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mm: use populated_zone() instead of if(zone->present_pages)

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Use "if (zone->present_pages)" instead of "if (zone->present_pages)".
Simplify the code, no functional change.

Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Xishi Qiu 2013-11-12 15:07:20 -08:00 committed by Linus Torvalds
parent 83285c72e0
commit b38a872596
1 changed files with 2 additions and 2 deletions
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4
mm/page_alloc.c
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@ -4266,7 +4266,7 @@ static __meminit void zone_pcp_init(struct zone *zone)
*/
zone->pageset = &boot_pageset;
if (zone->present_pages)
if (populated_zone(zone))
printk(KERN_DEBUG " %s zone: %lu pages, LIFO batch:%u\n",
zone->name, zone->present_pages,
zone_batchsize(zone));
@ -5160,7 +5160,7 @@ static void check_for_memory(pg_data_t *pgdat, int nid)
for (zone_type = 0; zone_type <= ZONE_MOVABLE - 1; zone_type++) {
struct zone *zone = &pgdat->node_zones[zone_type];
if (zone->present_pages) {
if (populated_zone(zone)) {
node_set_state(nid, N_HIGH_MEMORY);
if (N_NORMAL_MEMORY != N_HIGH_MEMORY &&
zone_type <= ZONE_NORMAL)