511 	xfs_daddr_t	new_blk, first_blk, start_blk, last_blk, head_blk;  in xlog_find_head()  local
549 	last_blk = head_blk = log_bbnum - 1;	/* get cycle # of last block */  in xlog_find_head()
594 		head_blk = log_bbnum;  in xlog_find_head()
620 		error = xlog_find_cycle_start(log, buffer, first_blk, &head_blk,  in xlog_find_head()
634 	if (head_blk >= num_scan_bblks) {  in xlog_find_head()
639 		start_blk = head_blk - num_scan_bblks;  in xlog_find_head()
645 			head_blk = new_blk;  in xlog_find_head()
674 		ASSERT(head_blk <= INT_MAX &&  in xlog_find_head()
675 			(xfs_daddr_t) num_scan_bblks >= head_blk);  in xlog_find_head()
676 		start_blk = log_bbnum - (num_scan_bblks - head_blk);  in xlog_find_head()
678 					num_scan_bblks - (int)head_blk,  in xlog_find_head()
682 			head_blk = new_blk;  in xlog_find_head()
692 		ASSERT(head_blk <= INT_MAX);  in xlog_find_head()
694 					start_blk, (int)head_blk,  in xlog_find_head()
698 			head_blk = new_blk;  in xlog_find_head()
707 	if (head_blk >= num_scan_bblks) {  in xlog_find_head()
708 		start_blk = head_blk - num_scan_bblks; /* don't read head_blk */  in xlog_find_head()
711 		error = xlog_find_verify_log_record(log, start_blk, &head_blk, 0);  in xlog_find_head()
718 		ASSERT(head_blk <= INT_MAX);  in xlog_find_head()
719 		error = xlog_find_verify_log_record(log, start_blk, &head_blk, 0);  in xlog_find_head()
724 			start_blk = log_bbnum - (num_scan_bblks - head_blk);  in xlog_find_head()
728 			ASSERT(head_blk <= INT_MAX);  in xlog_find_head()
730 							&new_blk, (int)head_blk);  in xlog_find_head()
736 				head_blk = new_blk;  in xlog_find_head()
742 	if (head_blk == log_bbnum)  in xlog_find_head()
745 		*return_head_blk = head_blk;  in xlog_find_head()
772 	xfs_daddr_t		head_blk,  in xlog_rseek_logrec_hdr()  argument
792 	end_blk = head_blk > tail_blk ? tail_blk : 0;  in xlog_rseek_logrec_hdr()
793 	for (i = (int) head_blk - 1; i >= end_blk; i--) {  in xlog_rseek_logrec_hdr()
811 	if (tail_blk >= head_blk && found != count) {  in xlog_rseek_logrec_hdr()
846 	xfs_daddr_t		head_blk,  in xlog_seek_logrec_hdr()  argument
866 	end_blk = head_blk > tail_blk ? head_blk : log->l_logBBsize - 1;  in xlog_seek_logrec_hdr()
884 	if (tail_blk > head_blk && found != count) {  in xlog_seek_logrec_hdr()
885 		for (i = 0; i < (int) head_blk; i++) {  in xlog_seek_logrec_hdr()
913 	xfs_daddr_t	head_blk,  in xlog_tail_distance()  argument
916 	if (head_blk < tail_blk)  in xlog_tail_distance()
917 		return tail_blk - head_blk;  in xlog_tail_distance()
919 	return tail_blk + (log->l_logBBsize - head_blk);  in xlog_tail_distance()
944 	xfs_daddr_t		head_blk,  in xlog_verify_tail()  argument
964 	error = xlog_seek_logrec_hdr(log, head_blk, *tail_blk, 1, buffer,  in xlog_verify_tail()
979 	error = xlog_do_recovery_pass(log, head_blk, *tail_blk,  in xlog_verify_tail()
988 		tail_distance = xlog_tail_distance(log, head_blk, first_bad);  in xlog_verify_tail()
993 		error = xlog_seek_logrec_hdr(log, head_blk, first_bad, 2,  in xlog_verify_tail()
1000 		error = xlog_do_recovery_pass(log, head_blk, *tail_blk,  in xlog_verify_tail()
1029 	xfs_daddr_t		*head_blk,	/* in/out: unverified head */  in xlog_verify_head()  argument
1053 	error = xlog_rseek_logrec_hdr(log, *head_blk, *tail_blk,  in xlog_verify_head()
1065 	error = xlog_do_recovery_pass(log, *head_blk, tmp_rhead_blk,  in xlog_verify_head()
1075 			 first_bad, *head_blk);  in xlog_verify_head()
1101 		*head_blk = first_bad;  in xlog_verify_head()
1103 		if (*head_blk == *tail_blk) {  in xlog_verify_head()
1111 	return xlog_verify_tail(log, *head_blk, tail_blk,  in xlog_verify_head()
1142 	xfs_daddr_t		*head_blk,  in xlog_check_unmount_rec()  argument
1171 	if (*head_blk == after_umount_blk &&  in xlog_check_unmount_rec()
1201 	xfs_daddr_t		head_blk,  in xlog_set_state()  argument
1217 	log->l_curr_block = (int)head_blk;  in xlog_set_state()
1248 	xfs_daddr_t		*head_blk,  in xlog_find_tail()  argument
1263 	if ((error = xlog_find_head(log, head_blk)))  in xlog_find_tail()
1265 	ASSERT(*head_blk < INT_MAX);  in xlog_find_tail()
1270 	if (*head_blk == 0) {				/* special case */  in xlog_find_tail()
1287 	error = xlog_rseek_logrec_hdr(log, *head_blk, *head_blk, 1, buffer,  in xlog_find_tail()
1301 	xlog_set_state(log, *head_blk, rhead, rhead_blk, wrapped);  in xlog_find_tail()
1308 	error = xlog_check_unmount_rec(log, head_blk, tail_blk, rhead,  in xlog_find_tail()
1324 		xfs_daddr_t	orig_head = *head_blk;  in xlog_find_tail()
1326 		error = xlog_verify_head(log, head_blk, tail_blk, buffer,  in xlog_find_tail()
1332 		if (*head_blk != orig_head) {  in xlog_find_tail()
1333 			xlog_set_state(log, *head_blk, rhead, rhead_blk,  in xlog_find_tail()
1336 			error = xlog_check_unmount_rec(log, head_blk, tail_blk,  in xlog_find_tail()
2956 	xfs_daddr_t		head_blk,  in xlog_do_recovery_pass()  argument
2974 	ASSERT(head_blk != tail_blk);  in xlog_do_recovery_pass()
3046 	if (tail_blk > head_blk) {  in xlog_do_recovery_pass()
3175 	while (blk_no < head_blk) {  in xlog_do_recovery_pass()
3248 	xfs_daddr_t	head_blk,  in xlog_do_log_recovery()  argument
3253 	ASSERT(head_blk != tail_blk);  in xlog_do_log_recovery()
3265 	error = xlog_do_recovery_pass(log, head_blk, tail_blk,  in xlog_do_log_recovery()
3276 	error = xlog_do_recovery_pass(log, head_blk, tail_blk,  in xlog_do_log_recovery()
3299 	xfs_daddr_t		head_blk,  in xlog_do_recover()  argument
3307 	trace_xfs_log_recover(log, head_blk, tail_blk);  in xlog_do_recover()
3312 	error = xlog_do_log_recovery(log, head_blk, tail_blk);  in xlog_do_recover()
3376 	xfs_daddr_t	head_blk, tail_blk;  in xlog_recover()  local
3380 	error = xlog_find_tail(log, &head_blk, &tail_blk);  in xlog_recover()
3393 	if (tail_blk != head_blk) {  in xlog_recover()
3446 		error = xlog_do_recover(log, head_blk, tail_blk);  in xlog_recover()