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authorJosef Bacik <jbacik@fb.com>2014-01-29 16:05:30 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-02-20 11:10:06 -0800
commitff9533c044cac5a4669c59bf5b0335a8bb80fc21 (patch)
tree256d94ea26628fda290ae064762fb3fb77169da9
parenta306441bb6b3073854077717c9fce207dee72969 (diff)
downloadlwn-ff9533c044cac5a4669c59bf5b0335a8bb80fc21.tar.gz
lwn-ff9533c044cac5a4669c59bf5b0335a8bb80fc21.zip
Btrfs: disable snapshot aware defrag for now
commit 8101c8dbf6243ba517aab58d69bf1bc37d8b7b9c upstream. It's just broken and it's taking a lot of effort to fix it, so for now just disable it so people can defrag in peace. Thanks, Signed-off-by: Josef Bacik <jbacik@fb.com> Signed-off-by: Chris Mason <clm@fb.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/btrfs/inode.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 34ee498ff1ce..41f0a037246f 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2610,7 +2610,7 @@ static int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent)
EXTENT_DEFRAG, 1, cached_state);
if (ret) {
u64 last_snapshot = btrfs_root_last_snapshot(&root->root_item);
- if (last_snapshot >= BTRFS_I(inode)->generation)
+ if (0 && last_snapshot >= BTRFS_I(inode)->generation)
/* the inode is shared */
new = record_old_file_extents(inode, ordered_extent);