Messages in this thread | | | Date | Fri, 10 Sep 2004 07:30:52 -0700 | From | "Martin J. Bligh" <> | Subject | Re: [PATCH 1/3] Separate IRQ-stacks from 4K-stacks option |
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--Alan Cox <alan@lxorguk.ukuu.org.uk> wrote (on Friday, September 10, 2004 10:14:11 +0100):
> On Gwe, 2004-09-10 at 07:40, Arjan van de Ven wrote: >> Well I always assumed the future plan was to remove 8k stacks entirely; >> 4k+irqstacks and 8k basically have near comparable stack space, with >> this patch you create an option that has more but that is/should be >> deprecated. I'm not convinced that's a good idea. > > Its probably appropriate to drop gcc 2.x support at that point too since > it's the major cause of remaining problems
What problems does it cause? 2.95.4 still seems to work fine for me.
I agree about killing anything but 4K stacks though - having the single page is very compelling - not only can we allocate it easier, but we can also use cache-hot pages from the hot list.
M.
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