From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752565AbcGONJx (ORCPT ); Fri, 15 Jul 2016 09:09:53 -0400 Received: from outbound-smtp08.blacknight.com ([46.22.139.13]:48272 "EHLO outbound-smtp08.blacknight.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751882AbcGONJ3 (ORCPT ); Fri, 15 Jul 2016 09:09:29 -0400 From: Mel Gorman To: Andrew Morton Cc: Johannes Weiner , Minchan Kim , Vlastimil Babka , Linux-MM , LKML , Mel Gorman Subject: [PATCH 4/5] mm: show node_pages_scanned per node, not zone Date: Fri, 15 Jul 2016 14:09:24 +0100 Message-Id: <1468588165-12461-5-git-send-email-mgorman@techsingularity.net> X-Mailer: git-send-email 2.6.4 In-Reply-To: <1468588165-12461-1-git-send-email-mgorman@techsingularity.net> References: <1468588165-12461-1-git-send-email-mgorman@techsingularity.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Minchan Kim The node_pages_scanned represents the number of scanned pages of node for reclaim so it's pointless to show it as kilobytes. As well, node_pages_scanned is per-node value, not per-zone. This patch changes node_pages_scanned per-zone-killobytes with per-node-count. Signed-off-by: Minchan Kim Signed-off-by: Mel Gorman --- mm/page_alloc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index f80a0e57dcc8..7edd311a63f1 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -4345,6 +4345,7 @@ void show_free_areas(unsigned int filter) #endif " writeback_tmp:%lukB" " unstable:%lukB" + " pages_scanned:%lu" " all_unreclaimable? %s" "\n", pgdat->node_id, @@ -4367,6 +4368,7 @@ void show_free_areas(unsigned int filter) K(node_page_state(pgdat, NR_SHMEM)), K(node_page_state(pgdat, NR_WRITEBACK_TEMP)), K(node_page_state(pgdat, NR_UNSTABLE_NFS)), + node_page_state(zone->zone_pgdat, NR_PAGES_SCANNED), !pgdat_reclaimable(pgdat) ? "yes" : "no"); } @@ -4397,7 +4399,6 @@ void show_free_areas(unsigned int filter) " free_pcp:%lukB" " local_pcp:%ukB" " free_cma:%lukB" - " node_pages_scanned:%lu" "\n", zone->name, K(zone_page_state(zone, NR_FREE_PAGES)), @@ -4415,8 +4416,7 @@ void show_free_areas(unsigned int filter) K(zone_page_state(zone, NR_BOUNCE)), K(free_pcp), K(this_cpu_read(zone->pageset->pcp.count)), - K(zone_page_state(zone, NR_FREE_CMA_PAGES)), - K(node_page_state(zone->zone_pgdat, NR_PAGES_SCANNED))); + K(zone_page_state(zone, NR_FREE_CMA_PAGES))); printk("lowmem_reserve[]:"); for (i = 0; i < MAX_NR_ZONES; i++) printk(" %ld", zone->lowmem_reserve[i]); -- 2.6.4