I915_CONTEXT_CLONE_UNKNOWN 1737 include/uapi/drm/i915_drm.h #define I915_CONTEXT_CLONE_UNKNOWN -(I915_CONTEXT_CLONE_VM << 1) I915_CONTEXT_CLONE_UNKNOWN 1737 tools/include/uapi/drm/i915_drm.h #define I915_CONTEXT_CLONE_UNKNOWN -(I915_CONTEXT_CLONE_VM << 1)