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| author | John Stultz <johnstul@us.ibm.com> | 2009-07-03 13:29:58 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-04-10 00:19:08 (GMT) |
| commit | 9bdfce64a9098cef4aad43746aa4602a7b6f0963 (patch) | |
| tree | 92feba3751348483961de7630c47825d5f3573f6 /kernel/fork.c | |
| parent | 73b8091420beccbc51530e3de906f4b26176bc1b (diff) | |
| download | linux-fsl-qoriq-9bdfce64a9098cef4aad43746aa4602a7b6f0963.tar.xz | |
posix-timers: thread posix-cpu-timers on -rt
posix-cpu-timer code takes non -rt safe locks in hard irq
context. Move it to a thread.
[ 3.0 fixes from Peter Zijlstra <peterz@infradead.org> ]
Signed-off-by: John Stultz <johnstul@us.ibm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index afe158e..3ac5af8 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1107,6 +1107,9 @@ void mm_init_owner(struct mm_struct *mm, struct task_struct *p) */ static void posix_cpu_timers_init(struct task_struct *tsk) { +#ifdef CONFIG_PREEMPT_RT_BASE + tsk->posix_timer_list = NULL; +#endif tsk->cputime_expires.prof_exp = 0; tsk->cputime_expires.virt_exp = 0; tsk->cputime_expires.sched_exp = 0; |