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| author | Xishi Qiu <qiuxishi@huawei.com> | 2013-09-11 14:21:46 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-11 15:57:39 -0700 |
| commit | 139c2d75b4e81d449d97f1f8188b84529eb56708 (patch) | |
| tree | f4c8f6961db9f8fc11f8eb21f0a7faea1cd29bdb /mm/memory_hotplug.c | |
| parent | 8080fc038e91265e1002df7cae805fc17bb772fc (diff) | |
| download | lwn-139c2d75b4e81d449d97f1f8188b84529eb56708.tar.gz lwn-139c2d75b4e81d449d97f1f8188b84529eb56708.zip | |
mm: use zone_is_initialized() instead of if(zone->wait_table)
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>
Diffstat (limited to 'mm/memory_hotplug.c')
| -rw-r--r-- | mm/memory_hotplug.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 4f5df61d6016..46b489cacdd8 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -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; |