tree 5cf6ced20c580a18e50496ca926bbb256ddb5bc7
parent f90e579c2b391979630b3343de0be65ab1b478ce
author Liu Bo <bo.li.liu@oracle.com> 1406213285 +0800
committer Chris Mason <clm@fb.com> 1408113798 -0700

Btrfs: fix compressed write corruption on enospc

When failing to allocate space for the whole compressed extent, we'll
fallback to uncompressed IO, but we've forgotten to redirty the pages
which belong to this compressed extent, and these 'clean' pages will
simply skip 'submit' part and go to endio directly, at last we got data
corruption as we write nothing.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Tested-By: Martin Steigerwald <martin@lichtvoll.de>
Signed-off-by: Chris Mason <clm@fb.com>