69 	log->l_cilp->xc_ctx->sequence = 1;  in xlog_cil_init_post_recovery()
264 	 * CIL, store the sequence number on the log item so we can  in xfs_cil_prepare_item()
269 		lv->lv_item->li_seq = log->l_cilp->xc_ctx->sequence;  in xfs_cil_prepare_item()
595 	 * waiting in xlog_cil_force_lsn() waiting on a sequence commit that  in xlog_cil_committed()
615  * current sequence is the same as @push_seq we need to do a flush. If
616  * @push_seq is less than the current sequence, then it has already been
621  * unlocked check of the sequence number for a match. Hence we can allows log
622  * forces to run racily and not issue pushes for the same sequence twice. If we
623  * get a race between multiple pushes for the same sequence they will block on
655 	ASSERT(push_seq <= ctx->sequence);  in xlog_cil_push()
659 	 * move on to a new sequence number and so we have to be able to push  in xlog_cil_push()
660 	 * this sequence again later.  in xlog_cil_push()
670 	if (push_seq < cil->xc_ctx->sequence) {  in xlog_cil_push()
682 	 *	the current sequence not being found on the committing list;  in xlog_cil_push()
684 	 *	an unchanged sequence number  in xlog_cil_push()
687 	 * list before emptying the CIL and bumping the sequence number. Hence  in xlog_cil_push()
688 	 * an empty CIL and an unchanged sequence number means we jumped out  in xlog_cil_push()
691 	 * Hence the waiter will either find the commit sequence on the  in xlog_cil_push()
692 	 * committing list or the sequence number will be unchanged and the CIL  in xlog_cil_push()
696 	 * sequence may fully commit between the attempts the wait makes to wait  in xlog_cil_push()
697 	 * on the commit sequence.  in xlog_cil_push()
728 	 * during log forces to extract the commit lsn of the sequence that  in xlog_cil_push()
733 	new_ctx->sequence = ctx->sequence + 1;  in xlog_cil_push()
756 	 * xfs_log_force_lsn requires us to mirror the new sequence into the cil  in xlog_cil_push()
757 	 * structure atomically with the addition of this sequence to the  in xlog_cil_push()
759 	 * against the current sequence in log forces without risking  in xlog_cil_push()
763 	cil->xc_current_sequence = new_ctx->sequence;  in xlog_cil_push()
813 		 * Don't wait for our own sequence, either.  in xlog_cil_push()
815 		if (new_ctx->sequence >= ctx->sequence)  in xlog_cil_push()
911  * xlog_cil_push_now() is used to trigger an immediate CIL push to the sequence
932 	 * If the CIL is empty or we've already pushed the sequence then  in xlog_cil_push_now()
996 	xc_commit_lsn = cil->xc_ctx->sequence;  in xfs_log_commit_cil()
1023  * Conditionally push the CIL based on the sequence passed in.
1025  * We only need to push if we haven't already pushed the sequence
1027  * if the push sequence is the same as the current context.
1035 	xfs_lsn_t	sequence)  in xlog_cil_force_lsn()  argument
1041 	ASSERT(sequence <= cil->xc_current_sequence);  in xlog_cil_force_lsn()
1045 	 * xlog_cil_push() handles racing pushes for the same sequence,  in xlog_cil_force_lsn()
1049 	xlog_cil_push_now(log, sequence);  in xlog_cil_force_lsn()
1052 	 * See if we can find a previous sequence still committing.  in xlog_cil_force_lsn()
1053 	 * We need to wait for all previous sequence commits to complete  in xlog_cil_force_lsn()
1066 		if (ctx->sequence > sequence)  in xlog_cil_force_lsn()
1076 		if (ctx->sequence != sequence)  in xlog_cil_force_lsn()
1084 	 * Hence by the time we have got here it our sequence may not have been  in xlog_cil_force_lsn()
1085 	 * pushed yet. This is true if the current sequence still matches the  in xlog_cil_force_lsn()
1086 	 * push sequence after the above wait loop and the CIL still contains  in xlog_cil_force_lsn()
1091 	 * current sequence number is unchanged then the CIL contents are  in xlog_cil_force_lsn()
1097 	if (sequence == cil->xc_current_sequence &&  in xlog_cil_force_lsn()
1119  * Check if the current log item was first committed in this sequence.
1121  * the recorded commit sequence number.
1141 	 * current sequence, we're in a new checkpoint.  in xfs_log_item_in_current_chkpt()
1143 	if (XFS_LSN_CMP(lip->li_seq, ctx->sequence) != 0)  in xfs_log_item_in_current_chkpt()
1178 	ctx->sequence = 1;  in xlog_cil_init()
1181 	cil->xc_current_sequence = ctx->sequence;  in xlog_cil_init()