fs/xfs/xfs_log.c

574 	xfs_lsn_t		tail_lsn;
589 		tail_lsn = xlog_assign_tail_lsn(log->l_mp);
590 		iclog->ic_header.h_tail_lsn = cpu_to_be64(tail_lsn);
1284 	xfs_lsn_t		tail_lsn;
1295 		tail_lsn = lip->li_lsn;
1297 		tail_lsn = atomic64_read(&log->l_last_sync_lsn);
1298 	trace_xfs_log_assign_tail_lsn(log, tail_lsn);
1299 	atomic64_set(&log->l_tail_lsn, tail_lsn);
1300 	return tail_lsn;
1307 	xfs_lsn_t		tail_lsn;
1310 	tail_lsn = xlog_assign_tail_lsn_locked(mp);
1313 	return tail_lsn;
3582 	xfs_lsn_t	tail_lsn = be64_to_cpu(iclog->ic_header.h_tail_lsn);
3585     if (CYCLE_LSN(tail_lsn) == log->l_prev_cycle) {
3587 	    log->l_logBBsize - (log->l_prev_block - BLOCK_LSN(tail_lsn));
3591 	ASSERT(CYCLE_LSN(tail_lsn)+1 == log->l_prev_cycle);
3593 	if (BLOCK_LSN(tail_lsn) == log->l_prev_block)
3596 	blocks = BLOCK_LSN(tail_lsn) - log->l_prev_block;