From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: Hiroyuki Kamezawa <kamezawa.hiroyuki@gmail.com>
Cc: linux-mm@kvack.org,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
nishimura@mxp.nes.nec.co.jp,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, kosaki.motohiro@jp.fujitsu.com,
hughd@gmail.com
Subject: Re: [BUGFIX][PATCH] fix wrong VM_BUG_ON() in try_charge()'s mm->owner check
Date: Wed, 3 Nov 2010 10:46:47 +0530 [thread overview]
Message-ID: <20101103051647.GK3769@balbir.in.ibm.com> (raw)
In-Reply-To: <AANLkTikCUdpx-jGhKdzueML39CnExumk1i_X_OZJihE2@mail.gmail.com>
* Hiroyuki Kamezawa <kamezawa.hiroyuki@gmail.com> [2010-11-03 00:10:50]:
> I'm sorry for attached file, I have to use unusual mailer this time.
> This is a fix for wrong VM_BUG_ON() for mm/memcontol.c
>
Yes, that seems reasonable. If we race with try_to_unuse() and
the mm has no new owner we set mm->owner to NULL, in those cases it
makes no sense to charge.
Reviewed-by: Balbir Singh <balbir@linux.vnet.ibm.com>
--
Three Cheers,
Balbir
--
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/ .
Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2010-11-03 5:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-02 15:10 [BUGFIX][PATCH] fix wrong VM_BUG_ON() in try_charge()'s mm->owner check Hiroyuki Kamezawa
2010-11-03 5:16 ` Balbir Singh [this message]
2010-11-04 17:31 ` Hugh Dickins
2010-11-08 9:50 ` 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=20101103051647.GK3769@balbir.in.ibm.com \
--to=balbir@linux.vnet.ibm.com \
--cc=akpm@linux-foundation.org \
--cc=hughd@gmail.com \
--cc=kamezawa.hiroyu@jp.fujitsu.com \
--cc=kamezawa.hiroyuki@gmail.com \
--cc=kosaki.motohiro@jp.fujitsu.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=nishimura@mxp.nes.nec.co.jp \
/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;
as well as URLs for NNTP newsgroup(s).