Attachment 40912 Details for Bug 31584 – check for duplicate handles in the execbuffer2

[patch] check for duplicate handles in the execbuffer2

debug.patch (text/plain), 1.07 KB, created by Chris Wilson on 2010-12-08 04:50:28 UTC

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Creator: Chris Wilson

Created: 2010-12-08 04:50:28 UTC

Size: 1.07 KB

patch

obsolete

>diff --git a/intel/intel_bufmgr_gem.c b/intel/intel_bufmgr_gem.c
>index c5bb588..310076e 100644
>--- a/intel/intel_bufmgr_gem.c
>+++ b/intel/intel_bufmgr_gem.c
>@@ -1552,6 +1552,22 @@ drm_intel_gem_bo_exec(drm_intel_bo *bo, int used,
> 	return ret;
> }
> 
>+static void validate_exec_list(struct drm_i915_gem_exec_object2 *objects,
>+			       int count)
>+{
>+	int i, j;
>+
>+	for (i = 0; i < count; i++) {
>+		for (j = i + 1; j < count; j++) {
>+			if (objects[i].handle == objects[j].handle) {
>+				fprintf(stderr, "object [%d] occurs more than once in list at %d and %d\n",
>+					objects[i].handle, i, j);
>+				assert(0);
>+			}
>+		}
>+	}
>+}
>+
> static int
> drm_intel_gem_bo_mrb_exec2(drm_intel_bo *bo, int used,
> 			drm_clip_rect_t *cliprects, int num_cliprects, int DR4,
>@@ -1585,6 +1601,8 @@ drm_intel_gem_bo_mrb_exec2(drm_intel_bo *bo, int used,
> 	 * pointing to it.
> 	 */
> 	drm_intel_add_validate_buffer2(bo, 0);
>+	validate_exec_list(bufmgr_gem->exec2_objects,
>+			   bufmgr_gem->exec_count);
> 
> 	execbuf.buffers_ptr = (uintptr_t)bufmgr_gem->exec2_objects;
> 	execbuf.buffer_count = bufmgr_gem->exec_count;

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