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SubjectRe: [Ext2-devel] Re: Possible Idea with filesystem buffering.
Hugh Dickins wrote:
>
> On Wed, 23 Jan 2002, Stephen C. Tweedie wrote:
> >
> > This is actually really important --- writepage on its own cannot
> > distinguish between requests to flush something to disk (eg. msync or
> > fsync), and requests to evict dirty data from memory.
>
> Actually, that much can now be distinguished:
> PageLaunder(page) when evicting from memory,
> !PageLaunder(page) when msync or fsync.

Nifty! Thanks for pointing this out.

--
Jeff Garzik | "I went through my candy like hot oatmeal
Building 1024 | through an internally-buttered weasel."
MandrakeSoft | - goats.com
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