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author | Liu Bo <bo.li.liu@oracle.com> | 2012-08-27 16:52:19 (GMT) |
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committer | Chris Mason <chris.mason@fusionio.com> | 2012-10-01 19:19:04 (GMT) |
commit | 06d3d22b456c2f87aeb1eb4517eeabb47e21fcc9 (patch) | |
tree | e9bc061c8902fc555430dbad2a64e35ea8d286ba | |
parent | 0fa83cdb1d72a94ea84ab6380747de6ac7cc8753 (diff) | |
download | linux-fsl-qoriq-06d3d22b456c2f87aeb1eb4517eeabb47e21fcc9.tar.xz |
Btrfs: cleanup extents after we finish logging inode
This is based on Josef's "Btrfs: turbo charge fsync".
We should cleanup those extents after we've finished logging inode,
otherwise we may do redundant work on them.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
-rw-r--r-- | fs/btrfs/tree-log.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 94db438..58075d7 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -3167,6 +3167,12 @@ next_slot: err = ret; goto out_unlock; } + } else { + struct extent_map_tree *tree = &BTRFS_I(inode)->extent_tree; + struct extent_map *em, *n; + + list_for_each_entry_safe(em, n, &tree->modified_extents, list) + list_del_init(&em->list); } if (inode_only == LOG_INODE_ALL && S_ISDIR(inode->i_mode)) { |