From mboxrd@z Thu Jan  1 00:00:00 1970
From: Greg KH <gregkh@linuxfoundation.org>
Subject: Re: [PATCH] drm/radeon: fence virtual address and free it once idle
	[3.5] v2
Date: Fri, 3 Aug 2012 13:16:21 -0700
Message-ID: <20120803201621.GA2576@kroah.com>
References: <1344023839-9612-1-git-send-email-j.glisse@gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Return-path: <dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org>
Received: from mail-pb0-f49.google.com (mail-pb0-f49.google.com
	[209.85.160.49])
	by gabe.freedesktop.org (Postfix) with ESMTP id A43B89E76A
	for <dri-devel@lists.freedesktop.org>;
	Fri,  3 Aug 2012 13:16:35 -0700 (PDT)
Received: by pbbrq13 with SMTP id rq13so1968107pbb.36
	for <dri-devel@lists.freedesktop.org>;
	Fri, 03 Aug 2012 13:16:35 -0700 (PDT)
Content-Disposition: inline
In-Reply-To: <1344023839-9612-1-git-send-email-j.glisse@gmail.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/dri-devel>,
	<mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/dri-devel>,
	<mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org
Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org
To: j.glisse@gmail.com
Cc: Jerome Glisse <jglisse@redhat.com>, stable@vger.kernel.org, dri-devel@lists.freedesktop.org
List-Id: dri-devel@lists.freedesktop.org

On Fri, Aug 03, 2012 at 03:57:19PM -0400, j.glisse@gmail.com wrote:
> From: Jerome Glisse <jglisse@redhat.com>
> 
> Virtual address need to be fenced to know when we can safely remove it.
> This patch also properly clear the pagetable. Previously it was
> serouisly broken.
> 
> v2: For to update pagetable when unbinding bo (don't bailout if
>     bo_va->valid is true).
> 
> This version is for stable 3.5 only.

Why?