diff options
| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2011-05-24 17:11:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 08:39:09 -0700 |
| commit | 1b79acc91115ba47e744b70bb166b77bd94f5855 (patch) | |
| tree | 9097834522de3840845368312c09b5ad4a98e5e5 /mm/page_alloc.c | |
| parent | 839a4fcc8af7412be2efd11f0bd0504757f79f08 (diff) | |
| download | op-kernel-dev-1b79acc91115ba47e744b70bb166b77bd94f5855.zip op-kernel-dev-1b79acc91115ba47e744b70bb166b77bd94f5855.tar.gz | |
mm, mem-hotplug: recalculate lowmem_reserve when memory hotplug occurs
Currently, memory hotplug calls setup_per_zone_wmarks() and
calculate_zone_inactive_ratio(), but doesn't call
setup_per_zone_lowmem_reserve().
It means the number of reserved pages aren't updated even if memory hot
plug occur. This patch fixes it.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Mel Gorman <mel@csn.ul.ie>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 56d0be3..e133cea 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5094,7 +5094,7 @@ void setup_per_zone_wmarks(void) * 1TB 101 10GB * 10TB 320 32GB */ -void __meminit calculate_zone_inactive_ratio(struct zone *zone) +static void __meminit calculate_zone_inactive_ratio(struct zone *zone) { unsigned int gb, ratio; @@ -5140,7 +5140,7 @@ static void __meminit setup_per_zone_inactive_ratio(void) * 8192MB: 11584k * 16384MB: 16384k */ -static int __init init_per_zone_wmark_min(void) +int __meminit init_per_zone_wmark_min(void) { unsigned long lowmem_kbytes; |
