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-rw-r--r--include/uapi/drm/virtgpu_drm.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/uapi/drm/virtgpu_drm.h b/include/uapi/drm/virtgpu_drm.h
index 91062f4ac7c5..f06a789f34cd 100644
--- a/include/uapi/drm/virtgpu_drm.h
+++ b/include/uapi/drm/virtgpu_drm.h
@@ -66,7 +66,7 @@ struct drm_virtgpu_execbuffer {
__u64 command; /* void* */
__u64 bo_handles;
__u32 num_bo_handles;
- __s32 fence_fd;
+ __s32 fence_fd; /* in/out fence fd (see VIRTGPU_EXECBUF_FENCE_FD_IN/OUT) */
};
#define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */