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* [PATCH] JFS: use list_move instead of list_del/list_add
@ 2012-09-06  7:33 Wei Yongjun
  2012-09-17 21:42 ` Dave Kleikamp
  0 siblings, 1 reply; 2+ messages in thread
From: Wei Yongjun @ 2012-09-06  7:33 UTC (permalink / raw)
  To: shaggy; +Cc: yongjun_wei, jfs-discussion, linux-kernel

From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

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>
---
 fs/jfs/jfs_txnmgr.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
index bb8b661..5fcc02e 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);


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] JFS: use list_move instead of list_del/list_add
  2012-09-06  7:33 [PATCH] JFS: use list_move instead of list_del/list_add Wei Yongjun
@ 2012-09-17 21:42 ` Dave Kleikamp
  0 siblings, 0 replies; 2+ messages in thread
From: Dave Kleikamp @ 2012-09-17 21:42 UTC (permalink / raw)
  To: Wei Yongjun; +Cc: yongjun_wei, jfs-discussion, linux-kernel

Meant to reply earlier. I've sent this to linux-next and will target for
the next mainline merge window.

Thanks,
Shaggy

On 09/06/2012 02:33 AM, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> 
> 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>
> ---
>  fs/jfs/jfs_txnmgr.c | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
> index bb8b661..5fcc02e 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);
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2012-09-17 21:42 UTC | newest]

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2012-09-06  7:33 [PATCH] JFS: use list_move instead of list_del/list_add Wei Yongjun
2012-09-17 21:42 ` Dave Kleikamp

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