From: Miao Xie <miaox@cn.fujitsu.com>
Date: Wed, 29 Aug 2012 04:13:02 +0000 (-0600)
Subject: Btrfs: fix wrong orphan count of the fs/file tree
X-Git-Tag: firefly_0821_release~3680^2~1721^2~99
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=321f0e70225abc792d74902a2bc4a60164265fd4;p=firefly-linux-kernel-4.4.55.git

Btrfs: fix wrong orphan count of the fs/file tree

If we add a new orphan item, we should increase the atomic counter,
not decrease it. Fix it.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
---

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 878116d9625d..a6824bd04493 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2228,7 +2228,7 @@ int btrfs_orphan_add(struct btrfs_trans_handle *trans, struct inode *inode)
 			insert = 1;
 #endif
 		insert = 1;
-		atomic_dec(&root->orphan_inodes);
+		atomic_inc(&root->orphan_inodes);
 	}
 
 	if (!test_and_set_bit(BTRFS_INODE_ORPHAN_META_RESERVED,