From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752337AbcHIGao (ORCPT ); Tue, 9 Aug 2016 02:30:44 -0400 Received: from mail-pa0-f68.google.com ([209.85.220.68]:36829 "EHLO mail-pa0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752103AbcHIGam (ORCPT ); Tue, 9 Aug 2016 02:30:42 -0400 From: js1304@gmail.com X-Google-Original-From: iamjoonsoo.kim@lge.com To: Andrew Morton Cc: Mel Gorman , Vlastimil Babka , Johannes Weiner , Minchan Kim , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Joonsoo Kim Subject: [PATCH 1/2] mm/page_alloc: fix wrong initialization when sysctl_min_unmapped_ratio changes Date: Tue, 9 Aug 2016 15:30:47 +0900 Message-Id: <1470724248-26780-1-git-send-email-iamjoonsoo.kim@lge.com> 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 From: Joonsoo Kim Before resetting min_unmapped_pages, we need to initialize min_unmapped_pages rather than min_slab_pages. Fixes: a5f5f91da6 (mm: convert zone_reclaim to node_reclaim) Signed-off-by: Joonsoo Kim --- mm/page_alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index afdb7f8..555b609 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6894,7 +6894,7 @@ int sysctl_min_unmapped_ratio_sysctl_handler(struct ctl_table *table, int write, return rc; for_each_online_pgdat(pgdat) - pgdat->min_slab_pages = 0; + pgdat->min_unmapped_pages = 0; for_each_zone(zone) zone->zone_pgdat->min_unmapped_pages += (zone->managed_pages * -- 1.9.1