[PATCH 3.11 009/121] Btrfs: disable snapshot aware defrag for now
Luis Henriques
luis.henriques at canonical.com
Fri Feb 21 12:47:13 UTC 2014
3.11.10.5 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Josef Bacik <jbacik at fb.com>
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 at fb.com>
Signed-off-by: Chris Mason <clm at fb.com>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
fs/btrfs/inode.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 5a4bc34..f992daf 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2688,7 +2688,7 @@ 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);
--
1.9.0
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