Re: [PATCH] (3/3) stack overflow checking for x86

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Fri Nov 01 2002 - 07:59:06 EST


On Thu, 2002-10-31 at 21:30, Dave Jones wrote:
> > This won't apply cleanly without the irqstack patch, but the conflict is
> > easy to resolve. It requires the thread_info cleanup.
>
> I'm wondering about interaction between this patch and the
> already merged CONFIG_DEBUG_STACKOVERFLOW ?

It replaces it and actually makes it useful since IRQ usage is now
bounded and defined relative to non IRQ usage. Without IRQ stacks you
don't have a hope in hell of catching overflows that depend on an irq
occuring at the right moment

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