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[rt] Update to 4.14.15-rt11

This commit is contained in:
Salvatore Bonaccorso 2018-01-28 15:46:47 +01:00
parent e5ce9cb87e
commit e53a4aa3b8
383 changed files with 767 additions and 675 deletions
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1
debian/changelog vendored
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@ -200,6 +200,7 @@ linux (4.14.15-1) UNRELEASED; urgency=medium
[ Salvatore Bonaccorso ] [ Salvatore Bonaccorso ]
* loop: fix concurrent lo_open/lo_release (CVE-2018-5344) * loop: fix concurrent lo_open/lo_release (CVE-2018-5344)
* Revert "module: Add retpoline tag to VERMAGIC" * Revert "module: Add retpoline tag to VERMAGIC"
* [rt] Update to 4.14.15-rt11
[ Ben Hutchings ] [ Ben Hutchings ]
* bpf: Avoid ABI change in 4.14.14 * bpf: Avoid ABI change in 4.14.14

21
debian/patches/features/all/rt/0001-timers-Use-static-keys-for-migrate_enable-nohz_activ.patch vendored
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@ -1,7 +1,7 @@
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:50 +0100 Date: Wed, 20 Dec 2017 17:12:50 +0100
Subject: [PATCH 01/29] timers: Use static keys for migrate_enable/nohz_active Subject: [PATCH 01/29] timers: Use static keys for migrate_enable/nohz_active
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The members migrate_enable and nohz_active in the timer/hrtimer per CPU The members migrate_enable and nohz_active in the timer/hrtimer per CPU
bases have been introduced to avoid accessing global variables for these bases have been introduced to avoid accessing global variables for these
@ -19,11 +19,11 @@ Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
--- ---
include/linux/hrtimer.h | 4 -- include/linux/hrtimer.h | 4 --
kernel/time/hrtimer.c | 17 ++------ kernel/time/hrtimer.c | 17 ++-------
kernel/time/tick-internal.h | 19 ++++++--- kernel/time/tick-internal.h | 19 ++++++----
kernel/time/tick-sched.c | 2 - kernel/time/tick-sched.c | 2 -
kernel/time/timer.c | 85 ++++++++++++++++++++++---------------------- kernel/time/timer.c | 83 ++++++++++++++++++++++----------------------
5 files changed, 62 insertions(+), 65 deletions(-) 5 files changed, 61 insertions(+), 64 deletions(-)
--- a/include/linux/hrtimer.h --- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h
@ -115,7 +115,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
DECLARE_PER_CPU(struct hrtimer_cpu_base, hrtimer_bases); DECLARE_PER_CPU(struct hrtimer_cpu_base, hrtimer_bases);
--- a/kernel/time/tick-sched.c --- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c
@@ -1103,7 +1103,7 @@ static inline void tick_nohz_activate(st @@ -1131,7 +1131,7 @@ static inline void tick_nohz_activate(st
ts->nohz_mode = mode; ts->nohz_mode = mode;
/* One update is enough */ /* One update is enough */
if (!test_and_set_bit(0, &tick_nohz_active)) if (!test_and_set_bit(0, &tick_nohz_active))
@ -271,12 +271,3 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
/* /*
@@ -1656,7 +1659,7 @@ void run_local_timers(void)
hrtimer_run_queues();
/* Raise the softirq only if required. */
if (time_before(jiffies, base->clk)) {
- if (!IS_ENABLED(CONFIG_NO_HZ_COMMON) || !base->nohz_active)
+ if (!is_timers_nohz_active())
return;
/* CPU is awake, so check the deferrable base. */
base++;

2
debian/patches/features/all/rt/0001-tracing-Move-hist-trigger-Documentation-to-histogram.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:23 -0600 Date: Thu, 21 Dec 2017 10:02:23 -0600
Subject: [PATCH 01/37] tracing: Move hist trigger Documentation to Subject: [PATCH 01/37] tracing: Move hist trigger Documentation to
histogram.txt histogram.txt
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The hist trigger Documentation takes up a large part of events.txt - The hist trigger Documentation takes up a large part of events.txt -
since it will be getting even larger, move it to a separate file. since it will be getting even larger, move it to a separate file.

6
debian/patches/features/all/rt/0001-tracing-Steve-s-unofficial-trace_recursive_lock-patc.patch vendored
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@ -2,7 +2,7 @@ From: Steven Rostedt <rostedt@goodmis.org>
Date: Fri, 22 Sep 2017 14:58:15 -0500 Date: Fri, 22 Sep 2017 14:58:15 -0500
Subject: [PATCH 01/42] tracing: Steve's unofficial trace_recursive_lock() Subject: [PATCH 01/42] tracing: Steve's unofficial trace_recursive_lock()
patch patch
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
On Tue, 5 Sep 2017 16:57:52 -0500 On Tue, 5 Sep 2017 16:57:52 -0500
Tom Zanussi <tom.zanussi@linux.intel.com> wrote: Tom Zanussi <tom.zanussi@linux.intel.com> wrote:
@ -38,7 +38,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
--- a/kernel/trace/ring_buffer.c --- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c
@@ -2538,61 +2538,29 @@ rb_wakeups(struct ring_buffer *buffer, s @@ -2542,61 +2542,29 @@ rb_wakeups(struct ring_buffer *buffer, s
* The lock and unlock are done within a preempt disable section. * The lock and unlock are done within a preempt disable section.
* The current_context per_cpu variable can only be modified * The current_context per_cpu variable can only be modified
* by the current task between lock and unlock. But it can * by the current task between lock and unlock. But it can
@ -115,7 +115,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return 0; return 0;
} }
@@ -2600,7 +2568,9 @@ trace_recursive_lock(struct ring_buffer_ @@ -2604,7 +2572,9 @@ trace_recursive_lock(struct ring_buffer_
static __always_inline void static __always_inline void
trace_recursive_unlock(struct ring_buffer_per_cpu *cpu_buffer) trace_recursive_unlock(struct ring_buffer_per_cpu *cpu_buffer)
{ {

2
debian/patches/features/all/rt/0002-hrtimer-Correct-blantanly-wrong-comment.patch vendored
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@ -1,7 +1,7 @@
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:51 +0100 Date: Wed, 20 Dec 2017 17:12:51 +0100
Subject: [PATCH 02/29] hrtimer: Correct blantanly wrong comment Subject: [PATCH 02/29] hrtimer: Correct blantanly wrong comment
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The protection of a hrtimer which runs its callback against migration to a The protection of a hrtimer which runs its callback against migration to a
different CPU has nothing to do with hard interrupt context. different CPU has nothing to do with hard interrupt context.

2
debian/patches/features/all/rt/0002-tracing-Add-Documentation-for-log2-modifier.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:24 -0600 Date: Thu, 21 Dec 2017 10:02:24 -0600
Subject: [PATCH 02/37] tracing: Add Documentation for log2 modifier Subject: [PATCH 02/37] tracing: Add Documentation for log2 modifier
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add a line for the log2 modifier, to keep it aligned with Add a line for the log2 modifier, to keep it aligned with
tracing/README. tracing/README.

26
debian/patches/features/all/rt/0002-tracing-Reverse-the-order-of-trace_types_lock-and-ev.patch vendored
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@ -2,7 +2,7 @@ From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
Date: Fri, 22 Sep 2017 14:58:16 -0500 Date: Fri, 22 Sep 2017 14:58:16 -0500
Subject: [PATCH 02/42] tracing: Reverse the order of trace_types_lock and Subject: [PATCH 02/42] tracing: Reverse the order of trace_types_lock and
event_mutex event_mutex
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
In order to make future changes where we need to call In order to make future changes where we need to call
tracing_set_clock() from within an event command, the order of tracing_set_clock() from within an event command, the order of
@ -20,7 +20,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
--- a/kernel/trace/trace.c --- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c +++ b/kernel/trace/trace.c
@@ -7687,6 +7687,7 @@ static int instance_mkdir(const char *na @@ -7671,6 +7671,7 @@ static int instance_mkdir(const char *na
struct trace_array *tr; struct trace_array *tr;
int ret; int ret;
@ -28,7 +28,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
mutex_lock(&trace_types_lock); mutex_lock(&trace_types_lock);
ret = -EEXIST; ret = -EEXIST;
@@ -7742,6 +7743,7 @@ static int instance_mkdir(const char *na @@ -7726,6 +7727,7 @@ static int instance_mkdir(const char *na
list_add(&tr->list, &ftrace_trace_arrays); list_add(&tr->list, &ftrace_trace_arrays);
mutex_unlock(&trace_types_lock); mutex_unlock(&trace_types_lock);
@ -36,7 +36,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return 0; return 0;
@@ -7753,6 +7755,7 @@ static int instance_mkdir(const char *na @@ -7737,6 +7739,7 @@ static int instance_mkdir(const char *na
out_unlock: out_unlock:
mutex_unlock(&trace_types_lock); mutex_unlock(&trace_types_lock);
@ -44,7 +44,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return ret; return ret;
@@ -7765,6 +7768,7 @@ static int instance_rmdir(const char *na @@ -7749,6 +7752,7 @@ static int instance_rmdir(const char *na
int ret; int ret;
int i; int i;
@ -52,7 +52,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
mutex_lock(&trace_types_lock); mutex_lock(&trace_types_lock);
ret = -ENODEV; ret = -ENODEV;
@@ -7810,6 +7814,7 @@ static int instance_rmdir(const char *na @@ -7794,6 +7798,7 @@ static int instance_rmdir(const char *na
out_unlock: out_unlock:
mutex_unlock(&trace_types_lock); mutex_unlock(&trace_types_lock);
@ -82,7 +82,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
if (!system) if (!system)
return -ENODEV; return -ENODEV;
@@ -2294,15 +2294,15 @@ static void __add_event_to_tracers(struc @@ -2308,15 +2308,15 @@ static void __add_event_to_tracers(struc
int trace_add_event_call(struct trace_event_call *call) int trace_add_event_call(struct trace_event_call *call)
{ {
int ret; int ret;
@ -100,7 +100,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return ret; return ret;
} }
@@ -2356,13 +2356,13 @@ int trace_remove_event_call(struct trace @@ -2370,13 +2370,13 @@ int trace_remove_event_call(struct trace
{ {
int ret; int ret;
@ -116,7 +116,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return ret; return ret;
} }
@@ -2424,8 +2424,8 @@ static int trace_module_notify(struct no @@ -2438,8 +2438,8 @@ static int trace_module_notify(struct no
{ {
struct module *mod = data; struct module *mod = data;
@ -126,7 +126,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
switch (val) { switch (val) {
case MODULE_STATE_COMING: case MODULE_STATE_COMING:
trace_module_add_events(mod); trace_module_add_events(mod);
@@ -2434,8 +2434,8 @@ static int trace_module_notify(struct no @@ -2448,8 +2448,8 @@ static int trace_module_notify(struct no
trace_module_remove_events(mod); trace_module_remove_events(mod);
break; break;
} }
@ -136,7 +136,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return 0; return 0;
} }
@@ -2950,24 +2950,24 @@ create_event_toplevel_files(struct dentr @@ -2964,24 +2964,24 @@ create_event_toplevel_files(struct dentr
* creates the event hierachry in the @parent/events directory. * creates the event hierachry in the @parent/events directory.
* *
* Returns 0 on success. * Returns 0 on success.
@ -166,7 +166,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return ret; return ret;
} }
@@ -2996,9 +2996,10 @@ early_event_add_tracer(struct dentry *pa @@ -3010,9 +3010,10 @@ early_event_add_tracer(struct dentry *pa
return ret; return ret;
} }
@ -178,7 +178,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
/* Disable any event triggers and associated soft-disabled events */ /* Disable any event triggers and associated soft-disabled events */
clear_event_triggers(tr); clear_event_triggers(tr);
@@ -3019,8 +3020,6 @@ int event_trace_del_tracer(struct trace_ @@ -3033,8 +3034,6 @@ int event_trace_del_tracer(struct trace_
tr->event_dir = NULL; tr->event_dir = NULL;

2
debian/patches/features/all/rt/0003-hrtimer-Fix-kerneldoc-for-struct-hrtimer_cpu_base.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:52 +0100 Date: Wed, 20 Dec 2017 17:12:52 +0100
Subject: [PATCH 03/29] hrtimer: Fix kerneldoc for struct hrtimer_cpu_base Subject: [PATCH 03/29] hrtimer: Fix kerneldoc for struct hrtimer_cpu_base
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The sequence '/**' marks the start of a struct description. Add the The sequence '/**' marks the start of a struct description. Add the
missing second asterisk. While at it adapt the ordering of the struct missing second asterisk. While at it adapt the ordering of the struct

2
debian/patches/features/all/rt/0003-tracing-Add-support-to-detect-and-avoid-duplicates.patch vendored
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@ -1,7 +1,7 @@
From: Vedang Patel <vedang.patel@intel.com> From: Vedang Patel <vedang.patel@intel.com>
Date: Thu, 21 Dec 2017 10:02:25 -0600 Date: Thu, 21 Dec 2017 10:02:25 -0600
Subject: [PATCH 03/37] tracing: Add support to detect and avoid duplicates Subject: [PATCH 03/37] tracing: Add support to detect and avoid duplicates
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
A duplicate in the tracing_map hash table is when 2 different entries A duplicate in the tracing_map hash table is when 2 different entries
have the same key and, as a result, the key_hash. This is possible due have the same key and, as a result, the key_hash. This is possible due

2
debian/patches/features/all/rt/0004-hrtimer-Cleanup-clock-argument-in-schedule_hrtimeout.patch vendored
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@ -2,7 +2,7 @@ From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:53 +0100 Date: Wed, 20 Dec 2017 17:12:53 +0100
Subject: [PATCH 04/29] hrtimer: Cleanup clock argument in Subject: [PATCH 04/29] hrtimer: Cleanup clock argument in
schedule_hrtimeout_range_clock() schedule_hrtimeout_range_clock()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
schedule_hrtimeout_range_clock() uses an integer for the clock id schedule_hrtimeout_range_clock() uses an integer for the clock id
instead of the predefined type "clockid_t". The ID of the clock is instead of the predefined type "clockid_t". The ID of the clock is

2
debian/patches/features/all/rt/0004-tracing-Remove-code-which-merges-duplicates.patch vendored
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@ -1,7 +1,7 @@
From: Vedang Patel <vedang.patel@intel.com> From: Vedang Patel <vedang.patel@intel.com>
Date: Thu, 21 Dec 2017 10:02:26 -0600 Date: Thu, 21 Dec 2017 10:02:26 -0600
Subject: [PATCH 04/37] tracing: Remove code which merges duplicates Subject: [PATCH 04/37] tracing: Remove code which merges duplicates
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
We now have the logic to detect and remove duplicates in the We now have the logic to detect and remove duplicates in the
tracing_map hash table. The code which merges duplicates in the tracing_map hash table. The code which merges duplicates in the

2
debian/patches/features/all/rt/0004-tracing-Remove-lookups-from-tracing_map-hitcount.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Fri, 22 Sep 2017 14:58:18 -0500 Date: Fri, 22 Sep 2017 14:58:18 -0500
Subject: [PATCH 04/42] tracing: Remove lookups from tracing_map hitcount Subject: [PATCH 04/42] tracing: Remove lookups from tracing_map hitcount
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Lookups inflate the hitcount, making it essentially useless. Only Lookups inflate the hitcount, making it essentially useless. Only
inserts and updates should really affect the hitcount anyway, so inserts and updates should really affect the hitcount anyway, so

2
debian/patches/features/all/rt/0005-hrtimer-Fix-hrtimer-function-description.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:54 +0100 Date: Wed, 20 Dec 2017 17:12:54 +0100
Subject: [PATCH 05/29] hrtimer: Fix hrtimer function description Subject: [PATCH 05/29] hrtimer: Fix hrtimer function description
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The hrtimer_start[_range_ns]() starts a timer reliable on this CPU only The hrtimer_start[_range_ns]() starts a timer reliable on this CPU only
when HRTIMER_MODE_PINNED is set. Furthermore the HRTIMER_MODE_PINNED mode when HRTIMER_MODE_PINNED is set. Furthermore the HRTIMER_MODE_PINNED mode

6
debian/patches/features/all/rt/0005-ring-buffer-Add-interface-for-setting-absolute-time-.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:27 -0600 Date: Thu, 21 Dec 2017 10:02:27 -0600
Subject: [PATCH 05/37] ring-buffer: Add interface for setting absolute time Subject: [PATCH 05/37] ring-buffer: Add interface for setting absolute time
stamps stamps
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Define a new function, tracing_set_time_stamp_abs(), which can be used Define a new function, tracing_set_time_stamp_abs(), which can be used
to enable or disable the use of absolute timestamps rather than time to enable or disable the use of absolute timestamps rather than time
@ -34,7 +34,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
--- a/kernel/trace/ring_buffer.c --- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c
@@ -485,6 +485,7 @@ struct ring_buffer { @@ -489,6 +489,7 @@ struct ring_buffer {
u64 (*clock)(void); u64 (*clock)(void);
struct rb_irq_work irq_work; struct rb_irq_work irq_work;
@ -42,7 +42,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
}; };
struct ring_buffer_iter { struct ring_buffer_iter {
@@ -1379,6 +1380,16 @@ void ring_buffer_set_clock(struct ring_b @@ -1383,6 +1384,16 @@ void ring_buffer_set_clock(struct ring_b
buffer->clock = clock; buffer->clock = clock;
} }

2
debian/patches/features/all/rt/0005-tracing-Increase-tracing-map-KEYS_MAX-size.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Fri, 22 Sep 2017 14:58:19 -0500 Date: Fri, 22 Sep 2017 14:58:19 -0500
Subject: [PATCH 05/42] tracing: Increase tracing map KEYS_MAX size Subject: [PATCH 05/42] tracing: Increase tracing map KEYS_MAX size
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The current default for the number of subkeys in a compound key is 2, The current default for the number of subkeys in a compound key is 2,
which is too restrictive. Increase it to a more realistic value of 3. which is too restrictive. Increase it to a more realistic value of 3.

2
debian/patches/features/all/rt/0006-hrtimer-Ensure-POSIX-compliance-relative-CLOCK_REALT.patch vendored
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@ -2,7 +2,7 @@ From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:55 +0100 Date: Wed, 20 Dec 2017 17:12:55 +0100
Subject: [PATCH 06/29] hrtimer: Ensure POSIX compliance (relative Subject: [PATCH 06/29] hrtimer: Ensure POSIX compliance (relative
CLOCK_REALTIME hrtimers) CLOCK_REALTIME hrtimers)
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
POSIX specification defines, that relative CLOCK_REALTIME timers are not POSIX specification defines, that relative CLOCK_REALTIME timers are not
affected by clock modifications. Those timers have to use CLOCK_MONOTONIC affected by clock modifications. Those timers have to use CLOCK_MONOTONIC

26
debian/patches/features/all/rt/0006-ring-buffer-Redefine-the-unimplemented-RINGBUF_TYPE_.patch vendored
View File

@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:28 -0600 Date: Thu, 21 Dec 2017 10:02:28 -0600
Subject: [PATCH 06/37] ring-buffer: Redefine the unimplemented Subject: [PATCH 06/37] ring-buffer: Redefine the unimplemented
RINGBUF_TYPE_TIME_STAMP RINGBUF_TYPE_TIME_STAMP
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
RINGBUF_TYPE_TIME_STAMP is defined but not used, and from what I can RINGBUF_TYPE_TIME_STAMP is defined but not used, and from what I can
gather was reserved for something like an absolute timestamp feature gather was reserved for something like an absolute timestamp feature
@ -144,7 +144,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
/* Flag when events were overwritten */ /* Flag when events were overwritten */
#define RB_MISSED_EVENTS (1 << 31) #define RB_MISSED_EVENTS (1 << 31)
/* Missed count stored at end */ /* Missed count stored at end */
@@ -2221,12 +2247,15 @@ rb_move_tail(struct ring_buffer_per_cpu @@ -2225,12 +2251,15 @@ rb_move_tail(struct ring_buffer_per_cpu
/* Slow path, do not inline */ /* Slow path, do not inline */
static noinline struct ring_buffer_event * static noinline struct ring_buffer_event *
@ -164,7 +164,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
event->time_delta = delta & TS_MASK; event->time_delta = delta & TS_MASK;
event->array[0] = delta >> TS_SHIFT; event->array[0] = delta >> TS_SHIFT;
} else { } else {
@@ -2269,7 +2298,9 @@ rb_update_event(struct ring_buffer_per_c @@ -2273,7 +2302,9 @@ rb_update_event(struct ring_buffer_per_c
* add it to the start of the resevered space. * add it to the start of the resevered space.
*/ */
if (unlikely(info->add_timestamp)) { if (unlikely(info->add_timestamp)) {
@ -175,7 +175,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
length -= RB_LEN_TIME_EXTEND; length -= RB_LEN_TIME_EXTEND;
delta = 0; delta = 0;
} }
@@ -2457,7 +2488,7 @@ static __always_inline void rb_end_commi @@ -2461,7 +2492,7 @@ static __always_inline void rb_end_commi
static inline void rb_event_discard(struct ring_buffer_event *event) static inline void rb_event_discard(struct ring_buffer_event *event)
{ {
@ -184,7 +184,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
event = skip_time_extend(event); event = skip_time_extend(event);
/* array[0] holds the actual length for the discarded event */ /* array[0] holds the actual length for the discarded event */
@@ -2501,10 +2532,11 @@ rb_update_write_stamp(struct ring_buffer @@ -2505,10 +2536,11 @@ rb_update_write_stamp(struct ring_buffer
cpu_buffer->write_stamp = cpu_buffer->write_stamp =
cpu_buffer->commit_page->page->time_stamp; cpu_buffer->commit_page->page->time_stamp;
else if (event->type_len == RINGBUF_TYPE_TIME_EXTEND) { else if (event->type_len == RINGBUF_TYPE_TIME_EXTEND) {
@ -199,7 +199,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
} else } else
cpu_buffer->write_stamp += event->time_delta; cpu_buffer->write_stamp += event->time_delta;
} }
@@ -2657,7 +2689,7 @@ static struct ring_buffer_event * @@ -2661,7 +2693,7 @@ static struct ring_buffer_event *
* If this is the first commit on the page, then it has the same * If this is the first commit on the page, then it has the same
* timestamp as the page itself. * timestamp as the page itself.
*/ */
@ -208,7 +208,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
info->delta = 0; info->delta = 0;
/* See if we shot pass the end of this buffer page */ /* See if we shot pass the end of this buffer page */
@@ -2735,8 +2767,11 @@ rb_reserve_next_event(struct ring_buffer @@ -2739,8 +2771,11 @@ rb_reserve_next_event(struct ring_buffer
/* make sure this diff is calculated here */ /* make sure this diff is calculated here */
barrier(); barrier();
@ -222,7 +222,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
info.delta = diff; info.delta = diff;
if (unlikely(test_time_stamp(info.delta))) if (unlikely(test_time_stamp(info.delta)))
rb_handle_timestamp(cpu_buffer, &info); rb_handle_timestamp(cpu_buffer, &info);
@@ -3418,14 +3453,13 @@ rb_update_read_stamp(struct ring_buffer_ @@ -3422,14 +3457,13 @@ rb_update_read_stamp(struct ring_buffer_
return; return;
case RINGBUF_TYPE_TIME_EXTEND: case RINGBUF_TYPE_TIME_EXTEND:
@ -240,7 +240,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return; return;
case RINGBUF_TYPE_DATA: case RINGBUF_TYPE_DATA:
@@ -3449,14 +3483,13 @@ rb_update_iter_read_stamp(struct ring_bu @@ -3453,14 +3487,13 @@ rb_update_iter_read_stamp(struct ring_bu
return; return;
case RINGBUF_TYPE_TIME_EXTEND: case RINGBUF_TYPE_TIME_EXTEND:
@ -258,7 +258,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return; return;
case RINGBUF_TYPE_DATA: case RINGBUF_TYPE_DATA:
@@ -3680,6 +3713,8 @@ rb_buffer_peek(struct ring_buffer_per_cp @@ -3684,6 +3717,8 @@ rb_buffer_peek(struct ring_buffer_per_cp
struct buffer_page *reader; struct buffer_page *reader;
int nr_loops = 0; int nr_loops = 0;
@ -267,7 +267,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
again: again:
/* /*
* We repeat when a time extend is encountered. * We repeat when a time extend is encountered.
@@ -3716,12 +3751,17 @@ rb_buffer_peek(struct ring_buffer_per_cp @@ -3720,12 +3755,17 @@ rb_buffer_peek(struct ring_buffer_per_cp
goto again; goto again;
case RINGBUF_TYPE_TIME_STAMP: case RINGBUF_TYPE_TIME_STAMP:
@ -287,7 +287,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
*ts = cpu_buffer->read_stamp + event->time_delta; *ts = cpu_buffer->read_stamp + event->time_delta;
ring_buffer_normalize_time_stamp(cpu_buffer->buffer, ring_buffer_normalize_time_stamp(cpu_buffer->buffer,
cpu_buffer->cpu, ts); cpu_buffer->cpu, ts);
@@ -3746,6 +3786,9 @@ rb_iter_peek(struct ring_buffer_iter *it @@ -3750,6 +3790,9 @@ rb_iter_peek(struct ring_buffer_iter *it
struct ring_buffer_event *event; struct ring_buffer_event *event;
int nr_loops = 0; int nr_loops = 0;
@ -297,7 +297,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
cpu_buffer = iter->cpu_buffer; cpu_buffer = iter->cpu_buffer;
buffer = cpu_buffer->buffer; buffer = cpu_buffer->buffer;
@@ -3798,12 +3841,17 @@ rb_iter_peek(struct ring_buffer_iter *it @@ -3802,12 +3845,17 @@ rb_iter_peek(struct ring_buffer_iter *it
goto again; goto again;
case RINGBUF_TYPE_TIME_STAMP: case RINGBUF_TYPE_TIME_STAMP:

4
debian/patches/features/all/rt/0006-tracing-Make-traceprobe-parsing-code-reusable.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Fri, 22 Sep 2017 14:58:20 -0500 Date: Fri, 22 Sep 2017 14:58:20 -0500
Subject: [PATCH 06/42] tracing: Make traceprobe parsing code reusable Subject: [PATCH 06/42] tracing: Make traceprobe parsing code reusable
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
traceprobe_probes_write() and traceprobe_command() actually contain traceprobe_probes_write() and traceprobe_command() actually contain
nothing that ties them to kprobes - the code is generically useful for nothing that ties them to kprobes - the code is generically useful for
@ -25,7 +25,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
--- a/kernel/trace/trace.c --- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c +++ b/kernel/trace/trace.c
@@ -8281,6 +8281,92 @@ void ftrace_dump(enum ftrace_dump_mode o @@ -8265,6 +8265,92 @@ void ftrace_dump(enum ftrace_dump_mode o
} }
EXPORT_SYMBOL_GPL(ftrace_dump); EXPORT_SYMBOL_GPL(ftrace_dump);

2
debian/patches/features/all/rt/0007-hrtimer-Cleanup-hrtimer_mode-enum.patch vendored
View File

@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:56 +0100 Date: Wed, 20 Dec 2017 17:12:56 +0100
Subject: [PATCH 07/29] hrtimer: Cleanup hrtimer_mode enum Subject: [PATCH 07/29] hrtimer: Cleanup hrtimer_mode enum
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
It's not obvious that the HRTIMER_MODE variants are bit combinations It's not obvious that the HRTIMER_MODE variants are bit combinations
because all modes are hard coded constants. because all modes are hard coded constants.

4
debian/patches/features/all/rt/0007-tracing-Add-timestamp_mode-trace-file.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:29 -0600 Date: Thu, 21 Dec 2017 10:02:29 -0600
Subject: [PATCH 07/37] tracing: Add timestamp_mode trace file Subject: [PATCH 07/37] tracing: Add timestamp_mode trace file
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add a new option flag indicating whether or not the ring buffer is in Add a new option flag indicating whether or not the ring buffer is in
'absolute timestamp' mode. 'absolute timestamp' mode.
@ -122,7 +122,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
#ifdef CONFIG_TRACER_SNAPSHOT #ifdef CONFIG_TRACER_SNAPSHOT
static const struct file_operations snapshot_fops = { static const struct file_operations snapshot_fops = {
.open = tracing_snapshot_open, .open = tracing_snapshot_open,
@@ -7892,6 +7936,9 @@ init_tracer_tracefs(struct trace_array * @@ -7887,6 +7931,9 @@ init_tracer_tracefs(struct trace_array *
trace_create_file("tracing_on", 0644, d_tracer, trace_create_file("tracing_on", 0644, d_tracer,
tr, &rb_simple_fops); tr, &rb_simple_fops);

2
debian/patches/features/all/rt/0007-tracing-Clean-up-hist_field_flags-enum.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Fri, 22 Sep 2017 14:58:21 -0500 Date: Fri, 22 Sep 2017 14:58:21 -0500
Subject: [PATCH 07/42] tracing: Clean up hist_field_flags enum Subject: [PATCH 07/42] tracing: Clean up hist_field_flags enum
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
As we add more flags, specifying explicit integers for the flag values As we add more flags, specifying explicit integers for the flag values
becomes more unwieldy and error-prone - switch them over to left-shift becomes more unwieldy and error-prone - switch them over to left-shift

2
debian/patches/features/all/rt/0008-tracing-Add-hist_field_name-accessor.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Fri, 22 Sep 2017 14:58:22 -0500 Date: Fri, 22 Sep 2017 14:58:22 -0500
Subject: [PATCH 08/42] tracing: Add hist_field_name() accessor Subject: [PATCH 08/42] tracing: Add hist_field_name() accessor
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
In preparation for hist_fields that won't be strictly based on In preparation for hist_fields that won't be strictly based on
trace_event_fields, add a new hist_field_name() accessor to allow that trace_event_fields, add a new hist_field_name() accessor to allow that

2
debian/patches/features/all/rt/0008-tracing-Give-event-triggers-access-to-ring_buffer_ev.patch vendored
View File

@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:30 -0600 Date: Thu, 21 Dec 2017 10:02:30 -0600
Subject: [PATCH 08/37] tracing: Give event triggers access to Subject: [PATCH 08/37] tracing: Give event triggers access to
ring_buffer_event ring_buffer_event
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The ring_buffer event can provide a timestamp that may be useful to The ring_buffer event can provide a timestamp that may be useful to
various triggers - pass it into the handlers for that purpose. various triggers - pass it into the handlers for that purpose.

2
debian/patches/features/all/rt/0008-tracing-hrtimer-Take-all-clock-bases-and-modes-into-.patch vendored
View File

@ -2,7 +2,7 @@ From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:57 +0100 Date: Wed, 20 Dec 2017 17:12:57 +0100
Subject: [PATCH 08/29] tracing/hrtimer: Take all clock bases and modes into Subject: [PATCH 08/29] tracing/hrtimer: Take all clock bases and modes into
account account
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
So far only CLOCK_MONOTONIC and CLOCK_REALTIME were taken into account as So far only CLOCK_MONOTONIC and CLOCK_REALTIME were taken into account as
well as HRTIMER_MODE_ABS/REL in hrtimer_init tracepoint. The query for well as HRTIMER_MODE_ABS/REL in hrtimer_init tracepoint. The query for

2
debian/patches/features/all/rt/0009-tracing-Add-ring-buffer-event-param-to-hist-field-fu.patch vendored
View File

@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:31 -0600 Date: Thu, 21 Dec 2017 10:02:31 -0600
Subject: [PATCH 09/37] tracing: Add ring buffer event param to hist field Subject: [PATCH 09/37] tracing: Add ring buffer event param to hist field
functions functions
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Some events such as timestamps require access to a ring_buffer_event Some events such as timestamps require access to a ring_buffer_event
struct; add a param so that hist field functions can access that. struct; add a param so that hist field functions can access that.

2
debian/patches/features/all/rt/0009-tracing-Reimplement-log2.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Fri, 22 Sep 2017 14:58:23 -0500 Date: Fri, 22 Sep 2017 14:58:23 -0500
Subject: [PATCH 09/42] tracing: Reimplement log2 Subject: [PATCH 09/42] tracing: Reimplement log2
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
log2 as currently implemented applies only to u64 trace_event_field log2 as currently implemented applies only to u64 trace_event_field
derived fields, and assumes that anything it's applied to is a u64 derived fields, and assumes that anything it's applied to is a u64

2
debian/patches/features/all/rt/0009-tracing-hrtimer-Print-hrtimer-mode-in-hrtimer_start-.patch vendored
View File

@ -2,7 +2,7 @@ From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:58 +0100 Date: Wed, 20 Dec 2017 17:12:58 +0100
Subject: [PATCH 09/29] tracing/hrtimer: Print hrtimer mode in hrtimer_start Subject: [PATCH 09/29] tracing/hrtimer: Print hrtimer mode in hrtimer_start
tracepoint tracepoint
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The hrtimer_start tracepoint lacks the mode information. The mode is The hrtimer_start tracepoint lacks the mode information. The mode is
important because consecutive starts can switch from ABS to REL or from important because consecutive starts can switch from ABS to REL or from

2
debian/patches/features/all/rt/0010-hrtimer-Switch-for-loop-to-_ffs-evaluation.patch vendored
View File

@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:12:59 +0100 Date: Wed, 20 Dec 2017 17:12:59 +0100
Subject: [PATCH 10/29] hrtimer: Switch for loop to _ffs() evaluation Subject: [PATCH 10/29] hrtimer: Switch for loop to _ffs() evaluation
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Looping over all clock bases to find active bits is suboptimal if not all Looping over all clock bases to find active bits is suboptimal if not all
bases are active. bases are active.

2
debian/patches/features/all/rt/0010-tracing-Break-out-hist-trigger-assignment-parsing.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:32 -0600 Date: Thu, 21 Dec 2017 10:02:32 -0600
Subject: [PATCH 10/37] tracing: Break out hist trigger assignment parsing Subject: [PATCH 10/37] tracing: Break out hist trigger assignment parsing
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
This will make it easier to add variables, and makes the parsing code This will make it easier to add variables, and makes the parsing code
cleaner regardless. cleaner regardless.

2
debian/patches/features/all/rt/0011-hrtimer-Store-running-timer-in-hrtimer_clock_base.patch vendored
View File

@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:00 +0100 Date: Wed, 20 Dec 2017 17:13:00 +0100
Subject: [PATCH 11/29] hrtimer: Store running timer in hrtimer_clock_base Subject: [PATCH 11/29] hrtimer: Store running timer in hrtimer_clock_base
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The pointer to the currently running timer is stored in hrtimer_cpu_base The pointer to the currently running timer is stored in hrtimer_cpu_base
before the base lock is dropped and the callback is invoked. before the base lock is dropped and the callback is invoked.

2
debian/patches/features/all/rt/0011-tracing-Add-hist-trigger-timestamp-support.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:33 -0600 Date: Thu, 21 Dec 2017 10:02:33 -0600
Subject: [PATCH 11/37] tracing: Add hist trigger timestamp support Subject: [PATCH 11/37] tracing: Add hist trigger timestamp support
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add support for a timestamp event field. This is actually a 'pseudo-' Add support for a timestamp event field. This is actually a 'pseudo-'
event field in that it behaves like it's part of the event record, but event field in that it behaves like it's part of the event record, but

2
debian/patches/features/all/rt/0012-hrtimer-Make-room-in-struct-hrtimer_cpu_base.patch vendored
View File

@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:01 +0100 Date: Wed, 20 Dec 2017 17:13:01 +0100
Subject: [PATCH 12/29] hrtimer: Make room in struct hrtimer_cpu_base Subject: [PATCH 12/29] hrtimer: Make room in struct hrtimer_cpu_base
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The upcoming softirq based hrtimers support requires an additional field in The upcoming softirq based hrtimers support requires an additional field in
the hrtimer_cpu_base struct, which would grow the struct size beyond a the hrtimer_cpu_base struct, which would grow the struct size beyond a

2
debian/patches/features/all/rt/0012-tracing-Add-per-element-variable-support-to-tracing_.patch vendored
View File

@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:34 -0600 Date: Thu, 21 Dec 2017 10:02:34 -0600
Subject: [PATCH 12/37] tracing: Add per-element variable support to Subject: [PATCH 12/37] tracing: Add per-element variable support to
tracing_map tracing_map
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
In order to allow information to be passed between trace events, add In order to allow information to be passed between trace events, add
support for per-element variables to tracing_map. This provides a support for per-element variables to tracing_map. This provides a

2
debian/patches/features/all/rt/0013-hrtimer-Reduce-conditional-code-hres_active.patch vendored
View File

@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:02 +0100 Date: Wed, 20 Dec 2017 17:13:02 +0100
Subject: [PATCH 13/29] hrtimer: Reduce conditional code (hres_active) Subject: [PATCH 13/29] hrtimer: Reduce conditional code (hres_active)
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The hrtimer_cpu_base struct has the CONFIG_HIGH_RES_TIMERS conditional The hrtimer_cpu_base struct has the CONFIG_HIGH_RES_TIMERS conditional
struct member hres_active. All related functions to this member are struct member hres_active. All related functions to this member are

2
debian/patches/features/all/rt/0013-tracing-Add-hist_data-member-to-hist_field.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:35 -0600 Date: Thu, 21 Dec 2017 10:02:35 -0600
Subject: [PATCH 13/37] tracing: Add hist_data member to hist_field Subject: [PATCH 13/37] tracing: Add hist_data member to hist_field
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Allow hist_data access via hist_field. Some users of hist_fields Allow hist_data access via hist_field. Some users of hist_fields
require or will require more access to the associated hist_data. require or will require more access to the associated hist_data.

2
debian/patches/features/all/rt/0014-hrtimer-Use-accesor-functions-instead-of-direct-acce.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:03 +0100 Date: Wed, 20 Dec 2017 17:13:03 +0100
Subject: [PATCH 14/29] hrtimer: Use accesor functions instead of direct access Subject: [PATCH 14/29] hrtimer: Use accesor functions instead of direct access
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
__hrtimer_hres_active() is now available unconditionally. Replace the __hrtimer_hres_active() is now available unconditionally. Replace the
direct access to hrtimer_cpu_base.hres_active. direct access to hrtimer_cpu_base.hres_active.

2
debian/patches/features/all/rt/0014-tracing-Add-usecs-modifier-for-hist-trigger-timestam.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:36 -0600 Date: Thu, 21 Dec 2017 10:02:36 -0600
Subject: [PATCH 14/37] tracing: Add usecs modifier for hist trigger timestamps Subject: [PATCH 14/37] tracing: Add usecs modifier for hist trigger timestamps
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Appending .usecs onto a common_timestamp field will cause the Appending .usecs onto a common_timestamp field will cause the
timestamp value to be in microseconds instead of the default timestamp value to be in microseconds instead of the default

2
debian/patches/features/all/rt/0015-hrtimer-Make-the-remote-enqueue-check-unconditional.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:04 +0100 Date: Wed, 20 Dec 2017 17:13:04 +0100
Subject: [PATCH 15/29] hrtimer: Make the remote enqueue check unconditional Subject: [PATCH 15/29] hrtimer: Make the remote enqueue check unconditional
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
hrtimer_cpu_base.expires_next is used to cache the next event armed in the hrtimer_cpu_base.expires_next is used to cache the next event armed in the
timer hardware. The value is used to check whether an hrtimer can be timer hardware. The value is used to check whether an hrtimer can be

2
debian/patches/features/all/rt/0015-tracing-Add-variable-support-to-hist-triggers.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:37 -0600 Date: Thu, 21 Dec 2017 10:02:37 -0600
Subject: [PATCH 15/37] tracing: Add variable support to hist triggers Subject: [PATCH 15/37] tracing: Add variable support to hist triggers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add support for saving the value of a current event's event field by Add support for saving the value of a current event's event field by
assigning it to a variable that can be read by a subsequent event. assigning it to a variable that can be read by a subsequent event.

2
debian/patches/features/all/rt/0016-hrtimer-Make-hrtimer_cpu_base.next_timer-handling-un.patch vendored
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@ -2,7 +2,7 @@ From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:05 +0100 Date: Wed, 20 Dec 2017 17:13:05 +0100
Subject: [PATCH 16/29] hrtimer: Make hrtimer_cpu_base.next_timer handling Subject: [PATCH 16/29] hrtimer: Make hrtimer_cpu_base.next_timer handling
unconditional unconditional
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
hrtimer_cpu_base.next_timer stores the pointer to the next expiring timer hrtimer_cpu_base.next_timer stores the pointer to the next expiring timer
in a cpu base. in a cpu base.

2
debian/patches/features/all/rt/0016-tracing-Account-for-variables-in-named-trigger-compa.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:38 -0600 Date: Thu, 21 Dec 2017 10:02:38 -0600
Subject: [PATCH 16/37] tracing: Account for variables in named trigger Subject: [PATCH 16/37] tracing: Account for variables in named trigger
compatibility compatibility
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Named triggers must also have the same set of variables in order to be Named triggers must also have the same set of variables in order to be
considered compatible - update the trigger match test to account for considered compatible - update the trigger match test to account for

2
debian/patches/features/all/rt/0017-hrtimer-Make-hrtimer_reprogramm-unconditional.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:06 +0100 Date: Wed, 20 Dec 2017 17:13:06 +0100
Subject: [PATCH 17/29] hrtimer: Make hrtimer_reprogramm() unconditional Subject: [PATCH 17/29] hrtimer: Make hrtimer_reprogramm() unconditional
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
hrtimer_reprogram() needs to be available unconditionally for softirq based hrtimer_reprogram() needs to be available unconditionally for softirq based
hrtimers. Move the function and all required struct members out of the hrtimers. Move the function and all required struct members out of the

2
debian/patches/features/all/rt/0017-tracing-Move-get_hist_field_flags.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:39 -0600 Date: Thu, 21 Dec 2017 10:02:39 -0600
Subject: [PATCH 17/37] tracing: Move get_hist_field_flags() Subject: [PATCH 17/37] tracing: Move get_hist_field_flags()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Move get_hist_field_flags() to make it more easily accessible for new Move get_hist_field_flags() to make it more easily accessible for new
code (and keep the move separate from new functionality). code (and keep the move separate from new functionality).

2
debian/patches/features/all/rt/0018-hrtimer-Make-hrtimer_force_reprogramm-unconditionall.patch vendored
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@ -2,7 +2,7 @@ From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:07 +0100 Date: Wed, 20 Dec 2017 17:13:07 +0100
Subject: [PATCH 18/29] hrtimer: Make hrtimer_force_reprogramm() Subject: [PATCH 18/29] hrtimer: Make hrtimer_force_reprogramm()
unconditionally available unconditionally available
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
hrtimer_force_reprogram() needs to be available unconditionally for softirq hrtimer_force_reprogram() needs to be available unconditionally for softirq
based hrtimers. Move the function and all required struct members out of based hrtimers. Move the function and all required struct members out of

2
debian/patches/features/all/rt/0018-tracing-Add-simple-expression-support-to-hist-trigge.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:40 -0600 Date: Thu, 21 Dec 2017 10:02:40 -0600
Subject: [PATCH 18/37] tracing: Add simple expression support to hist triggers Subject: [PATCH 18/37] tracing: Add simple expression support to hist triggers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add support for simple addition, subtraction, and unary expressions Add support for simple addition, subtraction, and unary expressions
(-(expr) and expr, where expr = b-a, a+b, a+b+c) to hist triggers, in (-(expr) and expr, where expr = b-a, a+b, a+b+c) to hist triggers, in

2
debian/patches/features/all/rt/0019-hrtimer-Unify-handling-of-hrtimer-remove.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:08 +0100 Date: Wed, 20 Dec 2017 17:13:08 +0100
Subject: [PATCH 19/29] hrtimer: Unify handling of hrtimer remove Subject: [PATCH 19/29] hrtimer: Unify handling of hrtimer remove
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
When the first hrtimer on the current CPU is removed, When the first hrtimer on the current CPU is removed,
hrtimer_force_reprogram() is invoked but only when hrtimer_force_reprogram() is invoked but only when

2
debian/patches/features/all/rt/0019-tracing-Generalize-per-element-hist-trigger-data.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:41 -0600 Date: Thu, 21 Dec 2017 10:02:41 -0600
Subject: [PATCH 19/37] tracing: Generalize per-element hist trigger data Subject: [PATCH 19/37] tracing: Generalize per-element hist trigger data
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Up until now, hist triggers only needed per-element support for saving Up until now, hist triggers only needed per-element support for saving
'comm' data, which was saved directly as a private data pointer. 'comm' data, which was saved directly as a private data pointer.

2
debian/patches/features/all/rt/0020-hrtimer-Unify-handling-of-remote-enqueue.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:09 +0100 Date: Wed, 20 Dec 2017 17:13:09 +0100
Subject: [PATCH 20/29] hrtimer: Unify handling of remote enqueue Subject: [PATCH 20/29] hrtimer: Unify handling of remote enqueue
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
hrtimer_reprogram() is conditionally invoked from hrtimer_start_range_ns() hrtimer_reprogram() is conditionally invoked from hrtimer_start_range_ns()
when hrtimer_cpu_base.hres_active is true. when hrtimer_cpu_base.hres_active is true.

2
debian/patches/features/all/rt/0020-tracing-Pass-tracing_map_elt-to-hist_field-accessor-.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:42 -0600 Date: Thu, 21 Dec 2017 10:02:42 -0600
Subject: [PATCH 20/37] tracing: Pass tracing_map_elt to hist_field accessor Subject: [PATCH 20/37] tracing: Pass tracing_map_elt to hist_field accessor
functions functions
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Some accessor functions, such as for variable references, require Some accessor functions, such as for variable references, require
access to a corrsponding tracing_map_elt. access to a corrsponding tracing_map_elt.

2
debian/patches/features/all/rt/0021-hrtimer-Make-remote-enqueue-decision-less-restrictiv.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:10 +0100 Date: Wed, 20 Dec 2017 17:13:10 +0100
Subject: [PATCH 21/29] hrtimer: Make remote enqueue decision less restrictive Subject: [PATCH 21/29] hrtimer: Make remote enqueue decision less restrictive
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The current decision whether a timer can be queued on a remote CPU checks The current decision whether a timer can be queued on a remote CPU checks
for timer->expiry <= remote_cpu_base.expires_next. for timer->expiry <= remote_cpu_base.expires_next.

2
debian/patches/features/all/rt/0021-tracing-Add-hist_field-type-field.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:43 -0600 Date: Thu, 21 Dec 2017 10:02:43 -0600
Subject: [PATCH 21/37] tracing: Add hist_field 'type' field Subject: [PATCH 21/37] tracing: Add hist_field 'type' field
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Future support for synthetic events requires hist_field 'type' Future support for synthetic events requires hist_field 'type'
information, so add a field for that. information, so add a field for that.

2
debian/patches/features/all/rt/0022-hrtimer-Remove-base-argument-from-hrtimer_reprogram.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:11 +0100 Date: Wed, 20 Dec 2017 17:13:11 +0100
Subject: [PATCH 22/29] hrtimer: Remove base argument from hrtimer_reprogram() Subject: [PATCH 22/29] hrtimer: Remove base argument from hrtimer_reprogram()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
hrtimer_reprogram() must have access to the hrtimer_clock_base of the new hrtimer_reprogram() must have access to the hrtimer_clock_base of the new
first expiring timer to access hrtimer_clock_base.offset for adjusting the first expiring timer to access hrtimer_clock_base.offset for adjusting the

6
debian/patches/features/all/rt/0022-tracing-Add-variable-reference-handling-to-hist-trig.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:44 -0600 Date: Thu, 21 Dec 2017 10:02:44 -0600
Subject: [PATCH 22/37] tracing: Add variable reference handling to hist Subject: [PATCH 22/37] tracing: Add variable reference handling to hist
triggers triggers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add the necessary infrastructure to allow the variables defined on one Add the necessary infrastructure to allow the variables defined on one
event to be referenced in another. This allows variables set by a event to be referenced in another. This allows variables set by a
@ -33,7 +33,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
--- a/kernel/trace/trace.c --- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c +++ b/kernel/trace/trace.c
@@ -7793,6 +7793,7 @@ static int instance_mkdir(const char *na @@ -7788,6 +7788,7 @@ static int instance_mkdir(const char *na
INIT_LIST_HEAD(&tr->systems); INIT_LIST_HEAD(&tr->systems);
INIT_LIST_HEAD(&tr->events); INIT_LIST_HEAD(&tr->events);
@ -41,7 +41,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
if (allocate_trace_buffers(tr, trace_buf_size) < 0) if (allocate_trace_buffers(tr, trace_buf_size) < 0)
goto out_free_tr; goto out_free_tr;
@@ -8543,6 +8544,7 @@ ssize_t trace_parse_run_command(struct f @@ -8538,6 +8539,7 @@ ssize_t trace_parse_run_command(struct f
INIT_LIST_HEAD(&global_trace.systems); INIT_LIST_HEAD(&global_trace.systems);
INIT_LIST_HEAD(&global_trace.events); INIT_LIST_HEAD(&global_trace.events);

2
debian/patches/features/all/rt/0023-hrtimer-Split-hrtimer_start_range_ns.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:12 +0100 Date: Wed, 20 Dec 2017 17:13:12 +0100
Subject: [PATCH 23/29] hrtimer: Split hrtimer_start_range_ns() Subject: [PATCH 23/29] hrtimer: Split hrtimer_start_range_ns()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Preparatory patch for softirq based hrtimers to avoid code duplication. No Preparatory patch for softirq based hrtimers to avoid code duplication. No
functional change. functional change.

2
debian/patches/features/all/rt/0023-tracing-Add-hist-trigger-action-hook.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:45 -0600 Date: Thu, 21 Dec 2017 10:02:45 -0600
Subject: [PATCH 23/37] tracing: Add hist trigger action hook Subject: [PATCH 23/37] tracing: Add hist trigger action hook
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add a hook for executing extra actions whenever a histogram entry is Add a hook for executing extra actions whenever a histogram entry is
added or updated. added or updated.

2
debian/patches/features/all/rt/0024-hrtimer-Split-__hrtimer_get_next_event.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:13 +0100 Date: Wed, 20 Dec 2017 17:13:13 +0100
Subject: [PATCH 24/29] hrtimer: Split __hrtimer_get_next_event() Subject: [PATCH 24/29] hrtimer: Split __hrtimer_get_next_event()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Preparatory patch for softirq based hrtimers to avoid code duplication. No Preparatory patch for softirq based hrtimers to avoid code duplication. No
functional change. functional change.

2
debian/patches/features/all/rt/0024-tracing-Add-support-for-synthetic-events.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:46 -0600 Date: Thu, 21 Dec 2017 10:02:46 -0600
Subject: [PATCH 24/37] tracing: Add support for 'synthetic' events Subject: [PATCH 24/37] tracing: Add support for 'synthetic' events
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Synthetic events are user-defined events generated from hist trigger Synthetic events are user-defined events generated from hist trigger
variables saved from one or more other events. variables saved from one or more other events.

2
debian/patches/features/all/rt/0025-hrtimer-Use-irqsave-irqrestore-around-__run_hrtimer.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:14 +0100 Date: Wed, 20 Dec 2017 17:13:14 +0100
Subject: [PATCH 25/29] hrtimer: Use irqsave/irqrestore around __run_hrtimer() Subject: [PATCH 25/29] hrtimer: Use irqsave/irqrestore around __run_hrtimer()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
__run_hrtimer() is called with the hrtimer_cpu_base.lock held and __run_hrtimer() is called with the hrtimer_cpu_base.lock held and
interrupts disabled. Before invoking the timer callback the base lock is interrupts disabled. Before invoking the timer callback the base lock is

2
debian/patches/features/all/rt/0025-tracing-Add-support-for-field-variables.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:47 -0600 Date: Thu, 21 Dec 2017 10:02:47 -0600
Subject: [PATCH 25/37] tracing: Add support for 'field variables' Subject: [PATCH 25/37] tracing: Add support for 'field variables'
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Users should be able to directly specify event fields in hist trigger Users should be able to directly specify event fields in hist trigger
'actions' rather than being forced to explicitly create a variable for 'actions' rather than being forced to explicitly create a variable for

2
debian/patches/features/all/rt/0026-hrtimer-Add-clock-bases-and-hrtimer-mode-for-soft-ir.patch vendored
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@ -2,7 +2,7 @@ From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:15 +0100 Date: Wed, 20 Dec 2017 17:13:15 +0100
Subject: [PATCH 26/29] hrtimer: Add clock bases and hrtimer mode for soft irq Subject: [PATCH 26/29] hrtimer: Add clock bases and hrtimer mode for soft irq
context context
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
hrtimer callback functions are always executed in hard interrupt hrtimer callback functions are always executed in hard interrupt
context. Users of hrtimer which need their timer function to be executed context. Users of hrtimer which need their timer function to be executed

2
debian/patches/features/all/rt/0026-tracing-Add-onmatch-hist-trigger-action-support.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:48 -0600 Date: Thu, 21 Dec 2017 10:02:48 -0600
Subject: [PATCH 26/37] tracing: Add 'onmatch' hist trigger action support Subject: [PATCH 26/37] tracing: Add 'onmatch' hist trigger action support
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add an 'onmatch(matching.event).<synthetic_event_name>(param list)' Add an 'onmatch(matching.event).<synthetic_event_name>(param list)'
hist trigger action which is invoked with the set of variables or hist trigger action which is invoked with the set of variables or

2
debian/patches/features/all/rt/0027-hrtimer-Prepare-handling-of-hard-and-softirq-based-h.patch vendored
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@ -2,7 +2,7 @@ From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:16 +0100 Date: Wed, 20 Dec 2017 17:13:16 +0100
Subject: [PATCH 27/29] hrtimer: Prepare handling of hard and softirq based Subject: [PATCH 27/29] hrtimer: Prepare handling of hard and softirq based
hrtimers hrtimers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The softirq based hrtimer can utilize most of the existing hrtimers The softirq based hrtimer can utilize most of the existing hrtimers
functions, but need to operate on a different data set. functions, but need to operate on a different data set.

2
debian/patches/features/all/rt/0027-tracing-Add-onmax-hist-trigger-action-support.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:49 -0600 Date: Thu, 21 Dec 2017 10:02:49 -0600
Subject: [PATCH 27/37] tracing: Add 'onmax' hist trigger action support Subject: [PATCH 27/37] tracing: Add 'onmax' hist trigger action support
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add an 'onmax(var).save(field,...)' hist trigger action which is Add an 'onmax(var).save(field,...)' hist trigger action which is
invoked whenever an event exceeds the current maximum. invoked whenever an event exceeds the current maximum.

2
debian/patches/features/all/rt/0028-hrtimer-Implement-support-for-softirq-based-hrtimers.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:17 +0100 Date: Wed, 20 Dec 2017 17:13:17 +0100
Subject: [PATCH 28/29] hrtimer: Implement support for softirq based hrtimers Subject: [PATCH 28/29] hrtimer: Implement support for softirq based hrtimers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
hrtimer callbacks are always invoked in hard interrupt context. Several hrtimer callbacks are always invoked in hard interrupt context. Several
users in tree require soft interrupt context for their callbacks and users in tree require soft interrupt context for their callbacks and

2
debian/patches/features/all/rt/0028-tracing-Allow-whitespace-to-surround-hist-trigger-fi.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:50 -0600 Date: Thu, 21 Dec 2017 10:02:50 -0600
Subject: [PATCH 28/37] tracing: Allow whitespace to surround hist trigger Subject: [PATCH 28/37] tracing: Allow whitespace to surround hist trigger
filter filter
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The existing code only allows for one space before and after the 'if' The existing code only allows for one space before and after the 'if'
specifying the filter for a hist trigger. Add code to make that more specifying the filter for a hist trigger. Add code to make that more

2
debian/patches/features/all/rt/0029-hrtimer-Implement-SOFT-HARD-clock-base-selection.patch vendored
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@ -1,7 +1,7 @@
From: Anna-Maria Gleixner <anna-maria@linutronix.de> From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: Wed, 20 Dec 2017 17:13:18 +0100 Date: Wed, 20 Dec 2017 17:13:18 +0100
Subject: [PATCH 29/29] hrtimer: Implement SOFT/HARD clock base selection Subject: [PATCH 29/29] hrtimer: Implement SOFT/HARD clock base selection
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
All prerequisites to handle hrtimers for expiry in either hard or soft All prerequisites to handle hrtimers for expiry in either hard or soft
interrupt context are in place. interrupt context are in place.

2
debian/patches/features/all/rt/0029-tracing-Add-cpu-field-for-hist-triggers.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:51 -0600 Date: Thu, 21 Dec 2017 10:02:51 -0600
Subject: [PATCH 29/37] tracing: Add cpu field for hist triggers Subject: [PATCH 29/37] tracing: Add cpu field for hist triggers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
A common key to use in a histogram is the cpuid - add a new cpu A common key to use in a histogram is the cpuid - add a new cpu
'synthetic' field named 'cpu' for that purpose. 'synthetic' field named 'cpu' for that purpose.

2
debian/patches/features/all/rt/0030-can-bcm-Replace-hrtimer_tasklet-with-softirq-based-h.patch vendored
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@ -2,7 +2,7 @@ From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 23 Nov 2017 16:39:11 +0100 Date: Thu, 23 Nov 2017 16:39:11 +0100
Subject: [PATCH 30/36] can/bcm: Replace hrtimer_tasklet with softirq based Subject: [PATCH 30/36] can/bcm: Replace hrtimer_tasklet with softirq based
hrtimer hrtimer
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Switch the timer to HRTIMER_MODE_SOFT, which executed the timer Switch the timer to HRTIMER_MODE_SOFT, which executed the timer
callback in softirq context and remove the hrtimer_tasklet. callback in softirq context and remove the hrtimer_tasklet.

2
debian/patches/features/all/rt/0030-tracing-Add-hist-trigger-support-for-variable-refere.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:52 -0600 Date: Thu, 21 Dec 2017 10:02:52 -0600
Subject: [PATCH 30/37] tracing: Add hist trigger support for variable Subject: [PATCH 30/37] tracing: Add hist trigger support for variable
reference aliases reference aliases
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add support for alias=$somevar where alias can be used as Add support for alias=$somevar where alias can be used as
onmatch.xxx($alias). onmatch.xxx($alias).

2
debian/patches/features/all/rt/0031-mac80211_hwsim-Replace-hrtimer-tasklet-with-softirq-.patch vendored
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@ -2,7 +2,7 @@ From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 23 Nov 2017 16:39:12 +0100 Date: Thu, 23 Nov 2017 16:39:12 +0100
Subject: [PATCH 31/36] mac80211_hwsim: Replace hrtimer tasklet with softirq Subject: [PATCH 31/36] mac80211_hwsim: Replace hrtimer tasklet with softirq
hrtimer hrtimer
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Switch the timer to HRTIMER_MODE_SOFT, which executed the timer Switch the timer to HRTIMER_MODE_SOFT, which executed the timer
callback in softirq context and remove the hrtimer_tasklet. callback in softirq context and remove the hrtimer_tasklet.

2
debian/patches/features/all/rt/0031-tracing-Add-last-error-error-facility-for-hist-trigg.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:53 -0600 Date: Thu, 21 Dec 2017 10:02:53 -0600
Subject: [PATCH 31/37] tracing: Add 'last error' error facility for hist Subject: [PATCH 31/37] tracing: Add 'last error' error facility for hist
triggers triggers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
With the addition of variables and actions, it's become necessary to With the addition of variables and actions, it's become necessary to
provide more detailed error information to users about syntax errors. provide more detailed error information to users about syntax errors.

2
debian/patches/features/all/rt/0032-tracing-Add-inter-event-hist-trigger-Documentation.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:54 -0600 Date: Thu, 21 Dec 2017 10:02:54 -0600
Subject: [PATCH 32/37] tracing: Add inter-event hist trigger Documentation Subject: [PATCH 32/37] tracing: Add inter-event hist trigger Documentation
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Add background and details on inter-event hist triggers, including Add background and details on inter-event hist triggers, including
hist variables, synthetic events, and actions. hist variables, synthetic events, and actions.

2
debian/patches/features/all/rt/0032-xfrm-Replace-hrtimer-tasklet-with-softirq-hrtimer.patch vendored
View File

@ -1,7 +1,7 @@
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 23 Nov 2017 16:39:13 +0100 Date: Thu, 23 Nov 2017 16:39:13 +0100
Subject: [PATCH 32/36] xfrm: Replace hrtimer tasklet with softirq hrtimer Subject: [PATCH 32/36] xfrm: Replace hrtimer tasklet with softirq hrtimer
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Switch the timer to HRTIMER_MODE_SOFT, which executed the timer Switch the timer to HRTIMER_MODE_SOFT, which executed the timer
callback in softirq context and remove the hrtimer_tasklet. callback in softirq context and remove the hrtimer_tasklet.

2
debian/patches/features/all/rt/0033-softirq-Remove-tasklet_hrtimer.patch vendored
View File

@ -1,7 +1,7 @@
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 23 Nov 2017 16:39:14 +0100 Date: Thu, 23 Nov 2017 16:39:14 +0100
Subject: [PATCH 33/36] softirq: Remove tasklet_hrtimer Subject: [PATCH 33/36] softirq: Remove tasklet_hrtimer
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
There are no more tasklet_hrtimer users of this interface. There are no more tasklet_hrtimer users of this interface.
Remove it. Remove it.

2
debian/patches/features/all/rt/0033-tracing-Make-tracing_set_clock-non-static.patch vendored
View File

@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:55 -0600 Date: Thu, 21 Dec 2017 10:02:55 -0600
Subject: [PATCH 33/37] tracing: Make tracing_set_clock() non-static Subject: [PATCH 33/37] tracing: Make tracing_set_clock() non-static
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Allow tracing code outside of trace.c to access tracing_set_clock(). Allow tracing code outside of trace.c to access tracing_set_clock().

2
debian/patches/features/all/rt/0034-ALSA-dummy-Replace-tasklet-with-softirq-hrtimer.patch vendored
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@ -1,7 +1,7 @@
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 23 Nov 2017 16:39:15 +0100 Date: Thu, 23 Nov 2017 16:39:15 +0100
Subject: [PATCH 34/36] ALSA/dummy: Replace tasklet with softirq hrtimer Subject: [PATCH 34/36] ALSA/dummy: Replace tasklet with softirq hrtimer
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The tasklet is used to defer the execution of snd_pcm_period_elapsed() to The tasklet is used to defer the execution of snd_pcm_period_elapsed() to
the softirq context. Using the HRTIMER_MODE_SOFT mode invokes the timer the softirq context. Using the HRTIMER_MODE_SOFT mode invokes the timer

2
debian/patches/features/all/rt/0034-tracing-Add-a-clock-attribute-for-hist-triggers.patch vendored
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@ -1,7 +1,7 @@
From: Tom Zanussi <tom.zanussi@linux.intel.com> From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:56 -0600 Date: Thu, 21 Dec 2017 10:02:56 -0600
Subject: [PATCH 34/37] tracing: Add a clock attribute for hist triggers Subject: [PATCH 34/37] tracing: Add a clock attribute for hist triggers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The default clock if timestamps are used in a histogram is "global". The default clock if timestamps are used in a histogram is "global".
If timestamps aren't used, the clock is irrelevant. If timestamps aren't used, the clock is irrelevant.

4
debian/patches/features/all/rt/0035-tracing-Increase-trace_recursive_lock-limit-for-synt.patch vendored
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@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:57 -0600 Date: Thu, 21 Dec 2017 10:02:57 -0600
Subject: [PATCH 35/37] tracing: Increase trace_recursive_lock() limit for Subject: [PATCH 35/37] tracing: Increase trace_recursive_lock() limit for
synthetic events synthetic events
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Synthetic event generation needs to happen while the current event is Synthetic event generation needs to happen while the current event is
still in progress, so add 1 to the trace_recursive_lock() recursion still in progress, so add 1 to the trace_recursive_lock() recursion
@ -20,7 +20,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
--- a/kernel/trace/ring_buffer.c --- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c
@@ -2589,16 +2589,16 @@ rb_wakeups(struct ring_buffer *buffer, s @@ -2593,16 +2593,16 @@ rb_wakeups(struct ring_buffer *buffer, s
* IRQ context * IRQ context
* NMI context * NMI context
* *

2
debian/patches/features/all/rt/0035-usb-gadget-NCM-Replace-tasklet-with-softirq-hrtimer.patch vendored
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@ -1,7 +1,7 @@
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 23 Nov 2017 16:39:16 +0100 Date: Thu, 23 Nov 2017 16:39:16 +0100
Subject: [PATCH 35/36] usb/gadget/NCM: Replace tasklet with softirq hrtimer Subject: [PATCH 35/36] usb/gadget/NCM: Replace tasklet with softirq hrtimer
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The tx_tasklet tasklet is used in invoke the hrtimer (task_timer) in The tx_tasklet tasklet is used in invoke the hrtimer (task_timer) in
softirq context. This can be also achieved without the tasklet but softirq context. This can be also achieved without the tasklet but

10
debian/patches/features/all/rt/0036-net-mvpp2-Replace-tasklet-with-softirq-hrtimer.patch vendored
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@ -1,7 +1,7 @@
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 23 Nov 2017 16:39:17 +0100 Date: Thu, 23 Nov 2017 16:39:17 +0100
Subject: [PATCH 36/36] net/mvpp2: Replace tasklet with softirq hrtimer Subject: [PATCH 36/36] net/mvpp2: Replace tasklet with softirq hrtimer
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The tx_done_tasklet tasklet is used in invoke the hrtimer The tx_done_tasklet tasklet is used in invoke the hrtimer
(mvpp2_hr_timer_cb) in softirq context. This can be also achieved without (mvpp2_hr_timer_cb) in softirq context. This can be also achieved without
@ -30,7 +30,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
}; };
struct mvpp2_queue_vector { struct mvpp2_queue_vector {
@@ -5979,46 +5978,34 @@ static void mvpp2_link_event(struct net_ @@ -5970,46 +5969,34 @@ static void mvpp2_link_event(struct net_
} }
} }
@ -93,7 +93,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
return HRTIMER_NORESTART; return HRTIMER_NORESTART;
} }
@@ -6507,7 +6494,12 @@ static int mvpp2_tx(struct sk_buff *skb, @@ -6498,7 +6485,12 @@ static int mvpp2_tx(struct sk_buff *skb,
txq_pcpu->count > 0) { txq_pcpu->count > 0) {
struct mvpp2_port_pcpu *port_pcpu = this_cpu_ptr(port->pcpu); struct mvpp2_port_pcpu *port_pcpu = this_cpu_ptr(port->pcpu);
@ -107,7 +107,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
} }
return NETDEV_TX_OK; return NETDEV_TX_OK;
@@ -6896,7 +6888,6 @@ static int mvpp2_stop(struct net_device @@ -6887,7 +6879,6 @@ static int mvpp2_stop(struct net_device
hrtimer_cancel(&port_pcpu->tx_done_timer); hrtimer_cancel(&port_pcpu->tx_done_timer);
port_pcpu->timer_scheduled = false; port_pcpu->timer_scheduled = false;
@ -115,7 +115,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
} }
} }
mvpp2_cleanup_rxqs(port); mvpp2_cleanup_rxqs(port);
@@ -7664,13 +7655,10 @@ static int mvpp2_port_probe(struct platf @@ -7655,13 +7646,10 @@ static int mvpp2_port_probe(struct platf
port_pcpu = per_cpu_ptr(port->pcpu, cpu); port_pcpu = per_cpu_ptr(port->pcpu, cpu);
hrtimer_init(&port_pcpu->tx_done_timer, CLOCK_MONOTONIC, hrtimer_init(&port_pcpu->tx_done_timer, CLOCK_MONOTONIC,

2
debian/patches/features/all/rt/0036-tracing-Add-inter-event-blurb-to-HIST_TRIGGERS-confi.patch vendored
View File

@ -2,7 +2,7 @@ From: Tom Zanussi <tom.zanussi@linux.intel.com>
Date: Thu, 21 Dec 2017 10:02:58 -0600 Date: Thu, 21 Dec 2017 10:02:58 -0600
Subject: [PATCH 36/37] tracing: Add inter-event blurb to HIST_TRIGGERS config Subject: [PATCH 36/37] tracing: Add inter-event blurb to HIST_TRIGGERS config
option option
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
So that users know that inter-event tracing is supported as part of So that users know that inter-event tracing is supported as part of
the HIST_TRIGGERS option, include text to that effect in the help the HIST_TRIGGERS option, include text to that effect in the help

2
debian/patches/features/all/rt/0037-selftests-ftrace-Add-inter-event-hist-triggers-testc.patch vendored
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@ -2,7 +2,7 @@ From: Rajvi Jingar <rajvi.jingar@intel.com>
Date: Thu, 21 Dec 2017 10:02:59 -0600 Date: Thu, 21 Dec 2017 10:02:59 -0600
Subject: [PATCH 37/37] selftests: ftrace: Add inter-event hist triggers Subject: [PATCH 37/37] selftests: ftrace: Add inter-event hist triggers
testcases testcases
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
This adds inter-event hist triggers testcases which covers following: This adds inter-event hist triggers testcases which covers following:
- create/remove synthetic event - create/remove synthetic event

2
debian/patches/features/all/rt/ARM-enable-irq-in-translation-section-permission-fau.patch vendored
View File

@ -1,7 +1,7 @@
From: "Yadi.hu" <yadi.hu@windriver.com> From: "Yadi.hu" <yadi.hu@windriver.com>
Date: Wed, 10 Dec 2014 10:32:09 +0800 Date: Wed, 10 Dec 2014 10:32:09 +0800
Subject: ARM: enable irq in translation/section permission fault handlers Subject: ARM: enable irq in translation/section permission fault handlers
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Probably happens on all ARM, with Probably happens on all ARM, with
CONFIG_PREEMPT_RT_FULL CONFIG_PREEMPT_RT_FULL

2
debian/patches/features/all/rt/Bluetooth-avoid-recursive-locking-in-hci_send_to_cha.patch vendored
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@ -2,7 +2,7 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 21 Sep 2017 15:35:57 +0200 Date: Thu, 21 Sep 2017 15:35:57 +0200
Subject: Bluetooth: avoid recursive locking in Subject: Bluetooth: avoid recursive locking in
hci_send_to_channel() hci_send_to_channel()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Mart reported a deadlock in -RT in the call path: Mart reported a deadlock in -RT in the call path:
hci_send_monitor_ctrl_event() -> hci_send_to_channel() hci_send_monitor_ctrl_event() -> hci_send_to_channel()

2
debian/patches/features/all/rt/HACK-printk-drop-the-logbuf_lock-more-often.patch vendored
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@ -1,7 +1,7 @@
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 21 Mar 2013 19:01:05 +0100 Date: Thu, 21 Mar 2013 19:01:05 +0100
Subject: printk: Drop the logbuf_lock more often Subject: printk: Drop the logbuf_lock more often
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The lock is hold with irgs off. The latency drops 500us+ on my arm bugs The lock is hold with irgs off. The latency drops 500us+ on my arm bugs
with a "full" buffer after executing "dmesg" on the shell. with a "full" buffer after executing "dmesg" on the shell.

2
debian/patches/features/all/rt/KVM-arm-arm64-downgrade-preempt_disable-d-region-to-.patch vendored
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@ -1,7 +1,7 @@
From: Josh Cartwright <joshc@ni.com> From: Josh Cartwright <joshc@ni.com>
Date: Thu, 11 Feb 2016 11:54:01 -0600 Date: Thu, 11 Feb 2016 11:54:01 -0600
Subject: KVM: arm/arm64: downgrade preempt_disable()d region to migrate_disable() Subject: KVM: arm/arm64: downgrade preempt_disable()d region to migrate_disable()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
kvm_arch_vcpu_ioctl_run() disables the use of preemption when updating kvm_arch_vcpu_ioctl_run() disables the use of preemption when updating
the vgic and timer states to prevent the calling task from migrating to the vgic and timer states to prevent the calling task from migrating to

2
debian/patches/features/all/rt/NFSv4-replace-seqcount_t-with-a-seqlock_t.patch vendored
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@ -5,7 +5,7 @@ Cc: Anna Schumaker <anna.schumaker@netapp.com>,
linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org,
tglx@linutronix.de tglx@linutronix.de
Subject: NFSv4: replace seqcount_t with a seqlock_t Subject: NFSv4: replace seqcount_t with a seqlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.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

2
debian/patches/features/all/rt/RCU-we-need-to-skip-that-warning-but-only-on-sleepin.patch vendored
View File

@ -2,7 +2,7 @@ From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 21 Sep 2017 14:25:13 +0200 Date: Thu, 21 Sep 2017 14:25:13 +0200
Subject: [PATCH] RCU: we need to skip that warning but only on sleeping Subject: [PATCH] RCU: we need to skip that warning but only on sleeping
locks locks
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
This check is okay for upstream. On RT we trigger this while blocking on This check is okay for upstream. On RT we trigger this while blocking on
sleeping lock. In this case, it is okay to schedule() within a RCU sleeping lock. In this case, it is okay to schedule() within a RCU

2
debian/patches/features/all/rt/Revert-fs-jbd2-pull-your-plug-when-waiting-for-space.patch vendored
View File

@ -1,7 +1,7 @@
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Thu, 23 Nov 2017 17:51:51 +0100 Date: Thu, 23 Nov 2017 17:51:51 +0100
Subject: [PATCH] Revert "fs: jbd2: pull your plug when waiting for space" Subject: [PATCH] Revert "fs: jbd2: pull your plug when waiting for space"
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
This reverts commit "fs: jbd2: pull your plug when waiting for space". This reverts commit "fs: jbd2: pull your plug when waiting for space".
This was a duct-tape fix which shouldn't be needed since commit This was a duct-tape fix which shouldn't be needed since commit

2
debian/patches/features/all/rt/Revert-memcontrol-Prevent-scheduling-while-atomic-in.patch vendored
View File

@ -2,7 +2,7 @@ From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
Date: Wed, 22 Nov 2017 07:31:19 -0500 Date: Wed, 22 Nov 2017 07:31:19 -0500
Subject: [PATCH] Revert "memcontrol: Prevent scheduling while atomic in cgroup Subject: [PATCH] Revert "memcontrol: Prevent scheduling while atomic in cgroup
code" code"
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The commit "memcontrol: Prevent scheduling while atomic in cgroup code" The commit "memcontrol: Prevent scheduling while atomic in cgroup code"
fixed this issue: fixed this issue:

2
debian/patches/features/all/rt/acpi-rt-Convert-acpi_gbl_hardware-lock-back-to-a-raw.patch vendored
View File

@ -1,7 +1,7 @@
From: Steven Rostedt <rostedt@goodmis.org> From: Steven Rostedt <rostedt@goodmis.org>
Date: Wed, 13 Feb 2013 09:26:05 -0500 Date: Wed, 13 Feb 2013 09:26:05 -0500
Subject: acpi/rt: Convert acpi_gbl_hardware lock back to a raw_spinlock_t Subject: acpi/rt: Convert acpi_gbl_hardware lock back to a raw_spinlock_t
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
We hit the following bug with 3.6-rt: We hit the following bug with 3.6-rt:

2
debian/patches/features/all/rt/add_migrate_disable.patch vendored
View File

@ -1,7 +1,7 @@
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: kernel/sched/core: add migrate_disable() Subject: kernel/sched/core: add migrate_disable()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
--- ---
include/linux/preempt.h | 23 ++++++++ include/linux/preempt.h | 23 ++++++++

2
debian/patches/features/all/rt/apparmor-use-a-locallock-instead-preempt_disable.patch vendored
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@ -1,7 +1,7 @@
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 11 Oct 2017 17:43:49 +0200 Date: Wed, 11 Oct 2017 17:43:49 +0200
Subject: apparmor: use a locallock instead preempt_disable() Subject: apparmor: use a locallock instead preempt_disable()
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
get_buffers() disables preemption which acts as a lock for the per-CPU get_buffers() disables preemption which acts as a lock for the per-CPU
variable. Since we can't disable preemption here on RT, a local_lock is variable. Since we can't disable preemption here on RT, a local_lock is

2
debian/patches/features/all/rt/arch-arm64-Add-lazy-preempt-support.patch vendored
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@ -1,7 +1,7 @@
From: Anders Roxell <anders.roxell@linaro.org> From: Anders Roxell <anders.roxell@linaro.org>
Date: Thu, 14 May 2015 17:52:17 +0200 Date: Thu, 14 May 2015 17:52:17 +0200
Subject: arch/arm64: Add lazy preempt support Subject: arch/arm64: Add lazy preempt support
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
arm64 is missing support for PREEMPT_RT. The main feature which is arm64 is missing support for PREEMPT_RT. The main feature which is
lacking is support for lazy preemption. The arch-specific entry code, lacking is support for lazy preemption. The arch-specific entry code,

2
debian/patches/features/all/rt/arm-at91-pit-remove-irq-handler-when-clock-is-unused.patch vendored
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@ -1,7 +1,7 @@
From: Benedikt Spranger <b.spranger@linutronix.de> From: Benedikt Spranger <b.spranger@linutronix.de>
Date: Sat, 6 Mar 2010 17:47:10 +0100 Date: Sat, 6 Mar 2010 17:47:10 +0100
Subject: ARM: AT91: PIT: Remove irq handler when clock event is unused Subject: ARM: AT91: PIT: Remove irq handler when clock event is unused
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
Setup and remove the interrupt handler in clock event mode selection. Setup and remove the interrupt handler in clock event mode selection.
This avoids calling the (shared) interrupt handler when the device is This avoids calling the (shared) interrupt handler when the device is

2
debian/patches/features/all/rt/arm-at91-tclib-default-to-tclib-timer-for-rt.patch vendored
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@ -1,7 +1,7 @@
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Sat, 1 May 2010 18:29:35 +0200 Date: Sat, 1 May 2010 18:29:35 +0200
Subject: ARM: at91: tclib: Default to tclib timer for RT Subject: ARM: at91: tclib: Default to tclib timer for RT
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
RT is not too happy about the shared timer interrupt in AT91 RT is not too happy about the shared timer interrupt in AT91
devices. Default to tclib timer for RT. devices. Default to tclib timer for RT.

2
debian/patches/features/all/rt/arm-convert-boot-lock-to-raw.patch vendored
View File

@ -1,7 +1,7 @@
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: arm: Convert arm boot_lock to raw Subject: arm: Convert arm boot_lock to raw
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.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.

2
debian/patches/features/all/rt/arm-disable-NEON-in-kernel-mode.patch vendored
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@ -1,7 +1,7 @@
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] arm*: disable NEON in kernel mode Subject: [PATCH] arm*: disable NEON in kernel mode
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.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

2
debian/patches/features/all/rt/arm-enable-highmem-for-rt.patch vendored
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@ -1,7 +1,7 @@
Subject: arm: Enable highmem for rt Subject: arm: Enable highmem for rt
From: Thomas Gleixner <tglx@linutronix.de> From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 13 Feb 2013 11:03:11 +0100 Date: Wed, 13 Feb 2013 11:03:11 +0100
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
fixup highmem for ARM. fixup highmem for ARM.

2
debian/patches/features/all/rt/arm-highmem-flush-tlb-on-unmap.patch vendored
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@ -1,7 +1,7 @@
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 11 Mar 2013 21:37:27 +0100 Date: Mon, 11 Mar 2013 21:37:27 +0100
Subject: arm/highmem: Flush tlb on unmap Subject: arm/highmem: Flush tlb on unmap
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.8-rt9.tar.xz Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.14/older/patches-4.14.15-rt11.tar.xz
The tlb should be flushed on unmap and thus make the mapping entry The tlb should be flushed on unmap and thus make the mapping entry
invalid. This is only done in the non-debug case which does not look invalid. This is only done in the non-debug case which does not look

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