Re: [PATCH 1/3] Separate IRQ-stacks from 4K-stacks option

From: Chris Wedgwood
Date: Fri Sep 10 2004 - 02:26:50 EST


On Fri, Sep 10, 2004 at 09:21:21AM +0200, Arjan van de Ven wrote:

> it used to be 8K unified for user context and softirq context and
> hardirq context. Basically that got "split up" into 4k for user and
> 4k each for the irq contexts.

you didn't answer my second question and that's not really an answer
of why 4K is the 'right' value

what makes 4K suitable for i386 when x86-64 uses 8K and ppc64 uses
16K? the argument used to be about memory fragmentation but that not
solved for the latter

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