From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754719Ab2BTXj0 (ORCPT ); Mon, 20 Feb 2012 18:39:26 -0500 Received: from mail-pw0-f46.google.com ([209.85.160.46]:39325 "EHLO mail-pw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754258Ab2BTXjZ (ORCPT ); Mon, 20 Feb 2012 18:39:25 -0500 Authentication-Results: mr.google.com; spf=pass (google.com: domain of hughd@google.com designates 10.68.239.170 as permitted sender) smtp.mail=hughd@google.com; dkim=pass header.i=hughd@google.com Date: Mon, 20 Feb 2012 15:39:01 -0800 (PST) From: Hugh Dickins X-X-Sender: hugh@eggly.anvils To: Andrew Morton cc: Konstantin Khlebnikov , KAMEZAWA Hiroyuki , Johannes Weiner , Ying Han , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 10/10] mm/memcg: per-memcg per-zone lru locking In-Reply-To: Message-ID: References: User-Agent: Alpine 2.00 (LSU 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Flip the switch from per-zone lru locking to per-memcg per-zone lru locking. Signed-off-by: Hugh Dickins --- include/linux/swap.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- mmotm.orig/include/linux/swap.h 2012-02-18 11:58:09.047525220 -0800 +++ mmotm/include/linux/swap.h 2012-02-18 11:58:15.659525376 -0800 @@ -252,8 +252,8 @@ static inline void lru_cache_add_file(st static inline spinlock_t *lru_lockptr(struct lruvec *lruvec) { - /* Still use per-zone lru_lock */ - return &lruvec->zone->lruvec.lru_lock; + /* Now use per-memcg-per-zone lru_lock */ + return &lruvec->lru_lock; } static inline void lock_lruvec(struct lruvec *lruvec)