drm_pagemap_get_from_cache_if_active
EXPORT_SYMBOL(drm_pagemap_get_from_cache_if_active);
drm_pagemap_get_from_cache_if_active(xe_tile_to_vr(tile)->dpagemap_cache);
struct drm_pagemap *drm_pagemap_get_from_cache_if_active(struct drm_pagemap_cache *cache);