linux/tools/testing
Linus Torvalds 7a3d2740d1 Misc timer fixes:
- Fix on-stack hrtimer cleanup in play_idle_precise(), and
    add the hrtimer_on_stack cleanup class to facilitate the fix
    (Hui Su)
 
  - Fix clock_getres() system call's handling of NULL output
    pointer in the !CONFIG_POSIX_TIMERS case (Hungyu Lin)
 
  - Fix get_cpu_itimer() to return TICK_NSEC when the sampled CPU time
    is exactly equal to the nonzero expiry (Hungyu Lin)
 
  - Fix do_timens_ktime_to_host() time offset subtraction underflow
    check (Hungyu Lin)
 
  - Report zero remaining time for disarmed SIGEV_NONE posix timers,
    and add a self-test to detect this bug in the future (Hung-Jui Lin)
 
  - Fix NOHZ 'full kick' handling bug that can cause missed
    tick updates (Peng Wang)
 
  - Fix field access bug in the vdso/gettimeofday code that works
    only by accident (Thomas Weißschuh)
 
  - Fix & prevent immediate clocksource watchdog rerun after a delay
    (Karl Mehltretter)
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'timers-urgent-2026-11-01' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull timer fixes from Ingo Molnar:

 - Fix on-stack hrtimer cleanup in play_idle_precise(), and
   add the hrtimer_on_stack cleanup class to facilitate the fix
   (Hui Su)

 - Fix clock_getres() system call's handling of NULL output
   pointer in the !CONFIG_POSIX_TIMERS case (Hungyu Lin)

 - Fix get_cpu_itimer() to return TICK_NSEC when the sampled CPU time
   is exactly equal to the nonzero expiry (Hungyu Lin)

 - Fix do_timens_ktime_to_host() time offset subtraction underflow
   check (Hungyu Lin)

 - Report zero remaining time for disarmed SIGEV_NONE posix timers,
   and add a self-test to detect this bug in the future (Hung-Jui Lin)

 - Fix NOHZ 'full kick' handling bug that can cause missed
   tick updates (Peng Wang)

 - Fix field access bug in the vdso/gettimeofday code that works
   only by accident (Thomas Weißschuh)

 - Fix & prevent immediate clocksource watchdog rerun after a delay
   (Karl Mehltretter)

* tag 'timers-urgent-2026-11-01' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  clocksource: Prevent immediate watchdog rerun after a delay
  vdso/gettimeofday: Correct the read of tz_minuteswest and tz_dsttime
  tick/nohz: Reevaluate the tick for kicks flushed outside hardirq
  selftests: timers: Add a test for disarmed SIGEV_NONE timers
  posix-timers: Report zero remaining time for disarmed SIGEV_NONE timers
  time/namespace: Fix overflow when converting absolute deadlines
  timers/itimer: Keep a nonzero value at CPU timer expiry
  posix-timers: Accept NULL clock_getres() output in stubs
  sched/idle: Use hrtimer cleanup class in play_idle_precise()
  hrtimer: Add cleanup class for on-stack timers
2026-11-01 09:19:12 -08:00
..
crypto/chacha20-s390
cxl Merge branch 'for-7.4/cxl-dcd' into cxl-for-next 2026-10-13 09:01:39 -07:00
fault-injection
ktest ktest: Accept quoted bad term in git bisect output 2026-10-20 15:52:01 -04:00
kunit
memblock liveupdate: updates for 7.4-rc1 2026-10-25 17:42:42 -10:00
nvdimm nvdimm: ndtest: Return the string length from flags_show() 2026-10-11 21:57:30 -07:00
radix-tree maple_tree: assert static storage for DEFINE_MTREE() 2026-10-08 22:55:13 -07:00
rbtree
scatterlist
selftests Misc timer fixes: 2026-11-01 09:19:12 -08:00
shared tools/testing/shared: catch a failed posix_memalign() 2026-10-24 01:56:42 -07:00
vma mm/vma: avoid broken uffd merge on mremap 2026-10-24 01:56:42 -07:00
vsock vsock/test: cover SO_INQ 2026-10-21 11:58:21 +02:00