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SubjectRe: [PATCH] swapin flush cache bug


On Thu, 28 Jun 2001, NIIBE Yutaka wrote:

> Marcelo Tosatti wrote:
> > I think Stephen C. Tweedie has some considerations about the cache
> > flushing calls on do_swap_page().
>
> Yup. IIRC, he said that flushing cache at do_swap_page() (which I've
> tried at first) is not good, because it's the hot path and it causes
> another performance problem in apache or sendmail, where many
> processes share the pages in swap cache.

I guess he has some other comments about it...

Again, Stephen ?

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