From: Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Michal Hocko <mhocko@suse.cz>, Hugh Dickins <hughd@google.com>,
David Rientjes <rientjes@google.com>,
Wanpeng Li <liwp.linux@gmail.com>,
linux-mm@kvack.org, cgroups@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [patch 03/10] mm: memcg: push down PageSwapCache check into uncharge entry functions
Date: Thu, 19 Jul 2012 18:57:21 +0900 [thread overview]
Message-ID: <5007DA01.5060903@jp.fujitsu.com> (raw)
In-Reply-To: <1342026142-7284-4-git-send-email-hannes@cmpxchg.org>
(2012/07/12 2:02), Johannes Weiner wrote:
> Not all uncharge paths need to check if the page is swapcache, some of
> them can know for sure.
>
> Push down the check into all callsites of uncharge_common() so that
> the patch that removes some of them is more obvious.
>
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
> Acked-by: Michal Hocko <mhocko@suse.cz>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2012-07-19 10:01 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-11 17:02 [patch 00/10] mm: memcg: charge/uncharge improvements v2 Johannes Weiner
2012-07-11 17:02 ` [patch 01/10] mm: memcg: fix compaction/migration failing due to memcg limits Johannes Weiner
2012-07-12 8:54 ` Wanpeng Li
2012-07-12 9:10 ` Wanpeng Li
2012-07-12 9:42 ` Johannes Weiner
2012-07-12 9:12 ` Johannes Weiner
2012-07-11 17:02 ` [patch 02/10] mm: swapfile: clean up unuse_pte race handling Johannes Weiner
2012-07-11 17:02 ` [patch 03/10] mm: memcg: push down PageSwapCache check into uncharge entry functions Johannes Weiner
2012-07-19 9:57 ` Kamezawa Hiroyuki [this message]
2012-07-11 17:02 ` [patch 04/10] mm: memcg: only check for PageSwapCache when uncharging anon Johannes Weiner
2012-07-11 17:02 ` [patch 05/10] mm: memcg: move swapin charge functions above callsites Johannes Weiner
2012-07-11 17:02 ` [patch 06/10] mm: memcg: remove unneeded shmem charge type Johannes Weiner
2012-07-11 17:02 ` [patch 07/10] mm: memcg: remove needless !mm fixup to init_mm when charging Johannes Weiner
2012-07-11 17:02 ` [patch 08/10] mm: memcg: split swapin charge function into private and public part Johannes Weiner
2012-07-11 17:02 ` [patch 09/10] mm: memcg: only check swap cache pages for repeated charging Johannes Weiner
2012-07-11 17:02 ` [patch 10/10] mm: memcg: only check anon swapin page charges for swap cache Johannes Weiner
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5007DA01.5060903@jp.fujitsu.com \
--to=kamezawa.hiroyu@jp.fujitsu.com \
--cc=akpm@linux-foundation.org \
--cc=cgroups@vger.kernel.org \
--cc=hannes@cmpxchg.org \
--cc=hughd@google.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=liwp.linux@gmail.com \
--cc=mhocko@suse.cz \
--cc=rientjes@google.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox