[RFC][WIP][PATCH] Add IRQSTACKS to ppc32
Benjamin Herrenschmidt
benh at kernel.crashing.org
Fri Apr 25 23:03:34 EST 2008
On Fri, 2008-04-25 at 09:23 +0200, Christoph Hellwig wrote:
> On Thu, Apr 24, 2008 at 12:37:50AM -0500, Kumar Gala wrote:
> > config IRQSTACKS
> > bool "Use separate kernel stacks when processing interrupts"
> > - depends on PPC64
>
> Why do we have this as a user-selectable option? It should be on by
> default on 32 or 64bit.
History maybe ? In the early days it was a bit "experimental" (we had a
couple of issues that popped up with some thread flags not being
properly recovered etc...). Nowadays, I agree it should not be an
option.
Ben.
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