Costa Shulyupin 56c2cb1012 hrtimer: Select housekeeping CPU during migration ...

During CPU-down hotplug, hrtimers may migrate to isolated CPUs,
compromising CPU isolation.

Address this issue by masking valid CPUs for hrtimers using
housekeeping_cpumask(HK_TYPE_TIMER).

Suggested-by: Waiman Long <longman@redhat.com>
Signed-off-by: Costa Shulyupin <costa.shul@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Waiman Long <longman@redhat.com>
Link: https://lore.kernel.org/r/20240222200856.569036-1-costa.shul@redhat.com

2024-02-22 22:18:21 +01:00

..

alarmtimer.c

alarmtimer: Use maximum alarm time for suspend

2023-10-09 15:03:28 +02:00

clockevents.c

clockevents: Make clockevents_subsys const

2024-02-07 15:11:24 +01:00

clocksource-wdtest.c

clocksource: Scale the watchdog read retries automatically

2024-02-21 12:00:42 +01:00

clocksource.c

clocksource: Scale the watchdog read retries automatically

2024-02-21 12:00:42 +01:00

hrtimer.c

hrtimer: Select housekeeping CPU during migration

2024-02-22 22:18:21 +01:00

itimer.c

…

jiffies.c

…

Kconfig

clocksource: Loosen clocksource watchdog constraints

2023-01-03 20:43:45 -08:00

Makefile

timers: Implement the hierarchical pull model

2024-02-22 17:52:32 +01:00

namespace.c

…

ntp_internal.h

…

ntp.c

…

posix-clock.c

posix-clock: introduce posix_clock_context concept

2023-10-15 20:07:52 +01:00

posix-cpu-timers.c

posix-cpu-timers: Implement the missing timer_wait_running callback

2023-04-21 15:34:33 +02:00

posix-stubs.c

posix-timers: Get rid of [COMPAT_]SYS_NI() uses

2023-12-20 21:30:27 -08:00

posix-timers.c

posix-timers: Refer properly to CONFIG_HIGH_RES_TIMERS

2023-06-18 22:41:53 +02:00

posix-timers.h

…

sched_clock.c

time/sched_clock: Provide sched_clock_noinstr()

2023-06-05 21:11:04 +02:00

test_udelay.c

time/debug: Fix memory leak with using debugfs_lookup()

2023-02-09 20:12:27 +01:00

tick-broadcast-hrtimer.c

time/tick-broadcast: Remove RCU_NONIDLE() usage

2023-01-13 11:48:16 +01:00

tick-broadcast.c

tick/broadcast: Make broadcast device replacement work correctly

2023-05-08 23:18:16 +02:00

tick-common.c

tick/common: Align tick period during sched_timer setup

2023-06-16 20:45:28 +02:00

tick-internal.h

timers: Implement the hierarchical pull model

2024-02-22 17:52:32 +01:00

tick-legacy.c

…

tick-oneshot.c

time: Fix various kernel-doc problems

2023-01-03 11:07:58 +01:00

tick-sched.c

tick/sched: Split out jiffies update helper function

2024-02-22 17:52:32 +01:00

tick-sched.h

timers/nohz: Protect idle/iowait sleep time under seqcount

2023-04-18 16:35:12 +02:00

time_test.c

time/kunit: Use correct format specifier

2024-02-21 12:00:42 +01:00

time.c

time: add kernel-doc in time.c

2023-07-14 13:47:07 -06:00

timeconst.bc

…

timeconv.c

…

timecounter.c

…

timekeeping_debug.c

…

timekeeping_internal.h

…

timekeeping.c

timekeeping: Fix cross-timestamp interpolation for non-x86

2024-02-19 12:18:51 +01:00

timekeeping.h

…

timer_list.c

…

timer_migration.c

timer_migration: Add tracepoints

2024-02-22 17:52:32 +01:00

timer_migration.h

timers: Implement the hierarchical pull model

2024-02-22 17:52:32 +01:00

timer.c

timers: Always queue timers on the local CPU

2024-02-22 17:52:32 +01:00

vsyscall.c

…