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| author | Jiang Liu <liuj97@gmail.com> | 2013-02-22 16:33:52 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-23 17:50:14 -0800 |
| commit | b40da04946aa7b603b2aa4dd479f83b2c9090d96 (patch) | |
| tree | e4c93fd9375f9c90449ef37f4456fbd3c5a7b6b6 /mm/vmstat.c | |
| parent | f7210e6c4ac795694106c1c5307134d3fc233e88 (diff) | |
| download | lwn-b40da04946aa7b603b2aa4dd479f83b2c9090d96.tar.gz lwn-b40da04946aa7b603b2aa4dd479f83b2c9090d96.zip | |
mm: use zone->present_pages instead of zone->managed_pages where appropriate
Now we have zone->managed_pages for "pages managed by the buddy system
in the zone", so replace zone->present_pages with zone->managed_pages if
what the user really wants is number of allocatable pages.
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Wen Congyang <wency@cn.fujitsu.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Jiang Liu <jiang.liu@huawei.com>
Cc: Maciej Rutecki <maciej.rutecki@gmail.com>
Cc: Chris Clayton <chris2553@googlemail.com>
Cc: "Rafael J . Wysocki" <rjw@sisk.pl>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Minchan Kim <minchan@kernel.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Jianguo Wu <wujianguo@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmstat.c')
| -rw-r--r-- | mm/vmstat.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c index 9800306c8195..e3475f5fd983 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -142,7 +142,7 @@ int calculate_normal_threshold(struct zone *zone) * 125 1024 10 16-32 GB 9 */ - mem = zone->present_pages >> (27 - PAGE_SHIFT); + mem = zone->managed_pages >> (27 - PAGE_SHIFT); threshold = 2 * fls(num_online_cpus()) * (1 + fls(mem)); |