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mm: use zone_is_initialized() instead of if(zone->wait_table)

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

Signed-off-by: Xishi Qiu <qiuxishi@huawei.com>
Cc: Cody P Schafer <cody@linux.vnet.ibm.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 2013-09-11 14:21:46 -07:00 committed by Linus Torvalds
parent 8080fc038e
commit 139c2d75b4
1 changed files with 1 additions and 1 deletions
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2
mm/memory_hotplug.c
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@ -194,7 +194,7 @@ void register_page_bootmem_info_node(struct pglist_data *pgdat)
zone = &pgdat->node_zones[0];
for (; zone < pgdat->node_zones + MAX_NR_ZONES - 1; zone++) {
if (zone->wait_table) {
if (zone_is_initialized(zone)) {
nr_pages = zone->wait_table_hash_nr_entries
* sizeof(wait_queue_head_t);
nr_pages = PAGE_ALIGN(nr_pages) >> PAGE_SHIFT;