virtio-gpu uses cached mappings, set virtio_gpu_gem_funcs.pgprot
accordingly.
Reported-by: Gurchetan Singh <gurchetansingh@xxxxxxxxxxxx>
Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>
---
drivers/gpu/drm/virtio/virtgpu_object.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c
index 017a9e0fc3bb..0b754c5bbcce 100644
--- a/drivers/gpu/drm/virtio/virtgpu_object.c
+++ b/drivers/gpu/drm/virtio/virtgpu_object.c
@@ -87,6 +87,7 @@ static const struct drm_gem_object_funcs virtio_gpu_gem_funcs = {
.vmap = drm_gem_shmem_vmap,
.vunmap = drm_gem_shmem_vunmap,
.mmap = &drm_gem_shmem_mmap,
+ .pgprot = &drm_gem_pgprot_cached,
};
struct drm_gem_object *virtio_gpu_create_object(struct drm_device *dev,
--
2.18.1
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