On Thursday 16 March 2006 21:33, Con Kolivas wrote:
> On Thursday 16 March 2006 04:59, Pavel Machek wrote:
> > (It will probably suck. In such case, testing Con's patch would be
> > nice -- after trivial fix rafael pointed out).
>
> Ok here's a patch I've booted and tested with a modification to swap
> prefetch that others might find useful, not just swsusp.
>
> The tunable in /proc/sys/vm/swap_prefetch is now bitwise ORed:
> 1 = Normal background swap prefetching when load is light
> 2 = Aggressively swap prefetch as much as possible
>
> And once the "aggressive" bit is set it will prefetch as much as it can and
> then disable the aggressive bit. Thus if you set this value to 3 it will
> prefetch aggressively and then drop back to the default of 1. This makes
> it easy to simply set the aggressive flag once and forget about it. I've
> booted and tested this feature and it's working nicely. Where exactly you'd
> set this in your resume scripts I'm not sure. A rolled up patch against
> 2.6.16-rc6-mm1 is here for simplicity:
> http://ck.kolivas.org/patches/swap-prefetch/2.6.16-rc6-mm1-swap_prefetch_su
>spend_test.patch
Wrong rollup sorry! That was the old one.
This is the correct rollup:
http://ck.kolivas.org/patches/swap-prefetch/2.6.16-rc6-mm1-swap_prefetch_test.patch
Cheers,
Con
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