Re: frequent lockups in 3.18rc4

[DÃniel Fraga]

On Tue, 2 Dec 2014 09:08:53 -0800
Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:

> So just to verify:
> 
> Without CONFIG_PREEMPT, things work well for you?

	Yes.

> But with CONFIG_PREEMPT, you are able to create the rcu_sched stalls
> both with and without CONFIG_TREE_PREEMPT_RCU?
> 
> Correct?

	Yes, correct. And without CONFIG_TREE_PREEMPT_RCU it's
much harder to trigger the bug.

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