Re: [CRYPTO]: Only reschedule if !in_atomic()

From: Benjamin Herrenschmidt
Date: Mon May 23 2005 - 19:07:31 EST


On Mon, 2005-05-23 at 16:28 -0700, Andrew Morton wrote:

> This code can cause deadlocks on CONFIG_SMP && !CONFIG_PREEMPT kernels.
>
> Please see http://lkml.org/lkml/2005/3/10/358
>
> You (the programmer) *have* to know what context you're running in before
> doing a voluntary yield. There is simply no way to work this out at
> runtime.

Hrm... Linus just merged it though...

Ben.


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