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Date: Thu, 14 Jul 2011 14:44:20 +0100
From: Matt Fleming <matt.fleming@linux.intel.com>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
        Dave Hansen <dave@linux.vnet.ibm.com>,
        KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] acct_arg_size: ptl is no longer needed for
 add_mm_counter()
Message-ID: <20110714144420.38c3d539@mfleming-mobl1.ger.corp.intel.com>
In-Reply-To: <20110713193935.GA18026@redhat.com>
References: <20110713193935.GA18026@redhat.com>
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On Wed, 13 Jul 2011 21:39:35 +0200
Oleg Nesterov <oleg@redhat.com> wrote:

> acct_arg_size() takes ->page_table_lock around add_mm_counter()
> if !SPLIT_RSS_COUNTING. This is no needed after 172703b0
> "mm: delete non-atomic mm counter implementation".
> 
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>

Oops, good catch. Thanks!

Reviewed-by: Matt Fleming <matt.fleming@linux.intel.com>