This is a note to let you know that I've just added the patch titled
Btrfs: disable snapshot aware defrag for now
to the 3.12-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
btrfs-disable-snapshot-aware-defrag-for-now.patch
and it can be found in the queue-3.12 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 8101c8dbf6243ba517aab58d69bf1bc37d8b7b9c Mon Sep 17 00:00:00 2001
From: Josef Bacik <[email protected]>
Date: Wed, 29 Jan 2014 16:05:30 -0500
Subject: Btrfs: disable snapshot aware defrag for now
From: Josef Bacik <[email protected]>
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 <[email protected]>
Signed-off-by: Chris Mason <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
fs/btrfs/inode.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2613,7 +2613,7 @@ static int btrfs_finish_ordered_io(struc
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);
Patches currently in stable-queue which might be from [email protected] are
queue-3.12/btrfs-disable-snapshot-aware-defrag-for-now.patch
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