From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Thu, 6 Sep 2012 07:33:09 +0000 (+0800)
Subject: JFS: use list_move instead of list_del/list_add
X-Git-Tag: next-20120917~101^2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f78e356f954755e84da47d68f9324316288e7d8d;p=karo-tx-linux.git

JFS: use list_move instead of list_del/list_add

Using list_move() instead of list_del() + list_add().

spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
---

diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
index bb8b661bcc50..5fcc02eaa64c 100644
--- a/fs/jfs/jfs_txnmgr.c
+++ b/fs/jfs/jfs_txnmgr.c
@@ -2977,12 +2977,9 @@ int jfs_sync(void *arg)
 				 * put back on the anon_list.
 				 */
 
-				/* Take off anon_list */
-				list_del(&jfs_ip->anon_inode_list);
-
-				/* Put on anon_list2 */
-				list_add(&jfs_ip->anon_inode_list,
-					 &TxAnchor.anon_list2);
+				/* Move from anon_list to anon_list2 */
+				list_move(&jfs_ip->anon_inode_list,
+					  &TxAnchor.anon_list2);
 
 				TXN_UNLOCK();
 				iput(ip);