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SubjectRe: 2.6.6-rc{1,2} bad VM/NFS interaction in case of dirty page writeback
On Wed, 2004-04-28 at 01:29, Christoph Hellwig wrote:
> There's nothing speaking against probing for more dirty pages before and
> after the one ->writepage wants to write out and send the big request
> out. XFS does this to avoid creating small extents when converting from
> delayed allocated space to real extents.

You are referring to xfs_probe_unmapped_page()? True: we could do
that... In fact we could do it a lot more efficiently now that we have
the pagevec_lookup_tag() interface.

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