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

[Bill Irwin]

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

On Tue, May 01, 2007 at 05:36:06PM -0500, Matt Mackall wrote:
> Can we register them lazily at request_irq time?

These IRQ stacks are per-cpu, not per-IRQ. It may make sense to
implement per-IRQ stacks, in which case dynamic allocation at the time
of request_irq() will make sense.

Would you like me to implement per-IRQ IRQ stacks?


-- wli
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