From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Wilson <chris@chris-wilson.co.uk>
Subject: Re: [PATCH] intel: Fix emit_linear_blit to use DWORD
	aligned width blits
Date: Sun, 07 Nov 2010 10:25:52 +0000
Message-ID: <5b55a1$ijc3pt@fmsmga002.fm.intel.com>
References: <1289037871.2453.3.camel@pcjc2lap>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Return-path: <intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org>
Received: from mga11.intel.com (mga11.intel.com [192.55.52.93])
	by gabe.freedesktop.org (Postfix) with ESMTP id 3089F9E75F
	for <intel-gfx@lists.freedesktop.org>;
	Sun,  7 Nov 2010 02:25:55 -0800 (PST)
In-Reply-To: <1289037871.2453.3.camel@pcjc2lap>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
	<mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
	<mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org
Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org
To: Peter Clifton <pcjc2@cam.ac.uk>, "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>, "mesa3d-dev@lists.sourceforge.net" <mesa3d-dev@lists.sourceforge.net>
List-Id: intel-gfx@lists.freedesktop.org

On Sat, 06 Nov 2010 10:04:31 +0000, Peter Clifton <pcjc2@cam.ac.uk> wrote:
> Fixes corruption with glBufferSubData on my machine,
> 
> Can someone review and push?

Oddly, the pitch for BLT is in bytes and it should be sufficient to be a
multiple of element-size. Or two element-size depending on circumstances. 

Just to satisfy my curiosity, what happens with (1<<15 - 2)?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre