On 2018-05-04 17:25:48 [+0200], To [email protected] wrote: > The lockdep_assert_irqs_disabled() was a BUG_ON() statement in the > beginning and it was added just before the "spin_lock(siglock)" > statement to ensure this lock was taken with disabled interrupts. > This is no longer the case: the siglock is acquired via > lock_task_sighand() and this function already disables the interrupts. > The lock is also acquired before this "lockdep_assert_irqs_disabled" so > it is beset to remove it.
*ping* > Signed-off-by: Sebastian Andrzej Siewior <[email protected]> > --- > kernel/time/posix-cpu-timers.c | 2 -- > 1 file changed, 2 deletions(-) > > diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c > index 2541bd89f20e..d4f54df9c9fa 100644 > --- a/kernel/time/posix-cpu-timers.c > +++ b/kernel/time/posix-cpu-timers.c > @@ -604,7 +604,6 @@ static int posix_cpu_timer_set(struct k_itimer *timer, > int timer_flags, > /* > * Disarm any old timer after extracting its expiry time. > */ > - lockdep_assert_irqs_disabled(); > > ret = 0; > old_incr = timer->it.cpu.incr; > @@ -1049,7 +1048,6 @@ static void posix_cpu_timer_rearm(struct k_itimer > *timer) > /* > * Now re-arm for the new expiry time. > */ > - lockdep_assert_irqs_disabled(); > arm_timer(timer); > unlock: > unlock_task_sighand(p, &flags); > -- > 2.17.0
