Re: [2/6] add config option to vmalloc stacks (was: Re: [-mm patch] i386: enable 4k stacks by default)

From: Bill Irwin
Date: Mon Apr 30 2007 - 15:27:28 EST

On Mon, Apr 30, 2007 at 08:15:11PM +0100, Christoph Hellwig wrote:
> So if you want to invest some time into getting this into mergeable
> shape I'd suggest you redo the patch series in the following way:
> patch 1: dynamic allocated irq stacks
> patch 2: make irqstacks unconditional, but allow selecting 4/8k stacks
> patch 3: introduce a DEBUG_STACK option that enables vmalloc'ed stacks
> and adds the __pa check.

This was actually done for work purposes, hence the change of email

I can redo it in such a manner, provided it's not duplicating mergework
Andi Kleen intends to do or otherwise includes pieces (like the __pa()
check) he'd prefer to drop.

-- wli
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