Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1475546 > unrolled thread

[PATCH] jfs: Simplify code

Started byChristophe JAILLET <christophe.jaillet@wanadoo.fr>
First post2016-09-03 07:40 +0200
Last post2016-09-06 19:30 +0200
Articles 2 — 2 participants

Back to article view | Back to linux.kernel


Contents

  [PATCH] jfs: Simplify code Christophe JAILLET <christophe.jaillet@wanadoo.fr> - 2016-09-03 07:40 +0200
    Re: [PATCH] jfs: Simplify code Dave Kleikamp <dave.kleikamp@oracle.com> - 2016-09-06 19:30 +0200

#1475546 — [PATCH] jfs: Simplify code

FromChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Date2016-09-03 07:40 +0200
Subject[PATCH] jfs: Simplify code
Message-ID<sdbQl-19P-3@gated-at.bofh.it>
Calling 'list_splice' followed by 'INIT_LIST_HEAD' is equivalent to
'list_splice_init'.

This has been spotted with the following coccinelle script:
/////
@@
expression y,z;
@@

-   list_splice(y,z);
-   INIT_LIST_HEAD(y);
+   list_splice_init(y,z);

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 fs/jfs/jfs_txnmgr.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
index 2e58978d6f45..4d973524c887 100644
--- a/fs/jfs/jfs_txnmgr.c
+++ b/fs/jfs/jfs_txnmgr.c
@@ -2893,8 +2893,7 @@ restart:
 	 * on anon_list2.  Let's check.
 	 */
 	if (!list_empty(&TxAnchor.anon_list2)) {
-		list_splice(&TxAnchor.anon_list2, &TxAnchor.anon_list);
-		INIT_LIST_HEAD(&TxAnchor.anon_list2);
+		list_splice_init(&TxAnchor.anon_list2, &TxAnchor.anon_list);
 		goto restart;
 	}
 	TXN_UNLOCK();
-- 
2.7.4

[toc] | [next] | [standalone]


#1477686

FromDave Kleikamp <dave.kleikamp@oracle.com>
Date2016-09-06 19:30 +0200
Message-ID<sesm5-4Wc-13@gated-at.bofh.it>
In reply to#1475546
On 09/03/2016 12:35 AM, Christophe JAILLET wrote:
> Calling 'list_splice' followed by 'INIT_LIST_HEAD' is equivalent to
> 'list_splice_init'.

Looks good. I'll push this upstream.

> 
> This has been spotted with the following coccinelle script:
> /////
> @@
> expression y,z;
> @@
> 
> -   list_splice(y,z);
> -   INIT_LIST_HEAD(y);
> +   list_splice_init(y,z);
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>

> ---
>  fs/jfs/jfs_txnmgr.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
> index 2e58978d6f45..4d973524c887 100644
> --- a/fs/jfs/jfs_txnmgr.c
> +++ b/fs/jfs/jfs_txnmgr.c
> @@ -2893,8 +2893,7 @@ restart:
>  	 * on anon_list2.  Let's check.
>  	 */
>  	if (!list_empty(&TxAnchor.anon_list2)) {
> -		list_splice(&TxAnchor.anon_list2, &TxAnchor.anon_list);
> -		INIT_LIST_HEAD(&TxAnchor.anon_list2);
> +		list_splice_init(&TxAnchor.anon_list2, &TxAnchor.anon_list);
>  		goto restart;
>  	}
>  	TXN_UNLOCK();
> 

[toc] | [prev] | [standalone]


Back to top | Article view | linux.kernel


csiph-web