[PATCH 4/7] btrfs: check quota status earlier and don't do unnecessary frees

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Status of quotas should be the first check in
btrfs_qgroup_account_extent and we can return immediatelly, no need to
do no-op ulist frees.

Signed-off-by: David Sterba <dsterba@xxxxxxxx>
---
 fs/btrfs/qgroup.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 7cc2e2221f55..2b22223c2ad9 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -1945,13 +1945,14 @@ btrfs_qgroup_account_extent(struct btrfs_trans_handle *trans,
 	u64 nr_old_roots = 0;
 	int ret = 0;
 
+	if (!test_bit(BTRFS_FS_QUOTA_ENABLED, &fs_info->flags))
+		return 0;
+
 	if (new_roots)
 		nr_new_roots = new_roots->nnodes;
 	if (old_roots)
 		nr_old_roots = old_roots->nnodes;
 
-	if (!test_bit(BTRFS_FS_QUOTA_ENABLED, &fs_info->flags))
-		goto out_free;
 	BUG_ON(!fs_info->quota_root);
 
 	trace_btrfs_qgroup_account_extent(fs_info, bytenr, num_bytes,
-- 
2.10.1

--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Filesystem Development]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux