From: Mel Gorman <mel@csn.ul.ie>
To: Petr Holasek <pholasek@redhat.com>
Cc: linux-kernel@vger.kernel.org, Andi Kleen <ak@linux.intel.com>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
Andrew Morton <akpm@linux-foundation.org>,
Wu Fengguang <fengguang.wu@intel.com>,
linux-mm@kvack.org
Subject: Re: [PATCH v2] hugetlbfs: correct handling of negative input to /proc/sys/vm/nr_hugepages
Date: Wed, 23 Feb 2011 09:01:14 +0000 [thread overview]
Message-ID: <20110223090113.GI15652@csn.ul.ie> (raw)
In-Reply-To: <4D6419C0.8080804@redhat.com>
On Tue, Feb 22, 2011 at 09:17:04PM +0100, Petr Holasek wrote:
> When user insert negative value into /proc/sys/vm/nr_hugepages it will
> result
> in the setting a random number of HugePages in system (can be easily showed
> at /proc/meminfo output). This patch fixes the wrong behavior so that the
> negative input will result in nr_hugepages value unchanged.
>
> v2: same fix was also done in hugetlb_overcommit_handler function
> as suggested by reviewers.
>
> Signed-off-by: Petr Holasek <pholasek@redhat.com>
> Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Thanks
Acked-by: Mel Gorman <mel@csn.ul.ie>
--
Mel Gorman
SUSE Labs
--
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 internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2011-02-23 9:01 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-22 20:17 [PATCH v2] hugetlbfs: correct handling of negative input to /proc/sys/vm/nr_hugepages Petr Holasek
2011-02-22 20:32 ` David Rientjes
2011-02-23 9:01 ` Mel Gorman [this message]
2011-02-23 15:33 ` Eric B Munson
2011-02-24 8:16 ` Anton Arapov
2011-02-24 17:02 ` Petr Holasek
2011-02-24 22:10 ` Andrew Morton
2011-02-24 22:13 ` Andrew Morton
2011-02-25 17:30 ` Mel Gorman
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=20110223090113.GI15652@csn.ul.ie \
--to=mel@csn.ul.ie \
--cc=ak@linux.intel.com \
--cc=akpm@linux-foundation.org \
--cc=fengguang.wu@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=n-horiguchi@ah.jp.nec.com \
--cc=pholasek@redhat.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;
as well as URLs for NNTP newsgroup(s).