Subject: + mm-use-zone_is_initialized-instead-of-ifzone-wait_table.patch added to -mm tree
To: qiuxishi@xxxxxxxxxx,cody@xxxxxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Mon, 12 Aug 2013 12:41:36 -0700
The patch titled
Subject: mm: use zone_is_initialized() instead of if(zone->wait_table)
has been added to the -mm tree. Its filename is
mm-use-zone_is_initialized-instead-of-ifzone-wait_table.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-use-zone_is_initialized-instead-of-ifzone-wait_table.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-use-zone_is_initialized-instead-of-ifzone-wait_table.patch
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------------------------------------------------------
From: Xishi Qiu <qiuxishi@xxxxxxxxxx>
Subject: 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@xxxxxxxxxx>
Cc: Cody P Schafer <cody@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory_hotplug.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/memory_hotplug.c~mm-use-zone_is_initialized-instead-of-ifzone-wait_table mm/memory_hotplug.c
--- a/mm/memory_hotplug.c~mm-use-zone_is_initialized-instead-of-ifzone-wait_table
+++ a/mm/memory_hotplug.c
@@ -194,7 +194,7 @@ void register_page_bootmem_info_node(str
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;
_
Patches currently in -mm which might be from qiuxishi@xxxxxxxxxx are
mm-hotplug-remove-unnecessary-bug_on-in-__offline_pages.patch
mm-use-zone_end_pfn-instead-of-zone_start_pfnspanned_pages.patch
mm-use-zone_is_empty-instead-of-ifzone-spanned_pages.patch
mm-use-zone_is_initialized-instead-of-ifzone-wait_table.patch
kexec-remove-unnecessary-return.patch
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