Re: [Ext2-devel] Re: Possible Idea with filesystem buffering.

Hugh Dickins (hugh@veritas.com)
Wed, 23 Jan 2002 23:53:35 +0000 (GMT)

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.

Hugh

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