From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk0-f200.google.com (mail-qk0-f200.google.com [209.85.220.200]) by kanga.kvack.org (Postfix) with ESMTP id A2F92830BE for ; Fri, 26 Aug 2016 11:58:09 -0400 (EDT) Received: by mail-qk0-f200.google.com with SMTP id o1so164825553qkd.3 for ; Fri, 26 Aug 2016 08:58:09 -0700 (PDT) Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com. [148.163.158.5]) by mx.google.com with ESMTPS id d6si14776801qtd.129.2016.08.26.08.58.08 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 26 Aug 2016 08:58:08 -0700 (PDT) Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.11/8.16.0.11) with SMTP id u7QFtbKp028672 for ; Fri, 26 Aug 2016 11:58:08 -0400 Received: from e35.co.us.ibm.com (e35.co.us.ibm.com [32.97.110.153]) by mx0a-001b2d01.pphosted.com with ESMTP id 2527gq43q6-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Fri, 26 Aug 2016 11:58:08 -0400 Received: from localhost by e35.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 26 Aug 2016 09:58:07 -0600 From: "Aneesh Kumar K.V" Subject: [PATCH] mm: Use zonelist name instead of using hardcoded index Date: Fri, 26 Aug 2016 21:27:58 +0530 Message-Id: <1472227078-24852-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: akpm@linux-foundation.org Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, "Aneesh Kumar K.V" This use the existing enums instead of hardcoded index when looking at the zonelist. This makes it more readable. No functionality change by this patch. Signed-off-by: Aneesh Kumar K.V --- mm/mempolicy.c | 2 +- mm/page_alloc.c | 8 ++++---- mm/vmscan.c | 2 +- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/mm/mempolicy.c b/mm/mempolicy.c index d8c4e38fb5f4..f38fe1e64192 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -1749,7 +1749,7 @@ unsigned int mempolicy_slab_node(void) */ struct zonelist *zonelist; enum zone_type highest_zoneidx = gfp_zone(GFP_KERNEL); - zonelist = &NODE_DATA(node)->node_zonelists[0]; + zonelist = &NODE_DATA(node)->node_zonelists[ZONELIST_FALLBACK]; z = first_zones_zonelist(zonelist, highest_zoneidx, &policy->v.nodes); return z->zone ? z->zone->node : node; diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 3fbe73a6fe4b..8bcd18c3118c 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -4602,7 +4602,7 @@ static void build_zonelists_in_node_order(pg_data_t *pgdat, int node) int j; struct zonelist *zonelist; - zonelist = &pgdat->node_zonelists[0]; + zonelist = &pgdat->node_zonelists[ZONELIST_FALLBACK]; for (j = 0; zonelist->_zonerefs[j].zone != NULL; j++) ; j = build_zonelists_node(NODE_DATA(node), zonelist, j); @@ -4618,7 +4618,7 @@ static void build_thisnode_zonelists(pg_data_t *pgdat) int j; struct zonelist *zonelist; - zonelist = &pgdat->node_zonelists[1]; + zonelist = &pgdat->node_zonelists[ZONELIST_NOFALLBACK]; j = build_zonelists_node(pgdat, zonelist, 0); zonelist->_zonerefs[j].zone = NULL; zonelist->_zonerefs[j].zone_idx = 0; @@ -4639,7 +4639,7 @@ static void build_zonelists_in_zone_order(pg_data_t *pgdat, int nr_nodes) struct zone *z; struct zonelist *zonelist; - zonelist = &pgdat->node_zonelists[0]; + zonelist = &pgdat->node_zonelists[ZONELIST_FALLBACK]; pos = 0; for (zone_type = MAX_NR_ZONES - 1; zone_type >= 0; zone_type--) { for (j = 0; j < nr_nodes; j++) { @@ -4774,7 +4774,7 @@ static void build_zonelists(pg_data_t *pgdat) local_node = pgdat->node_id; - zonelist = &pgdat->node_zonelists[0]; + zonelist = &pgdat->node_zonelists[ZONELIST_FALLBACK]; j = build_zonelists_node(pgdat, zonelist, 0); /* diff --git a/mm/vmscan.c b/mm/vmscan.c index 374d95d04178..25522e0ce2b5 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -3060,7 +3060,7 @@ unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *memcg, */ nid = mem_cgroup_select_victim_node(memcg); - zonelist = NODE_DATA(nid)->node_zonelists; + zonelist = &NODE_DATA(nid)->node_zonelists[ZONELIST_FALLBACK]; trace_mm_vmscan_memcg_reclaim_begin(0, sc.may_writepage, -- 2.7.4 -- 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/ . Don't email: email@kvack.org