From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753376AbcDCXqK (ORCPT ); Sun, 3 Apr 2016 19:46:10 -0400 Received: from LGEAMRELO13.lge.com ([156.147.23.53]:56832 "EHLO lgeamrelo13.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752454AbcDCXqI (ORCPT ); Sun, 3 Apr 2016 19:46:08 -0400 X-Original-SENDERIP: 156.147.1.151 X-Original-MAILFROM: minchan@kernel.org X-Original-SENDERIP: 10.177.223.161 X-Original-MAILFROM: minchan@kernel.org From: Minchan Kim To: Andrew Morton Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Minchan Kim , Johannes Weiner , stable@vger.kernel.org Subject: [PATCH] mm: vmscan: reclaim highmem zone if buffer_heads is over limit Date: Mon, 4 Apr 2016 08:46:09 +0900 Message-Id: <1459727169-5698-1-git-send-email-minchan@kernel.org> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We have been reclaimed highmem zone if buffer_heads is over limit but [1] changed the behavior so it doesn't reclaim highmem zone although buffer_heads is over the limit. This patch restores the logic. [1] commit 6b4f7799c6a5 ("mm: vmscan: invoke slab shrinkers from shrink_zone()") Cc: Johannes Weiner Cc: stable@vger.kernel.org Signed-off-by: Minchan Kim --- mm/vmscan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmscan.c b/mm/vmscan.c index c7696a2e11c7..d84efa03c8a8 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2550,7 +2550,7 @@ static void shrink_zones(struct zonelist *zonelist, struct scan_control *sc) sc->gfp_mask |= __GFP_HIGHMEM; for_each_zone_zonelist_nodemask(zone, z, zonelist, - requested_highidx, sc->nodemask) { + gfp_zone(sc->gfp_mask), sc->nodemask) { enum zone_type classzone_idx; if (!populated_zone(zone)) -- 1.9.1