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| author | Chris Mason <chris.mason@oracle.com> | 2007-10-15 16:22:39 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 11:03:57 -0400 |
| commit | a6b6e75e096f436f0cc56edf5bca96301e194491 (patch) | |
| tree | 03751594c29a7d70d317689fd6b5e44ee023633e /fs/btrfs/transaction.c | |
| parent | ff79f8190b6e955ff7a71faf804a3017d526e657 (diff) | |
Btrfs: Defrag only leaves, and only when the parent node has a single objectid
This allows us to defrag huge directories, but skip the expensive defrag
case in more common usage, where it does not help as much.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/transaction.c')
| -rw-r--r-- | fs/btrfs/transaction.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 67e4aca36a6..bdfe05cf26c 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -353,7 +353,6 @@ int btrfs_defrag_root(struct btrfs_root *root, int cacheonly) if (root->defrag_running) return 0; - trans = btrfs_start_transaction(root, 1); while (1) { root->defrag_running = 1; @@ -361,7 +360,6 @@ int btrfs_defrag_root(struct btrfs_root *root, int cacheonly) nr = trans->blocks_used; btrfs_end_transaction(trans, root); mutex_unlock(&info->fs_mutex); - btrfs_btree_balance_dirty(info->tree_root, nr); cond_resched(); |