int dm_cache_save_hint(struct dm_cache_metadata *cmd,
dm_cblock_t cblock, uint32_t hint);
+/*
+ * Query method. Are all the blocks in the cache clean?
+ */
+int dm_cache_metadata_all_clean(struct dm_cache_metadata *cmd, bool *result);
+
/*----------------------------------------------------------------*/
#endif /* DM_CACHE_METADATA_H */