GEM proxy is a kind of GEM object whose backing storage cannot be changed
by host i915 driver. -ENXIO should be returned when operations are banned
from changing backing storage of this kind of GEM object.
Signed-off-by: Tina Zhang <tina.zhang@xxxxxxxxx>
Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 7d3116a..8f61c7f 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1713,7 +1713,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
*/
if (!obj->base.filp) {
i915_gem_object_put(obj);
- return -EINVAL;
+ return -ENXIO;
}
addr = vm_mmap(obj->base.filp, 0, args->size,
--
2.7.4
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