7 +2610,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone)
LIST_HEAD(dst); LIST_HEAD(dst);
int count; int count;
@ -89,7 +89,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
pset = per_cpu_ptr(zone->pageset, cpu); pset = per_cpu_ptr(zone->pageset, cpu);
pcp = &pset->pcp; pcp = &pset->pcp;
@@ -2600,7 +2613,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone) @@ -2605,7 +2618,7 @@ static void drain_pages_zone(unsigned int cpu, struct zone *zone)
if (count) if (count)
isolate_pcp_pages(count, pcp, &dst); isolate_pcp_pages(count, pcp, &dst);
@ -98,7 +98,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
if (count) if (count)
free_pcppages_bulk(zone, &dst, false); free_pcppages_bulk(zone, &dst, false);
@@ -2638,6 +2651,7 @@ void drain_local_pages(struct zone *zone) @@ -2643,6 +2656,7 @@ void drain_local_pages(struct zone *zone)
drain_pages(cpu); drain_pages(cpu);
} }
@ -106,7 +106,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
static void drain_local_pages_wq(struct work_struct *work) static void drain_local_pages_wq(struct work_struct *work)
{ {
/* /*
@@ -2651,6 +2665,7 @@ static void drain_local_pages_wq(struct work_struct *work) @@ -2656,6 +2670,7 @@ static void drain_local_pages_wq(struct work_struct *work)
drain_local_pages(NULL); drain_local_pages(NULL);
preempt_enable(); preempt_enable();
} }
@ -114,7 +114,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
/* /*
* Spill all the per-cpu pages from all CPUs back into the buddy allocator. * Spill all the per-cpu pages from all CPUs back into the buddy allocator.
@@ -2717,7 +2732,14 @@ void drain_all_pages(struct zone *zone) @@ -2722,7 +2737,14 @@ void drain_all_pages(struct zone *zone)
else else
cpumask_clear_cpu(cpu, &cpus_with_pcps); cpumask_clear_cpu(cpu, &cpus_with_pcps);
} }
@ -130,7 +130,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
for_each_cpu(cpu, &cpus_with_pcps) { for_each_cpu(cpu, &cpus_with_pcps) {
struct work_struct *work = per_cpu_ptr(&pcpu_drain, cpu); struct work_struct *work = per_cpu_ptr(&pcpu_drain, cpu);
INIT_WORK(work, drain_local_pages_wq); INIT_WORK(work, drain_local_pages_wq);
@@ -2725,6 +2747,7 @@ void drain_all_pages(struct zone *zone) @@ -2730,6 +2752,7 @@ void drain_all_pages(struct zone *zone)
} }
for_each_cpu(cpu, &cpus_with_pcps) for_each_cpu(cpu, &cpus_with_pcps)
flush_work(per_cpu_ptr(&pcpu_drain, cpu)); flush_work(per_cpu_ptr(&pcpu_drain, cpu));
@ -138,7 +138,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
mutex_unlock(&pcpu_drain_mutex); mutex_unlock(&pcpu_drain_mutex);
} }
@@ -2844,9 +2867,9 @@ void free_unref_page(struct page *page) @@ -2849,9 +2872,9 @@ void free_unref_page(struct page *page)
if (!free_unref_page_prepare(page, pfn)) if (!free_unref_page_prepare(page, pfn))
return; return;
@ -150,7 +150,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
if (!list_empty(&dst)) if (!list_empty(&dst))
free_pcppages_bulk(zone, &dst, false); free_pcppages_bulk(zone, &dst, false);
} }
@@ -2873,7 +2896,7 @@ void free_unref_page_list(struct list_head *list) @@ -2878,7 +2901,7 @@ void free_unref_page_list(struct list_head *list)
set_page_private(page, pfn); set_page_private(page, pfn);
} }
@ -159,7 +159,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
list_for_each_entry_safe(page, next, list, lru) { list_for_each_entry_safe(page, next, list, lru) {
unsigned long pfn = page_private(page); unsigned long pfn = page_private(page);
enum zone_type type; enum zone_type type;
@@ -2888,12 +2911,12 @@ void free_unref_page_list(struct list_head *list) @@ -2893,12 +2916,12 @@ void free_unref_page_list(struct list_head *list)
* a large list of pages to free. * a large list of pages to free.
*/ */
if (++batch_count == SWAP_CLUSTER_MAX) { if (++batch_count == SWAP_CLUSTER_MAX) {
@ -175,7 +175,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
for (i = 0; i < __MAX_NR_ZONES; ) { for (i = 0; i < __MAX_NR_ZONES; ) {
struct page *page; struct page *page;
@@ -3042,7 +3065,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone, @@ -3047,7 +3070,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone,
struct page *page; struct page *page;
unsigned long flags; unsigned long flags;
@ -184,7 +184,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
pcp = &this_cpu_ptr(zone->pageset)->pcp; pcp = &this_cpu_ptr(zone->pageset)->pcp;
list = &pcp->lists[migratetype]; list = &pcp->lists[migratetype];
page = __rmqueue_pcplist(zone, migratetype, pcp, list); page = __rmqueue_pcplist(zone, migratetype, pcp, list);
@@ -3050,7 +3073,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone, @@ -3055,7 +3078,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone,
__count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order); __count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order);
zone_statistics(preferred_zone, zone); zone_statistics(preferred_zone, zone);
} }
@ -193,7 +193,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
return page; return page;
} }
@@ -3077,7 +3100,7 @@ struct page *rmqueue(struct zone *preferred_zone, @@ -3082,7 +3105,7 @@ struct page *rmqueue(struct zone *preferred_zone,
* allocate greater than order-1 page units with __GFP_NOFAIL. * allocate greater than order-1 page units with __GFP_NOFAIL.
*/ */
WARN_ON_ONCE((gfp_flags & __GFP_NOFAIL) && (order > 1)); WARN_ON_ONCE((gfp_flags & __GFP_NOFAIL) && (order > 1));
@ -202,7 +202,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
do { do {
page = NULL; page = NULL;
@@ -3097,14 +3120,14 @@ struct page *rmqueue(struct zone *preferred_zone, @@ -3102,14 +3125,14 @@ struct page *rmqueue(struct zone *preferred_zone,
__count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order); __count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order);
zone_statistics(preferred_zone, zone); zone_statistics(preferred_zone, zone);
@ -219,7 +219,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
return NULL; return NULL;
} }
@@ -8125,7 +8148,7 @@ void zone_pcp_reset(struct zone *zone) @@ -8130,7 +8153,7 @@ void zone_pcp_reset(struct zone *zone)
struct per_cpu_pageset *pset; struct per_cpu_pageset *pset;
/* avoid races with drain_pages() */ /* avoid races with drain_pages() */
@ -228,7 +228,7 @@ index 6c45b7713e56..63bf99bdcabc 100644
if (zone->pageset != &boot_pageset) { if (zone->pageset != &boot_pageset) {
for_each_online_cpu(cpu) { for_each_online_cpu(cpu) {
pset = per_cpu_ptr(zone->pageset, cpu); pset = per_cpu_ptr(zone->pageset, cpu);
@@ -8134,7 +8157,7 @@ void zone_pcp_reset(struct zone *zone) @@ -8139,7 +8162,7 @@ void zone_pcp_reset(struct zone *zone)
free_percpu(zone->pageset); free_percpu(zone->pageset);
zone->pageset = &boot_pageset; zone->pageset = &boot_pageset;
} }

16
debian/patches-rt/0077-mm-swap-Convert-to-percpu-locked.patch vendored
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@ -1,11 +1,11 @@
From bb9ad4172a3a877e89400822d859b6bfd8bb9f48 Mon Sep 17 00:00:00 2001 From 119379713401cbbc6e85d31a53eff0fac5eebbce Mon Sep 17 00:00:00 2001
Message-Id: <bb9ad4172a3a877e89400822d859b6bfd8bb9f48.1596234183.git.zanussi@kernel.org> Message-Id: <119379713401cbbc6e85d31a53eff0fac5eebbce.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:51 -0500 Date: Fri, 3 Jul 2009 08:29:51 -0500
Subject: [PATCH 077/329] mm/swap: Convert to percpu locked Subject: [PATCH 077/333] mm/swap: Convert to percpu locked
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Replace global locks (get_cpu + local_irq_save) with "local_locks()". Replace global locks (get_cpu + local_irq_save) with "local_locks()".
Currently there is one of for "rotate" and one for "swap". Currently there is one of for "rotate" and one for "swap".
@ -59,10 +59,10 @@ index 5079ddbec8f9..c40d3a13cbbd 100644
cc->last_migrated_pfn = 0; cc->last_migrated_pfn = 0;
} }
diff --git a/mm/page_alloc.c b/mm/page_alloc.c diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 63bf99bdcabc..1d25236411a7 100644 index f6f11e22970e..c80714992781 100644
--- a/mm/page_alloc.c --- a/mm/page_alloc.c
+++ b/mm/page_alloc.c +++ b/mm/page_alloc.c
@@ -7238,8 +7238,9 @@ void __init free_area_init(unsigned long *zones_size) @@ -7243,8 +7243,9 @@ void __init free_area_init(unsigned long *zones_size)
static int page_alloc_cpu_dead(unsigned int cpu) static int page_alloc_cpu_dead(unsigned int cpu)
{ {

12
debian/patches-rt/0078-mm-perform-lru_add_drain_all-remotely.patch vendored
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@ -1,11 +1,11 @@
From 16d32cb8fdd33bacf654c4a7bb0774ec6d48fbc4 Mon Sep 17 00:00:00 2001 From e0404fa2e07bd2d4c44ca88db8eed00cb5b4d434 Mon Sep 17 00:00:00 2001
Message-Id: <16d32cb8fdd33bacf654c4a7bb0774ec6d48fbc4.1596234183.git.zanussi@kernel.org> Message-Id: <e0404fa2e07bd2d4c44ca88db8eed00cb5b4d434.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Luiz Capitulino <lcapitulino@redhat.com> From: Luiz Capitulino <lcapitulino@redhat.com>
Date: Fri, 27 May 2016 15:03:28 +0200 Date: Fri, 27 May 2016 15:03:28 +0200
Subject: [PATCH 078/329] mm: perform lru_add_drain_all() remotely Subject: [PATCH 078/333] mm: perform lru_add_drain_all() remotely
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
lru_add_drain_all() works by scheduling lru_add_drain_cpu() to run lru_add_drain_all() works by scheduling lru_add_drain_cpu() to run
on all CPUs that have non-empty LRU pagevecs and then waiting for on all CPUs that have non-empty LRU pagevecs and then waiting for

12
debian/patches-rt/0079-mm-vmstat-Protect-per-cpu-variables-with-preempt-dis.patch vendored
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@ -1,12 +1,12 @@
From d9de2b64e27437cb8cd89fedebd0d0048f5340b7 Mon Sep 17 00:00:00 2001 From 35edae1ccefb0cfffb4b439708bce25ac7eaf524 Mon Sep 17 00:00:00 2001
Message-Id: <d9de2b64e27437cb8cd89fedebd0d0048f5340b7.1596234183.git.zanussi@kernel.org> Message-Id: <35edae1ccefb0cfffb4b439708bce25ac7eaf524.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:30:13 -0500 Date: Fri, 3 Jul 2009 08:30:13 -0500
Subject: [PATCH 079/329] mm/vmstat: Protect per cpu variables with preempt Subject: [PATCH 079/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Disable preemption on -RT for the vmstat code. On vanila the code runs in Disable preemption on -RT for the vmstat code. On vanila the code runs in
IRQ-off regions while on -RT it is not. "preempt_disable" ensures that the IRQ-off regions while on -RT it is not. "preempt_disable" ensures that the

12
debian/patches-rt/0080-ARM-Initialize-split-page-table-locks-for-vector-pag.patch vendored
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@ -1,12 +1,12 @@
From 1f9ecc22bc3d924555ae11dbe0ddeab01952a512 Mon Sep 17 00:00:00 2001 From bcdffe5ae983c29e10b837d0d0aa81ba1707522f Mon Sep 17 00:00:00 2001
Message-Id: <1f9ecc22bc3d924555ae11dbe0ddeab01952a512.1596234183.git.zanussi@kernel.org> Message-Id: <bcdffe5ae983c29e10b837d0d0aa81ba1707522f.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Frank Rowand <frank.rowand@am.sony.com> From: Frank Rowand <frank.rowand@am.sony.com>
Date: Sat, 1 Oct 2011 18:58:13 -0700 Date: Sat, 1 Oct 2011 18:58:13 -0700
Subject: [PATCH 080/329] ARM: Initialize split page table locks for vector Subject: [PATCH 080/333] ARM: Initialize split page table locks for vector
page page
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

12
debian/patches-rt/0081-mm-Enable-SLUB-for-RT.patch vendored
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@ -1,11 +1,11 @@
From ed3c40729340989bec3949fc03ecefb279f16084 Mon Sep 17 00:00:00 2001 From 080b2c8d81078acabc300033620a22a408c7909a Mon Sep 17 00:00:00 2001
Message-Id: <ed3c40729340989bec3949fc03ecefb279f16084.1596234183.git.zanussi@kernel.org> Message-Id: <080b2c8d81078acabc300033620a22a408c7909a.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 25 Oct 2012 10:32:35 +0100 Date: Thu, 25 Oct 2012 10:32:35 +0100
Subject: [PATCH 081/329] mm: Enable SLUB for RT Subject: [PATCH 081/333] mm: Enable SLUB for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Avoid the memory allocation in IRQ section Avoid the memory allocation in IRQ section

12
debian/patches-rt/0082-slub-Enable-irqs-for-__GFP_WAIT.patch vendored
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@ -1,11 +1,11 @@
From 3e9e31775846ca871bff4cfe9e435b325b36cfee Mon Sep 17 00:00:00 2001 From ed692d1c5c78c4e42398936b657dd52b6070865c Mon Sep 17 00:00:00 2001
Message-Id: <3e9e31775846ca871bff4cfe9e435b325b36cfee.1596234183.git.zanussi@kernel.org> Message-Id: <ed692d1c5c78c4e42398936b657dd52b6070865c.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 9 Jan 2013 12:08:15 +0100 Date: Wed, 9 Jan 2013 12:08:15 +0100
Subject: [PATCH 082/329] slub: Enable irqs for __GFP_WAIT Subject: [PATCH 082/333] slub: Enable irqs for __GFP_WAIT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.

12
debian/patches-rt/0083-slub-Disable-SLUB_CPU_PARTIAL.patch vendored
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@ -1,11 +1,11 @@
From d241c137df7f939bfb97b53197bd348d328dc6b0 Mon Sep 17 00:00:00 2001 From 78805dc2fea3579b7cdb8bb1f25ebf9aa147af81 Mon Sep 17 00:00:00 2001
Message-Id: <d241c137df7f939bfb97b53197bd348d328dc6b0.1596234183.git.zanussi@kernel.org> Message-Id: <78805dc2fea3579b7cdb8bb1f25ebf9aa147af81.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 15 Apr 2015 19:00:47 +0200 Date: Wed, 15 Apr 2015 19:00:47 +0200
Subject: [PATCH 083/329] slub: Disable SLUB_CPU_PARTIAL Subject: [PATCH 083/333] slub: Disable SLUB_CPU_PARTIAL
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
|BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:915 |BUG: sleeping function called from invalid context at kernel/locking/rtmutex.c:915
|in_atomic(): 1, irqs_disabled(): 0, pid: 87, name: rcuop/7 |in_atomic(): 1, irqs_disabled(): 0, pid: 87, name: rcuop/7

12
debian/patches-rt/0084-mm-memcontrol-Don-t-call-schedule_work_on-in-preempt.patch vendored
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@ -1,12 +1,12 @@
From b48a83eb78e110ba650dc000f03d8e010b3bfb93 Mon Sep 17 00:00:00 2001 From 2c43e6323d26840e86b3eac8e417df83b2420f4a Mon Sep 17 00:00:00 2001
Message-Id: <b48a83eb78e110ba650dc000f03d8e010b3bfb93.1596234183.git.zanussi@kernel.org> Message-Id: <2c43e6323d26840e86b3eac8e417df83b2420f4a.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Yang Shi <yang.shi@windriver.com> From: Yang Shi <yang.shi@windriver.com>
Date: Wed, 30 Oct 2013 11:48:33 -0700 Date: Wed, 30 Oct 2013 11:48:33 -0700
Subject: [PATCH 084/329] mm/memcontrol: Don't call schedule_work_on in Subject: [PATCH 084/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The following trace is triggered when running ltp oom test cases: The following trace is triggered when running ltp oom test cases:

12
debian/patches-rt/0085-mm-memcontrol-Replace-local_irq_disable-with-local-l.patch vendored
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@ -1,12 +1,12 @@
From 46cd5bef5cbeef69430f8243dffad3d6bf4d5f60 Mon Sep 17 00:00:00 2001 From 8550a07330a14f76ace74d423da03e02855055d3 Mon Sep 17 00:00:00 2001
Message-Id: <46cd5bef5cbeef69430f8243dffad3d6bf4d5f60.1596234183.git.zanussi@kernel.org> Message-Id: <8550a07330a14f76ace74d423da03e02855055d3.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 28 Jan 2015 17:14:16 +0100 Date: Wed, 28 Jan 2015 17:14:16 +0100
Subject: [PATCH 085/329] mm/memcontrol: Replace local_irq_disable with local Subject: [PATCH 085/333] mm/memcontrol: Replace local_irq_disable with local
locks locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
There are a few local_irq_disable() which then take sleeping locks. This There are a few local_irq_disable() which then take sleeping locks. This
patch converts them local locks. patch converts them local locks.

12
debian/patches-rt/0086-mm-zsmalloc-copy-with-get_cpu_var-and-locking.patch vendored
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@ -1,11 +1,11 @@
From b43b38e7434705ca1df250741a943f22c3aa3c4b Mon Sep 17 00:00:00 2001 From 29754917123a140f972a15b6385d91d7b3a7d684 Mon Sep 17 00:00:00 2001
Message-Id: <b43b38e7434705ca1df250741a943f22c3aa3c4b.1596234183.git.zanussi@kernel.org> Message-Id: <29754917123a140f972a15b6385d91d7b3a7d684.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Mike Galbraith <umgwanakikbuti@gmail.com> From: Mike Galbraith <umgwanakikbuti@gmail.com>
Date: Tue, 22 Mar 2016 11:16:09 +0100 Date: Tue, 22 Mar 2016 11:16:09 +0100
Subject: [PATCH 086/329] mm/zsmalloc: copy with get_cpu_var() and locking Subject: [PATCH 086/333] mm/zsmalloc: copy with get_cpu_var() and locking
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
get_cpu_var() disables preemption and triggers a might_sleep() splat later. get_cpu_var() disables preemption and triggers a might_sleep() splat later.
This is replaced with get_locked_var(). This is replaced with get_locked_var().

12
debian/patches-rt/0087-x86-mm-pat-disable-preemption-__split_large_page-aft.patch vendored
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@ -1,12 +1,12 @@
From 618330e49648f0851200b9e4ca83e18dd4d07131 Mon Sep 17 00:00:00 2001 From 3c521ba0f590185c472ef4d2b0ded435cfd9d135 Mon Sep 17 00:00:00 2001
Message-Id: <618330e49648f0851200b9e4ca83e18dd4d07131.1596234183.git.zanussi@kernel.org> Message-Id: <3c521ba0f590185c472ef4d2b0ded435cfd9d135.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 11 Dec 2018 21:53:43 +0100 Date: Tue, 11 Dec 2018 21:53:43 +0100
Subject: [PATCH 087/329] x86/mm/pat: disable preemption __split_large_page() Subject: [PATCH 087/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Commit "x86/mm/pat: Disable preemption around __flush_tlb_all()" added a Commit "x86/mm/pat: Disable preemption around __flush_tlb_all()" added a
warning if __flush_tlb_all() is invoked in preemptible context. On !RT warning if __flush_tlb_all() is invoked in preemptible context. On !RT

12
debian/patches-rt/0088-radix-tree-use-local-locks.patch vendored
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@ -1,11 +1,11 @@
From 4ca4b11d8f733ff4a065686ddcb1221d5f4fbe21 Mon Sep 17 00:00:00 2001 From caff1ae037c683a77f3435dd72f4e1fd752ff574 Mon Sep 17 00:00:00 2001
Message-Id: <4ca4b11d8f733ff4a065686ddcb1221d5f4fbe21.1596234183.git.zanussi@kernel.org> Message-Id: <caff1ae037c683a77f3435dd72f4e1fd752ff574.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 25 Jan 2017 16:34:27 +0100 Date: Wed, 25 Jan 2017 16:34:27 +0100
Subject: [PATCH 088/329] radix-tree: use local locks Subject: [PATCH 088/333] radix-tree: use local locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

41
debian/patches-rt/0089-timers-Prepare-for-full-preemption.patch vendored
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@ -1,11 +1,11 @@
From a3af87bbfafb04784c4c873c21c5aa1458ba7483 Mon Sep 17 00:00:00 2001 From 1515fae666ef12f51f8f87243ca51cc4ee5590b3 Mon Sep 17 00:00:00 2001
Message-Id: <a3af87bbfafb04784c4c873c21c5aa1458ba7483.1596234183.git.zanussi@kernel.org> Message-Id: <1515fae666ef12f51f8f87243ca51cc4ee5590b3.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:34 -0500 Date: Fri, 3 Jul 2009 08:29:34 -0500
Subject: [PATCH 089/329] timers: Prepare for full preemption Subject: [PATCH 089/333] timers: Prepare for full preemption
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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
@ -19,9 +19,11 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
kernel/time/timer.c | 45 +++++++++++++++++++++++++++++++++++++++---- kernel/time/timer.c | 45 +++++++++++++++++++++++++++++++++++++++----
3 files changed, 49 insertions(+), 7 deletions(-) 3 files changed, 49 insertions(+), 7 deletions(-)
diff --git a/include/linux/timer.h b/include/linux/timer.h
index 7b066fd38248..54627d046b3a 100644
--- a/include/linux/timer.h --- a/include/linux/timer.h
+++ b/include/linux/timer.h +++ b/include/linux/timer.h
@@ -172,7 +172,7 @@ @@ -172,7 +172,7 @@ extern void add_timer(struct timer_list *timer);
extern int try_to_del_timer_sync(struct timer_list *timer); extern int try_to_del_timer_sync(struct timer_list *timer);
@ -30,9 +32,11 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
extern int del_timer_sync(struct timer_list *timer); extern int del_timer_sync(struct timer_list *timer);
#else #else
# define del_timer_sync(t) del_timer(t) # define del_timer_sync(t) del_timer(t)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 541c7222ffc2..c0058e62a3fc 100644
--- a/kernel/sched/core.c --- a/kernel/sched/core.c
+++ b/kernel/sched/core.c +++ b/kernel/sched/core.c
@@ -498,11 +498,14 @@ @@ -498,11 +498,14 @@ void resched_cpu(int cpu)
*/ */
int get_nohz_timer_target(void) int get_nohz_timer_target(void)
{ {
@ -49,7 +53,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
rcu_read_lock(); rcu_read_lock();
for_each_domain(cpu, sd) { for_each_domain(cpu, sd) {
@@ -521,6 +524,8 @@ @@ -521,6 +524,8 @@ int get_nohz_timer_target(void)
cpu = housekeeping_any_cpu(HK_FLAG_TIMER); cpu = housekeeping_any_cpu(HK_FLAG_TIMER);
unlock: unlock:
rcu_read_unlock(); rcu_read_unlock();
@ -58,6 +62,8 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
return cpu; return cpu;
} }
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index 61e41ea3a96e..ecc23d2c21a9 100644
--- a/kernel/time/timer.c --- a/kernel/time/timer.c
+++ b/kernel/time/timer.c +++ b/kernel/time/timer.c
@@ -45,6 +45,7 @@ @@ -45,6 +45,7 @@
@ -68,7 +74,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
#include <linux/uaccess.h> #include <linux/uaccess.h>
#include <asm/unistd.h> #include <asm/unistd.h>
@@ -198,6 +199,9 @@ @@ -198,6 +199,9 @@ EXPORT_SYMBOL(jiffies_64);
struct timer_base { struct timer_base {
raw_spinlock_t lock; raw_spinlock_t lock;
struct timer_list *running_timer; struct timer_list *running_timer;
@ -78,7 +84,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
unsigned long clk; unsigned long clk;
unsigned long next_expiry; unsigned long next_expiry;
unsigned int cpu; unsigned int cpu;
@@ -1190,6 +1194,33 @@ @@ -1190,6 +1194,33 @@ void add_timer_on(struct timer_list *timer, int cpu)
} }
EXPORT_SYMBOL_GPL(add_timer_on); EXPORT_SYMBOL_GPL(add_timer_on);
@ -112,7 +118,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
/** /**
* del_timer - deactivate a timer. * del_timer - deactivate a timer.
* @timer: the timer to be deactivated * @timer: the timer to be deactivated
@@ -1245,7 +1276,7 @@ @@ -1245,7 +1276,7 @@ int try_to_del_timer_sync(struct timer_list *timer)
} }
EXPORT_SYMBOL(try_to_del_timer_sync); EXPORT_SYMBOL(try_to_del_timer_sync);
@ -121,7 +127,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
/** /**
* del_timer_sync - deactivate a timer and wait for the handler to finish. * del_timer_sync - deactivate a timer and wait for the handler to finish.
* @timer: the timer to be deactivated * @timer: the timer to be deactivated
@@ -1305,7 +1336,7 @@ @@ -1305,7 +1336,7 @@ int del_timer_sync(struct timer_list *timer)
int ret = try_to_del_timer_sync(timer); int ret = try_to_del_timer_sync(timer);
if (ret >= 0) if (ret >= 0)
return ret; return ret;
@ -130,7 +136,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
} }
} }
EXPORT_SYMBOL(del_timer_sync); EXPORT_SYMBOL(del_timer_sync);
@@ -1366,13 +1397,16 @@ @@ -1366,13 +1397,16 @@ static void expire_timers(struct timer_base *base, struct hlist_head *head)
fn = timer->function; fn = timer->function;
@ -148,7 +154,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
raw_spin_lock_irq(&base->lock); raw_spin_lock_irq(&base->lock);
} }
} }
@@ -1702,8 +1736,8 @@ @@ -1702,8 +1736,8 @@ static inline void __run_timers(struct timer_base *base)
while (levels--) while (levels--)
expire_timers(base, heads + levels); expire_timers(base, heads + levels);
} }
@ -158,7 +164,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
} }
/* /*
@@ -1948,6 +1982,9 @@ @@ -1948,6 +1982,9 @@ static void __init init_timer_cpu(int cpu)
base->cpu = cpu; base->cpu = cpu;
raw_spin_lock_init(&base->lock); raw_spin_lock_init(&base->lock);
base->clk = jiffies; base->clk = jiffies;
@ -168,3 +174,6 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
} }
} }
--
2.17.1

14
debian/patches-rt/0090-x86-kvm-Require-const-tsc-for-RT.patch vendored
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@ -1,11 +1,11 @@
From 80718f0b78e1f76c9b8937257215b63ed4355e23 Mon Sep 17 00:00:00 2001 From a37950118e086bbf324f26f9f39999022d523548 Mon Sep 17 00:00:00 2001
Message-Id: <80718f0b78e1f76c9b8937257215b63ed4355e23.1596234183.git.zanussi@kernel.org> Message-Id: <a37950118e086bbf324f26f9f39999022d523548.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 6 Nov 2011 12:26:18 +0100 Date: Sun, 6 Nov 2011 12:26:18 +0100
Subject: [PATCH 090/329] x86: kvm Require const tsc for RT Subject: [PATCH 090/333] x86: kvm Require const tsc for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Non constant TSC is a nightmare on bare metal already, but with Non constant TSC is a nightmare on bare metal already, but with
virtualization it becomes a complete disaster because the workarounds virtualization it becomes a complete disaster because the workarounds
@ -18,7 +18,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
1 file changed, 7 insertions(+) 1 file changed, 7 insertions(+)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 5b2440e591fc..9fc847c237da 100644 index 430a4bc66f60..1711b12d934c 100644
--- a/arch/x86/kvm/x86.c --- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c
@@ -6850,6 +6850,13 @@ int kvm_arch_init(void *opaque) @@ -6850,6 +6850,13 @@ int kvm_arch_init(void *opaque)

12
debian/patches-rt/0091-pci-switchtec-Don-t-use-completion-s-wait-queue.patch vendored
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@ -1,11 +1,11 @@
From 22fd004a43ed16303a43545c0d993ef12e1e5351 Mon Sep 17 00:00:00 2001 From 917b1d297504ab2942aa7ef6f6d2c9c72ad8aba9 Mon Sep 17 00:00:00 2001
Message-Id: <22fd004a43ed16303a43545c0d993ef12e1e5351.1596234183.git.zanussi@kernel.org> Message-Id: <917b1d297504ab2942aa7ef6f6d2c9c72ad8aba9.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 4 Oct 2017 10:24:23 +0200 Date: Wed, 4 Oct 2017 10:24:23 +0200
Subject: [PATCH 091/329] pci/switchtec: Don't use completion's wait queue Subject: [PATCH 091/333] pci/switchtec: Don't use completion's wait queue
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
The poll callback is using completion's wait_queue_head_t member and The poll callback is using completion's wait_queue_head_t member and
puts it in poll_wait() so the poll() caller gets a wakeup after command puts it in poll_wait() so the poll() caller gets a wakeup after command

12
debian/patches-rt/0092-wait.h-include-atomic.h.patch vendored
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@ -1,14 +1,14 @@
From f441a761836590a8dfa82a921ab4940a1afae6f5 Mon Sep 17 00:00:00 2001 From bb47a5cc110ed88e0e58a30c483c2182136c22ea Mon Sep 17 00:00:00 2001
Message-Id: <f441a761836590a8dfa82a921ab4940a1afae6f5.1596234183.git.zanussi@kernel.org> Message-Id: <bb47a5cc110ed88e0e58a30c483c2182136c22ea.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 28 Oct 2013 12:19:57 +0100 Date: Mon, 28 Oct 2013 12:19:57 +0100
Subject: [PATCH 092/329] wait.h: include atomic.h Subject: [PATCH 092/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
| CC init/main.o | CC init/main.o
|In file included from include/linux/mmzone.h:9:0, |In file included from include/linux/mmzone.h:9:0,

12
debian/patches-rt/0093-work-simple-Simple-work-queue-implemenation.patch vendored
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@ -1,11 +1,11 @@
From 5790c349caf92d7ae4663edbdf52dc8cc479ab24 Mon Sep 17 00:00:00 2001 From cb5623059d756c1c23dc84d7cf3c3987b61ed6bc Mon Sep 17 00:00:00 2001
Message-Id: <5790c349caf92d7ae4663edbdf52dc8cc479ab24.1596234183.git.zanussi@kernel.org> Message-Id: <cb5623059d756c1c23dc84d7cf3c3987b61ed6bc.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Daniel Wagner <daniel.wagner@bmw-carit.de> From: Daniel Wagner <daniel.wagner@bmw-carit.de>
Date: Fri, 11 Jul 2014 15:26:11 +0200 Date: Fri, 11 Jul 2014 15:26:11 +0200
Subject: [PATCH 093/329] work-simple: Simple work queue implemenation Subject: [PATCH 093/333] work-simple: Simple work queue implemenation
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Provides a framework for enqueuing callbacks from irq context Provides a framework for enqueuing callbacks from irq context
PREEMPT_RT_FULL safe. The callbacks are executed in kthread context. PREEMPT_RT_FULL safe. The callbacks are executed in kthread context.

12
debian/patches-rt/0094-work-simple-drop-a-shit-statement-in-SWORK_EVENT_PEN.patch vendored
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@ -1,12 +1,12 @@
From 954eccfdee5c112121d31d3e5ed0732d7978155a Mon Sep 17 00:00:00 2001 From 1a296b998f09990cbac50043460df6dd31505812 Mon Sep 17 00:00:00 2001
Message-Id: <954eccfdee5c112121d31d3e5ed0732d7978155a.1596234183.git.zanussi@kernel.org> Message-Id: <1a296b998f09990cbac50043460df6dd31505812.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 10 Sep 2018 18:00:31 +0200 Date: Mon, 10 Sep 2018 18:00:31 +0200
Subject: [PATCH 094/329] work-simple: drop a shit statement in Subject: [PATCH 094/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Dan Carpenter reported Dan Carpenter reported
| smatch warnings: | smatch warnings:

12
debian/patches-rt/0095-completion-Use-simple-wait-queues.patch vendored
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@ -1,11 +1,11 @@
From 86023a52a1a1fd6885aca43b9e40ac1e7c2ae6f5 Mon Sep 17 00:00:00 2001 From 8b2a22ad4eab11c51afe125ab7e813b57897d001 Mon Sep 17 00:00:00 2001
Message-Id: <86023a52a1a1fd6885aca43b9e40ac1e7c2ae6f5.1596234183.git.zanussi@kernel.org> Message-Id: <8b2a22ad4eab11c51afe125ab7e813b57897d001.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 11 Jan 2013 11:23:51 +0100 Date: Fri, 11 Jan 2013 11:23:51 +0100
Subject: [PATCH 095/329] completion: Use simple wait queues Subject: [PATCH 095/333] completion: Use simple wait queues
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

12
debian/patches-rt/0096-fs-aio-simple-simple-work.patch vendored
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@ -1,11 +1,11 @@
From ac293d2dacfe32627d56a7b5a926b134f703e50c Mon Sep 17 00:00:00 2001 From 1a841488ca7f62b71a500186ad419d6090b929bc Mon Sep 17 00:00:00 2001
Message-Id: <ac293d2dacfe32627d56a7b5a926b134f703e50c.1596234183.git.zanussi@kernel.org> Message-Id: <1a841488ca7f62b71a500186ad419d6090b929bc.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 16 Feb 2015 18:49:10 +0100 Date: Mon, 16 Feb 2015 18:49:10 +0100
Subject: [PATCH 096/329] fs/aio: simple simple work Subject: [PATCH 096/333] fs/aio: simple simple work
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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

20
debian/patches-rt/0097-time-hrtimer-avoid-schedule_work-with-interrupts-dis.patch vendored
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@ -1,12 +1,12 @@
From c577359102ed6ef26386114e4ec850d686c8eb4e Mon Sep 17 00:00:00 2001 From da619e2c9a6272d7e6507460e3f38d20fbaa7393 Mon Sep 17 00:00:00 2001
Message-Id: <c577359102ed6ef26386114e4ec850d686c8eb4e.1596234183.git.zanussi@kernel.org> Message-Id: <da619e2c9a6272d7e6507460e3f38d20fbaa7393.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 15 Nov 2017 17:29:51 +0100 Date: Wed, 15 Nov 2017 17:29:51 +0100
Subject: [PATCH 097/329] time/hrtimer: avoid schedule_work() with interrupts Subject: [PATCH 097/333] time/hrtimer: avoid schedule_work() with interrupts
disabled disabled
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.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.
@ -17,10 +17,10 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
1 file changed, 11 insertions(+), 4 deletions(-) 1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/kernel/time/timer.c b/kernel/time/timer.c diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index 458fa0189514..845f687d2d1c 100644 index ecc23d2c21a9..753b75751f0a 100644
--- a/kernel/time/timer.c --- a/kernel/time/timer.c
+++ b/kernel/time/timer.c +++ b/kernel/time/timer.c
@@ -217,8 +217,7 @@ static DEFINE_PER_CPU(struct timer_base, timer_bases[NR_BASES]); @@ -218,8 +218,7 @@ static DEFINE_PER_CPU(struct timer_base, timer_bases[NR_BASES]);
static DEFINE_STATIC_KEY_FALSE(timers_nohz_active); static DEFINE_STATIC_KEY_FALSE(timers_nohz_active);
static DEFINE_MUTEX(timer_keys_mutex); static DEFINE_MUTEX(timer_keys_mutex);
@ -30,7 +30,7 @@ index 458fa0189514..845f687d2d1c 100644
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
unsigned int sysctl_timer_migration = 1; unsigned int sysctl_timer_migration = 1;
@@ -236,7 +235,7 @@ static void timers_update_migration(void) @@ -237,7 +236,7 @@ static void timers_update_migration(void)
static inline void timers_update_migration(void) { } static inline void timers_update_migration(void) { }
#endif /* !CONFIG_SMP */ #endif /* !CONFIG_SMP */
@ -39,7 +39,7 @@ index 458fa0189514..845f687d2d1c 100644
{ {
mutex_lock(&timer_keys_mutex); mutex_lock(&timer_keys_mutex);
timers_update_migration(); timers_update_migration();
@@ -246,9 +245,17 @@ static void timer_update_keys(struct work_struct *work) @@ -247,9 +246,17 @@ static void timer_update_keys(struct work_struct *work)
void timers_update_nohz(void) void timers_update_nohz(void)
{ {

12
debian/patches-rt/0098-hrtimer-consolidate-hrtimer_init-hrtimer_init_sleepe.patch vendored
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@ -1,12 +1,12 @@
From a3e30f6b6a09d8c3ea8c0c96cc0cfc6cebdb6804 Mon Sep 17 00:00:00 2001 From 68790f3d4f992f2410f9b8c2dd98874d07eee4ce Mon Sep 17 00:00:00 2001
Message-Id: <a3e30f6b6a09d8c3ea8c0c96cc0cfc6cebdb6804.1596234183.git.zanussi@kernel.org> Message-Id: <68790f3d4f992f2410f9b8c2dd98874d07eee4ce.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 3 Jul 2018 11:25:41 +0200 Date: Tue, 3 Jul 2018 11:25:41 +0200
Subject: [PATCH 098/329] hrtimer: consolidate hrtimer_init() + Subject: [PATCH 098/333] 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-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
hrtimer_init_sleeper() calls require a prior initialisation of the hrtimer_init_sleeper() calls require a prior initialisation of the
hrtimer object with hrtimer_init(). Lets make the initialisation of hrtimer object with hrtimer_init(). Lets make the initialisation of

12
debian/patches-rt/0099-hrtimers-Prepare-full-preemption.patch vendored
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@ -1,11 +1,11 @@
From 21f166a2b78dcb4b748826540d1bdd84f0a164b3 Mon Sep 17 00:00:00 2001 From 116fd08767bc0bfe1df50417612622aa46928199 Mon Sep 17 00:00:00 2001
Message-Id: <21f166a2b78dcb4b748826540d1bdd84f0a164b3.1596234183.git.zanussi@kernel.org> Message-Id: <116fd08767bc0bfe1df50417612622aa46928199.1599166690.git.zanussi@kernel.org>
In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> In-Reply-To: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org> References: <56457dc415803c8abc5acb513ada877a79596f05.1599166690.git.zanussi@kernel.org>
From: Ingo Molnar <mingo@elte.hu> From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:29:34 -0500 Date: Fri, 3 Jul 2009 08:29:34 -0500
Subject: [PATCH 099/329] hrtimers: Prepare full preemption Subject: [PATCH 099/333] hrtimers: Prepare full preemption
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.142-rt63.tar.xz
Make cancellation of a running callback in softirq context safe Make cancellation of a running callback in softirq context safe
against preemption. against preemption.

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