]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
Btrfs: fix compressed write corruption on enospc
authorLiu Bo <bo.li.liu@oracle.com>
Thu, 24 Jul 2014 14:48:05 +0000 (22:48 +0800)
committerChris Mason <clm@fb.com>
Fri, 15 Aug 2014 14:43:18 +0000 (07:43 -0700)
commitce62003f690dff38d3164a632ec69efa15c32cbf
tree5cf6ced20c580a18e50496ca926bbb256ddb5bc7
parentf90e579c2b391979630b3343de0be65ab1b478ce
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>
fs/btrfs/inode.c