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author | John Stultz <johnstul@us.ibm.com> | 2009-07-03 13:29:58 (GMT) |
---|---|---|
committer | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:38:10 (GMT) |
commit | dae47b59d3bc2488566afe08102abf2c2a109fec (patch) | |
tree | 19721d0233277a63c2e95210ff2a040206be3510 /kernel/fork.c | |
parent | 59d5ee0f52333952e088117e8b0f542cc8b1cf5f (diff) | |
download | linux-fsl-qoriq-dae47b59d3bc2488566afe08102abf2c2a109fec.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; |