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From: Alex Elder <elder@inktank.com>
To: ceph-devel@vger.kernel.org
Subject: [PATCH 02/12] rbd: simplify __rbd_remove_all_snaps()
Date: Thu, 19 Jul 2012 16:08:21 -0500	[thread overview]
Message-ID: <50087745.1010601@inktank.com> (raw)
In-Reply-To: <500874F5.4090205@inktank.com>

This just replaces a while loop with list_for_each_entry_safe()
in __rbd_remove_all_snaps().

Signed-off-by: Alex Elder <elder@inktank.com>
---
 drivers/block/rbd.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index b9895fe..74e6a33 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1692,11 +1692,10 @@ bad:
 static void __rbd_remove_all_snaps(struct rbd_device *rbd_dev)
 {
 	struct rbd_snap *snap;
+	struct rbd_snap *next;

-	while (!list_empty(&rbd_dev->snaps)) {
-		snap = list_first_entry(&rbd_dev->snaps, struct rbd_snap, node);
+	list_for_each_entry_safe(snap, next, &rbd_dev->snaps, node)
 		__rbd_remove_snap_dev(rbd_dev, snap);
-	}
 }

 /*
-- 
1.7.5.4


  parent reply	other threads:[~2012-07-19 21:08 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-19 20:58 [PATCH 00/12] rbd: cleanup series Alex Elder
2012-07-19 21:08 ` [PATCH 01/12] rbd: drop extra header_rwsem init Alex Elder
2012-07-19 21:08 ` Alex Elder [this message]
2012-07-19 21:08 ` [PATCH 03/12] rbd: clean up a few dout() calls Alex Elder
2012-07-19 21:08 ` [PATCH 04/12] ceph: define snap counts as u32 everywhere Alex Elder
2012-07-19 21:08 ` [PATCH 05/12] rbd: snapc is unused in rbd_req_sync_read() Alex Elder
2012-07-19 21:08 ` [PATCH 06/12] rbd: drop rbd_header_from_disk() gfp_flags parameter Alex Elder
2012-07-19 21:08 ` [PATCH 07/12] rbd: drop rbd_dev parameter in snap functions Alex Elder
2012-07-19 21:08 ` [PATCH 08/12] rbd: drop rbd_req_sync_exec() "ver" parameter Alex Elder
2012-07-19 21:08 ` [PATCH 09/12] rbd: have __rbd_add_snap_dev() return a pointer Alex Elder
2012-07-19 21:08 ` [PATCH 10/12] rbd: make rbd_create_rw_ops() " Alex Elder
2012-07-19 21:09 ` [PATCH 11/12] rbd: always pass ops array to rbd_req_sync_op() Alex Elder
2012-07-19 21:09 ` [PATCH 12/12] rbd: fixes in rbd_header_from_disk() Alex Elder
2012-07-26 18:22 ` [PATCH 00/12] rbd: cleanup series Alex Elder

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