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Btrfs: insert_new_root: Fix lock type of the extent buffer. 

btrfs_alloc_tree_block() returns an extent buffer on which a blocked lock has
been taken. Hence assign the appropriate value to path->locks[level].

Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
chandan 2015-01-15 12:22:03 +05:30 committed by Chris Mason
parent 78f55e5e1f
commit 95449a1626
1 changed files with 1 additions and 1 deletions
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fs/btrfs/ctree.c
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@ -3380,7 +3380,7 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans,
add_root_to_dirty_list(root);
extent_buffer_get(c);
path->nodes[level] = c;
path->locks[level] = BTRFS_WRITE_LOCK;
path->locks[level] = BTRFS_WRITE_LOCK_BLOCKING;
path->slots[level] = 0;
return 0;
}