From: Thomas Gleixner The expiry time for relative timers with SIGEV_NONE set was never updated to the correct value. Pointed out by George Anzinger. Signed-off-by: Thomas Gleixner Signed-off-by: Andrew Morton --- kernel/posix-timers.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletion(-) diff -puN kernel/posix-timers.c~hrtimers-set-correct-initial-expiry-time-for-relative kernel/posix-timers.c --- devel/kernel/posix-timers.c~hrtimers-set-correct-initial-expiry-time-for-relative 2006-01-19 20:11:34.000000000 -0800 +++ devel-akpm/kernel/posix-timers.c 2006-01-19 20:11:34.000000000 -0800 @@ -724,8 +724,13 @@ common_timer_set(struct k_itimer *timr, timr->it.real.interval = timespec_to_ktime(new_setting->it_interval); /* SIGEV_NONE timers are not queued ! See common_timer_get */ - if (((timr->it_sigev_notify & ~SIGEV_THREAD_ID) == SIGEV_NONE)) + if (((timr->it_sigev_notify & ~SIGEV_THREAD_ID) == SIGEV_NONE)) { + /* Setup correct expiry time for relative timers */ + if (mode == HRTIMER_REL) + timer->expires = ktime_add(timer-expires, + timer->base->get_time()); return 0; + } hrtimer_start(timer, timer->expires, mode); return 0; _