wrappers for ->i_mutex access
parallel to mutex_{lock,unlock,trylock,is_locked,lock_nested},
inode_foo(inode) being mutex_foo(&inode->i_mutex).
Please, use those for access to ->i_mutex; over the coming cycle
->i_mutex will become rwsem, with ->lookup() done with it held
only shared.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index ef6d8fc..fd1c4d9 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3030,7 +3030,7 @@
int ret = 0;
BUG_ON(cluster->start != cluster->boundary[0]);
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
ret = btrfs_check_data_free_space(inode, cluster->start,
cluster->end + 1 - cluster->start);
@@ -3057,7 +3057,7 @@
btrfs_free_reserved_data_space(inode, cluster->start,
cluster->end + 1 - cluster->start);
out:
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
return ret;
}