Re: [Intel-gfx] [PATCH] drm/i915: Emit a backtrace if we attempt to rebind a pinned buffer

[Eric Anholt]

On Wed,  4 Aug 2010 12:37:41 +0100, Chris Wilson ch...@chris-wilson.co.uk 
wrote:
 This debugging trace was useful for finding the fbcon regression on
 i965, and it may prove useful again in future.
 
 Signed-off-by: Chris Wilson ch...@chris-wilson.co.uk

Applied to for-linus.


pgpZZLQVEkKgE.pgp
Description: PGP signature
___
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

[Intel-gfx] [PATCH] drm/i915: Emit a backtrace if we attempt to rebind a pinned buffer

[Chris Wilson]

This debugging trace was useful for finding the fbcon regression on
i965, and it may prove useful again in future.

Signed-off-by: Chris Wilson ch...@chris-wilson.co.uk
---
 drivers/gpu/drm/i915/i915_gem.c |4 
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index b09def9..b2ff908 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4010,6 +4010,10 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t 
alignment)
if (alignment == 0)
alignment = i915_gem_get_gtt_alignment(obj);
if (obj_priv-gtt_offset  (alignment - 1)) {
+   WARN(obj_priv-pin_count,
+bo is already pinned with incorrect alignment:
+ offset=%x, req.alignment=%x\n,
+obj_priv-gtt_offset, alignment);
ret = i915_gem_object_unbind(obj);
if (ret)
return ret;
-- 
1.7.1

___
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx