linux-kernel - [PATCH 03/13] dca: use list_move() instead of list_del()/list

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Date:	Wed, 16 Mar 2011 00:53:15 +0200
From:	"Kirill A. Shutemov" <kirill@...temov.name>
To:	linux-kernel@...r.kernel.org
Cc:	"Kirill A. Shutemov" <kirill@...temov.name>,
	Maciej Sosnowski <maciej.sosnowski@...el.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"David S. Miller" <davem@...emloft.net>, Tejun Heo <tj@...nel.org>,
	Dan Carpenter <error27@...il.com>
Subject: [PATCH 03/13] dca: use list_move() instead of list_del()/list_add() combination

Signed-off-by: Kirill A. Shutemov <kirill@...temov.name>
Cc: Maciej Sosnowski <maciej.sosnowski@...el.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Tejun Heo <tj@...nel.org>
Cc: Dan Carpenter <error27@...il.com>
---
 drivers/dca/dca-core.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/dca/dca-core.c b/drivers/dca/dca-core.c
index c461eda..4abd089 100644
--- a/drivers/dca/dca-core.c
+++ b/drivers/dca/dca-core.c
@@ -111,10 +111,8 @@ static void unregister_dca_providers(void)
 	/* at this point only one domain in the list is expected */
 	domain = list_first_entry(&dca_domains, struct dca_domain, node);
 
-	list_for_each_entry_safe(dca, _dca, &domain->dca_providers, node) {
-		list_del(&dca->node);
-		list_add(&dca->node, &unregistered_providers);
-	}
+	list_for_each_entry_safe(dca, _dca, &domain->dca_providers, node)
+		list_move(&dca->node, &unregistered_providers);
 
 	dca_free_domain(domain);
 
-- 
1.7.4.1

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