Messages in this thread | | | Date | Tue, 16 Nov 2010 12:44:14 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [patch 4/4] memcg: use native word page statistics counters |
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On Sun, 7 Nov 2010 23:14:39 +0100 Johannes Weiner <hannes@cmpxchg.org> wrote:
> The statistic counters are in units of pages, there is no reason to > make them 64-bit wide on 32-bit machines. > > Make them native words. Since they are signed, this leaves 31 bit on > 32-bit machines, which can represent roughly 8TB assuming a page size > of 4k. > > Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
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