linux/kernel/time
Davidlohr Bueso 0c52310f26 hrtimer: Ignore slack time for RT tasks in schedule_hrtimeout_range()
While in theory the timer can be triggered before expires + delta, for the
cases of RT tasks they really have no business giving any lenience for
extra slack time, so override any passed value by the user and always use
zero for schedule_hrtimeout_range() calls. Furthermore, this is similar to
what the nanosleep(2) family already does with current->timer_slack_ns.

Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20230123173206.6764-3-dave@stgolabs.net
2023-01-31 11:23:07 +01:00
..
alarmtimer.c alarmtimer: Check RTC features instead of ops 2021-05-11 21:28:04 +02:00
clockevents.c clockevents: Repair kernel-doc for clockevent_delta2ns() 2022-12-01 13:35:41 +01:00
clocksource-wdtest.c clocksource: Make clocksource watchdog test safe for slow-HZ systems 2021-08-28 17:01:32 +02:00
clocksource.c treewide: use get_random_u32_below() instead of deprecated function 2022-11-18 02:15:15 +01:00
hrtimer.c hrtimer: Ignore slack time for RT tasks in schedule_hrtimeout_range() 2023-01-31 11:23:07 +01:00
itimer.c
jiffies.c clocksource: Make clocksource watchdog test safe for slow-HZ systems 2021-08-28 17:01:32 +02:00
Kconfig context_tracking: Take idle eqs entrypoints over RCU 2022-07-05 13:32:16 -07:00
Makefile time: Improve performance of time64_to_tm() 2021-06-24 11:51:59 +02:00
namespace.c vdso/timens: Refactor copy-pasted find_timens_vvar_page() helper into one copy 2022-12-01 11:35:40 +01:00
ntp.c
ntp_internal.h
posix-clock.c
posix-cpu-timers.c signal: Replace __group_send_sig_info with send_signal_locked 2022-05-11 14:33:17 -05:00
posix-stubs.c timers: Prevent union confusion from unexpected restart_syscall() 2023-01-11 19:31:47 +01:00
posix-timers.c timers: Prevent union confusion from unexpected restart_syscall() 2023-01-11 19:31:47 +01:00
posix-timers.h
sched_clock.c time/sched_clock: Fix formatting of frequency reporting code 2022-05-02 14:29:04 +02:00
test_udelay.c
tick-broadcast-hrtimer.c
tick-broadcast.c timer_list: Print name of per-cpu wakeup device 2021-05-31 17:04:49 +02:00
tick-common.c timekeeping: Distangle resume and clock-was-set events 2021-08-10 17:57:23 +02:00
tick-internal.h clocksource: Make clocksource watchdog test safe for slow-HZ systems 2021-08-28 17:01:32 +02:00
tick-legacy.c
tick-oneshot.c
tick-sched.c RCU pull request for v5.20 (or whatever) 2022-08-02 19:12:45 -07:00
tick-sched.h tick: Detect and fix jiffies update stall 2022-03-07 23:01:19 +01:00
time.c time: Correct the prototype of ns_to_kernel_old_timeval and ns_to_timespec64 2022-08-09 20:02:13 +02:00
time_test.c time/kunit: Add missing MODULE_LICENSE() 2021-06-28 07:40:23 +02:00
timeconst.bc
timeconv.c time: Improve performance of time64_to_tm() 2021-06-24 11:51:59 +02:00
timecounter.c
timekeeping.c timekeeping: contribute wall clock to rng on time change 2022-07-18 15:04:04 +02:00
timekeeping.h
timekeeping_debug.c
timekeeping_internal.h
timer.c timers: Provide timer_shutdown[_sync]() 2022-11-24 15:09:12 +01:00
timer_list.c timer_list: Print name of per-cpu wakeup device 2021-05-31 17:04:49 +02:00
vsyscall.c