From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail202.messagelabs.com (mail202.messagelabs.com [216.82.254.227]) by kanga.kvack.org (Postfix) with SMTP id 2365C6B00EC for ; Tue, 11 Jan 2011 00:22:45 -0500 (EST) Received: by gwj22 with SMTP id 22so9327641gwj.14 for ; Mon, 10 Jan 2011 21:22:41 -0800 (PST) From: Minchan Kim Subject: [PATCH v3 2/7] fuse: Change remove_from_page_cache Date: Tue, 11 Jan 2011 14:22:06 +0900 Message-Id: In-Reply-To: References: In-Reply-To: References: Sender: owner-linux-mm@kvack.org To: Andrew Morton Cc: linux-mm , LKML , KAMEZAWA Hiroyuki , Hugh Dickins , Mel Gorman , KOSAKI Motohiro , Johannes Weiner , Minchan Kim , Miklos Szeredi , fuse-devel@lists.sourceforge.net List-ID: This patch series changes remove_from_page_cache's page ref counting rule. Page cache ref count is decreased in delete_from_page_cache. So we don't need decreasing page reference by caller. Cc: Miklos Szeredi Cc: fuse-devel@lists.sourceforge.net Acked-by: Hugh Dickins Acked-by: Mel Gorman Reviewed-by: KAMEZAWA Hiroyuki Reviewed-by: Johannes Weiner Reviewed-by: KOSAKI Motohiro Signed-off-by: Minchan Kim --- fs/fuse/dev.c | 3 +-- 1 files changed, 1 insertions(+), 2 deletions(-) diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index cf8d28d..1ef24fb 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -737,8 +737,7 @@ static int fuse_try_move_page(struct fuse_copy_state *cs, struct page **pagep) if (WARN_ON(PageMlocked(oldpage))) goto out_fallback_unlock; - remove_from_page_cache(oldpage); - page_cache_release(oldpage); + delete_from_page_cache(oldpage); err = add_to_page_cache_locked(newpage, mapping, index, GFP_KERNEL); if (err) { -- 1.7.0.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: email@kvack.org