879 		DMERR("%s: unable to read needs_check flag, setting failure mode.",  in set_cache_mode()
885 		DMERR("%s: unable to switch cache to write mode until repaired.",  in set_cache_mode()
923 		DMERR("%s: failed to abort metadata transaction", dev_name);  in abort_transaction()
928 		DMERR("%s: failed to set 'needs_check' flag in metadata", dev_name);  in abort_transaction()
1499 		DMERR("%s: policy_invalidate_mapping failed", cache_device_name(cache));  in invalidate_cblock()
2707 		DMERR("%s: could not resize on-disk discard bitset", cache_device_name(cache));  in write_discard_bitset()
2749 		DMERR("%s: could not write dirty bitset", cache_device_name(cache));  in sync_metadata()
2753 		DMERR("%s: could not write discard bitset", cache_device_name(cache));  in sync_metadata()
2759 		DMERR("%s: could not write hints", cache_device_name(cache));  in sync_metadata()
2768 		DMERR("%s: could not write cache metadata", cache_device_name(cache));  in sync_metadata()
2903 			DMERR("%s: unable to extend cache due to missing cache table reload",  in can_resize()
2915 			DMERR("%s: unable to shrink cache; cache block %llu is dirty",  in can_resize()
2931 		DMERR("%s: could not resize cache metadata", cache_device_name(cache));  in resize_cache_dev()
2970 			DMERR("%s: could not load cache mappings", cache_device_name(cache));  in cache_preresume()
2991 			DMERR("%s: could not load origin discards", cache_device_name(cache));  in cache_preresume()
3035 		DMERR("%s: internal error: unknown io mode: %d",  in emit_flags()
3082 			DMERR("%s: dm_cache_get_free_metadata_block_count returned %d",  in cache_status()
3089 			DMERR("%s: dm_cache_get_metadata_dev_size returned %d",  in cache_status()
3119 				DMERR("%s: policy_emit_config_values returned %d",  in cache_status()
3229 	DMERR("%s: invalid cblock range '%s'", cache_device_name(cache), str);  in parse_cblock_range()
3240 		DMERR("%s: begin cblock out of range: %llu >= %llu",  in validate_cblock_range()
3246 		DMERR("%s: end cblock out of range: %llu > %llu",  in validate_cblock_range()
3252 		DMERR("%s: invalid cblock range: %llu >= %llu",  in validate_cblock_range()
3295 		DMERR("%s: cache has to be in passthrough mode for invalidation",  in process_invalidate_cblocks_message()
3337 		DMERR("%s: unable to service cache target messages in READ_ONLY or FAIL mode",  in cache_message()