Re: [PATCH v3 3/3] sched, x86: Check that we're on the right stack in schedule and __might_sleep

From: Linus Torvalds
Date: Wed Nov 19 2014 - 20:09:49 EST

On Wed, Nov 19, 2014 at 4:46 PM, Andy Lutomirski <luto@xxxxxxxxxxxxxx> wrote:
> I'm very hesitant to use irq_enter for this, though. I think we want
> just the irq_count part.

Oh, I agree. I mentioned irq_enter/exit() just as the place the
preempt count increment normally happens. I have nothing against doing
it manually for these things that really aren't normal interrupts.

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