From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754689Ab3LTOyp (ORCPT ); Fri, 20 Dec 2013 09:54:45 -0500 Received: from cantor2.suse.de ([195.135.220.15]:50011 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752313Ab3LTOyR (ORCPT ); Fri, 20 Dec 2013 09:54:17 -0500 From: Mel Gorman To: Andrew Morton Cc: Johannes Weiner , Dave Hansen , Rik van Riel , Michal Hocko , Linus Torvalds , Linux-MM , LKML , Mel Gorman Subject: [PATCH 1/2] Revert "mm: page_alloc: exclude unreclaimable allocations from zone fairness policy" Date: Fri, 20 Dec 2013 14:54:11 +0000 Message-Id: <1387551252-23375-2-git-send-email-mgorman@suse.de> X-Mailer: git-send-email 1.8.4 In-Reply-To: <1387551252-23375-1-git-send-email-mgorman@suse.de> References: <1387551252-23375-1-git-send-email-mgorman@suse.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This reverts commit 73f038b863dfe98acabc7c36c17342b84ad52e94. The NUMA behaviour of this patch is less than ideal. An alternative approch is to interleave allocations only within local zones which is implemented in the next patch. Cc: stable@vger.kernel.org Signed-off-by: Mel Gorman --- mm/page_alloc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index f861d02..580a5f0 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1920,8 +1920,7 @@ zonelist_scan: * back to remote zones that do not partake in the * fairness round-robin cycle of this zonelist. */ - if ((alloc_flags & ALLOC_WMARK_LOW) && - (gfp_mask & GFP_MOVABLE_MASK)) { + if (alloc_flags & ALLOC_WMARK_LOW) { if (zone_page_state(zone, NR_ALLOC_BATCH) <= 0) continue; if (zone_reclaim_mode && -- 1.8.4