From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: [PATCH 25/43] drm/i915: properly flush the wc buffer in pwrites to phys objects Date: Wed, 14 Dec 2011 15:23:23 +0000 Message-ID: References: <1323867460-5486-1-git-send-email-daniel.vetter@ffwll.ch> <1323867460-5486-25-git-send-email-daniel.vetter@ffwll.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id A2856A0A2E for ; Wed, 14 Dec 2011 07:23:45 -0800 (PST) In-Reply-To: <1323867460-5486-25-git-send-email-daniel.vetter@ffwll.ch> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-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: Keith Packard Cc: Daniel Vetter , intel-gfx , stable@kernel.org List-Id: intel-gfx@lists.freedesktop.org On Wed, 14 Dec 2011 13:57:22 +0100, Daniel Vetter wrote: > Usually results in (rare) cursor corruptions on platforms > requiring physically addressed cursors. I have to admit that I am still puzzled as to how this has any effect at all given that call wbinvd afterwards. But if it makes 8xx happier, Acked-by: Chris Wilson -- Chris Wilson, Intel Open Source Technology Centre