linux-kernel - Re: [PATCH] ksm: Expose configuration via sysctl

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Message-ID: <530C8D84.2050505@redhat.com>
Date:	Tue, 25 Feb 2014 07:33:08 -0500
From:	Rik van Riel <riel@...hat.com>
To:	Alexander Graf <agraf@...e.de>, linux-mm@...ck.org
CC:	linux-kernel@...r.kernel.org, Mel Gorman <mgorman@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	Hugh Dickins <hughd@...gle.com>,
	Izik Eidus <izik.eidus@...ellosystems.com>,
	Andrea Arcangeli <aarcange@...hat.com>
Subject: Re: [PATCH] ksm: Expose configuration via sysctl

On 02/24/2014 06:28 PM, Alexander Graf wrote:
> Configuration of tunables and Linux virtual memory settings has traditionally
> happened via sysctl. Thanks to that there are well established ways to make
> sysctl configuration bits persistent (sysctl.conf).
> 
> KSM introduced a sysfs based configuration path which is not covered by user
> space persistent configuration frameworks.
> 
> In order to make life easy for sysadmins, this patch adds all access to all
> KSM tunables via sysctl as well. That way sysctl.conf works for KSM as well,
> giving us a streamlined way to make KSM configuration persistent.
> 
> Reported-by: Sasche Peilicke <speilicke@...e.com>
> Signed-off-by: Alexander Graf <agraf@...e.de>

Reviewed-by: Rik van Riel <riel@...hat.com>


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