From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH] drm/i915: Mark the object as dirty when setting to the CPU write domain. Date: Sun, 9 May 2010 21:42:00 +0100 Message-ID: <1273437720-8950-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id 9DE319E730 for ; Sun, 9 May 2010 13:42:05 -0700 (PDT) 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: intel-gfx@lists.freedesktop.org Cc: stable@kernel.org List-Id: intel-gfx@lists.freedesktop.org Or else we may not write back the written pages upon unbind. For example the contents of a batch buffer written using a simple mmap or using shmmem pwrite may be discarded if we are forced to evict everything whilst pinning the objects for execbuffer. Signed-off-by: Chris Wilson Cc: stable@kernel.org --- drivers/gpu/drm/i915/i915_gem.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index f04612f..5d60c3b 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3076,6 +3076,7 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write) if (write) { obj->read_domains &= I915_GEM_DOMAIN_CPU; obj->write_domain = I915_GEM_DOMAIN_CPU; + obj_priv->dirty = 1; } trace_i915_gem_object_change_domain(obj, -- 1.7.1