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| author | Liu Bo <bo.li.liu@oracle.com> | 2017-01-30 23:24:37 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2017-02-14 17:50:59 +0300 |
| commit | f72ad18e996338a8033aeb981e645f8dbf4e22c1 (patch) | |
| tree | e1f9d0f9937fe7ee3212918aa421f11159b2cc6f /fs/btrfs/backref.c | |
| parent | d07b85284f83dee7955cb43dc66a37542a725c12 (diff) | |
| download | linux-f72ad18e996338a8033aeb981e645f8dbf4e22c1.tar.xz | |
Btrfs: pass delayed_refs directly to btrfs_find_delayed_ref_head
All we need is @delayed_refs, all callers have get it ahead of calling
btrfs_find_delayed_ref_head since lock needs to be acquired firstly,
there is no reason to deference it again inside the function.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/backref.c')
| -rw-r--r-- | fs/btrfs/backref.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index 8299601a3549..db706595e631 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -1284,7 +1284,7 @@ again: */ delayed_refs = &trans->transaction->delayed_refs; spin_lock(&delayed_refs->lock); - head = btrfs_find_delayed_ref_head(trans, bytenr); + head = btrfs_find_delayed_ref_head(delayed_refs, bytenr); if (head) { if (!mutex_trylock(&head->mutex)) { atomic_inc(&head->node.refs); |