Btrfs: fix btrfs page_mkwrite to return locked page
authorChris Mason <chris.mason@oracle.com>
Fri, 11 Sep 2009 16:33:12 +0000 (12:33 -0400)
committerChris Mason <chris.mason@oracle.com>
Fri, 11 Sep 2009 17:31:08 +0000 (13:31 -0400)
This closes a whole where the page may be written before
the page_mkwrite caller has a chance to dirty it

(thanks to Nick Piggin)

Signed-off-by: Chris Mason <chris.mason@oracle.com>

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