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authorDaniel Vetter <daniel.vetter@ffwll.ch>2011-12-14 13:57:27 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-01-29 18:37:10 +0100
commit4ca4a250ac93d5538a2a5c98ee2bcf9195f38be4 (patch)
treef2d704386c6a6df20c0007a66f0a19fba184a5dd /drivers/gpu/drm/i915/i915_gem_execbuffer.c
parentff865f79764ca43bc601ff5a2499738451fc96dd (diff)
drm/i915: reject GTT domain in relocations
This confuses our domain tracking and can (for gtt write domains) lead to a subsequent oops. Tested by tests/gem_exec_bad_domains from i-g-t. Reviewed-by: Eric Anholt <eric@anholt.net> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_execbuffer.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 4a43ef5dba3..123c51445a8 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -303,8 +303,9 @@ i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj,
reloc->write_domain);
return ret;
}
- if (unlikely((reloc->write_domain | reloc->read_domains) & I915_GEM_DOMAIN_CPU)) {
- DRM_ERROR("reloc with read/write CPU domains: "
+ if (unlikely((reloc->write_domain | reloc->read_domains)
+ & ~I915_GEM_GPU_DOMAINS)) {
+ DRM_ERROR("reloc with read/write non-GPU domains: "
"obj %p target %d offset %d "
"read %08x write %08x",
obj, reloc->target_handle,