Re: [PATCH] sched: Use RCU variant of list traversal infor_each_leaf_rt_rq()

From: Ingo Molnar
Date: Tue Dec 16 2008 - 15:40:25 EST



* Bharata B Rao <bharata@xxxxxxxxxxxxxxxxxx> wrote:

> sched: Use RCU variant of list traversal in for_each_leaf_rt_rq()
>
> for_each_leaf_rt_rq() walks an RCU protected list (rq->leaf_rt_rq_list),
> but doesn't use list_for_each_entry_rcu(). Fix this.
>
> Signed-off-by: Bharata B Rao <bharata@xxxxxxxxxxxxxxxxxx>
> ---
> kernel/sched_rt.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

applied to tip/sched/urgent, thanks Bharata!

i'm wondering, have you observed a real crash, or did you find this via
code review?

Ingo
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