As we cannot access the backing pages behind stolen objects, we should
not attempt to do so for relocations.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem_execbuffer.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 0e56bfed9a67..4a62b619fbc4 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -283,6 +283,9 @@ static void eb_destroy(struct eb_vmas *eb)
static inline int use_cpu_reloc(struct drm_i915_gem_object *obj)
{
+ if (!i915_gem_object_has_struct_page(obj))
+ return false;
+
if (DBG_USE_CPU_RELOC)
return DBG_USE_CPU_RELOC > 0;
--
2.9.3
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