Messages in this thread |  | | Date | Thu, 26 Apr 2001 06:26:22 -0300 (BRT) | From | Marcelo Tosatti <> | Subject | Re: [patch] swap-speedup-2.4.3-B3 (fwd) |
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On Thu, 26 Apr 2001, Mike Galbraith wrote:
> > (i cannot see how this chunk affects the VM, AFAICS this too makes the > > zapping of the cache less agressive.) > > (more folks get snagged on write.. they can't eat cache so fast)
What about GFP_BUFFER allocations ? :)
I suspect the jiffies hack is avoiding GFP_BUFFER allocations to eat cache insanely.
Easy way to confirm that: add the kswapd wait queue again and make allocators which don't have __GFP_IO set wait on that in try_to_free_pages().
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