234 		btrfs_err(fs_info, "%s must be used with ro mount option",  in check_ro_option()
458 				btrfs_err(info, "unrecognized compression value %s",  in btrfs_parse_options()
518 				btrfs_err(info, "unrecognized thread_pool value %s",  in btrfs_parse_options()
522 				btrfs_err(info, "invalid value 0 for thread_pool");  in btrfs_parse_options()
551 			btrfs_err(info, "support for ACL not compiled in!");  in btrfs_parse_options()
584 				btrfs_err(info, "unrecognized metadata_ratio value %s",  in btrfs_parse_options()
604 				btrfs_err(info, "unrecognized discard mode value %s",  in btrfs_parse_options()
640 				btrfs_err(info, "unrecognized space_cache value %s",  in btrfs_parse_options()
728 				btrfs_err(info,  in btrfs_parse_options()
743 			btrfs_err(info,  in btrfs_parse_options()
756 				btrfs_err(info, "unrecognized fatal_errors value %s",  in btrfs_parse_options()
766 				btrfs_err(info, "unrecognized commit_interval value %s",  in btrfs_parse_options()
785 				btrfs_err(info, "unrecognized rescue value %s",  in btrfs_parse_options()
813 			btrfs_err(info, "unrecognized mount option '%s'", p);  in btrfs_parse_options()
833 		btrfs_err(info, "cannot disable free space tree");  in btrfs_parse_options()
838 		btrfs_err(info, "cannot disable free space tree with block-group-tree feature");  in btrfs_parse_options()
1156 		btrfs_err(fs_info, "super_setup_bdi failed");  in btrfs_fill_super()
1162 		btrfs_err(fs_info, "open_ctree failed");  in btrfs_fill_super()
1406 			btrfs_err(fs_info, "'%s' is not a valid subvolume",  in mount_subvol()
1416 			btrfs_err(fs_info,  in mount_subvol()
1808 			btrfs_err(fs_info,  in btrfs_remount()
2277 		btrfs_err(fs_info, "csum type changed, has %u expect %u",  in check_dev_super()
2284 		btrfs_err(fs_info, "csum for on-disk super block no longer matches");  in check_dev_super()
2295 		btrfs_err(fs_info, "transid mismatch, has %llu expect %llu",  in check_dev_super()