From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Philipp Reisner To: Wei Yongjun Date: Wed, 05 Sep 2012 14:38:23 +0200 Message-ID: <40830346.FXn1k67TTR@fat-tyre> In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Cc: yongjun_wei@trendmicro.com.cn, linux-kernel@vger.kernel.org, drbd-user@lists.linbit.com, drbd-dev@lists.linbit.com Subject: Re: [Drbd-dev] [PATCH] drbd: use list_move_tail instead of list_del/list_add_tail List-Id: Coordination of development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Thanks, applied. Best regards, Phil > From: Wei Yongjun > > Using list_move_tail() instead of list_del() + list_add_tail(). > > spatch with a semantic match is used to found this problem. > (http://coccinelle.lip6.fr/) > > Signed-off-by: Wei Yongjun > --- > drivers/block/drbd/drbd_worker.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/block/drbd/drbd_worker.c > b/drivers/block/drbd/drbd_worker.c index 6bce2cc..a196281 100644 > --- a/drivers/block/drbd/drbd_worker.c > +++ b/drivers/block/drbd/drbd_worker.c > @@ -141,8 +141,7 @@ static void drbd_endio_write_sec_final(struct > drbd_epoch_entry *e) __releases(lo > > spin_lock_irqsave(&mdev->req_lock, flags); > mdev->writ_cnt += e->size >> 9; > - list_del(&e->w.list); /* has been on active_ee or sync_ee */ > - list_add_tail(&e->w.list, &mdev->done_ee); > + list_move_tail(&e->w.list, &mdev->done_ee); > > /* No hlist_del_init(&e->collision) here, we did not send the Ack yet, > * neither did we wake possibly waiting conflicting requests. > > > _______________________________________________ > drbd-dev mailing list > drbd-dev@lists.linbit.com > http://lists.linbit.com/mailman/listinfo/drbd-dev