164 	struct xfs_bmbt_irec		*irec1,  in xfs_exchmaps_update_quota()  argument
173 	if (xfs_bmap_is_real_extent(irec1)) {  in xfs_exchmaps_update_quota()
174 		ip1_delta -= irec1->br_blockcount;  in xfs_exchmaps_update_quota()
175 		ip2_delta += irec1->br_blockcount;  in xfs_exchmaps_update_quota()
187 # define xfs_exchmaps_update_quota(tp, xmi, irec1, irec2)	((void)0)  argument
282 	struct xfs_bmbt_irec		*irec1,  in xfs_exchmaps_find_mappings()  argument
292 	for (; xmi_has_more_exchange_work(xmi); xmi_advance(xmi, irec1)) {  in xfs_exchmaps_find_mappings()
296 				xmi->xmi_blockcount, irec1, &nimaps,  in xfs_exchmaps_find_mappings()
301 		    irec1->br_startblock == DELAYSTARTBLOCK ||  in xfs_exchmaps_find_mappings()
302 		    irec1->br_startoff != xmi->xmi_startoff1) {  in xfs_exchmaps_find_mappings()
313 		if (xfs_exchmaps_can_skip_mapping(xmi, irec1)) {  in xfs_exchmaps_find_mappings()
314 			trace_xfs_exchmaps_mapping1_skip(xmi->xmi_ip1, irec1);  in xfs_exchmaps_find_mappings()
321 				irec1->br_blockcount, irec2, &nimaps,  in xfs_exchmaps_find_mappings()
342 		irec1->br_blockcount = min(irec1->br_blockcount,  in xfs_exchmaps_find_mappings()
345 		trace_xfs_exchmaps_mapping1(xmi->xmi_ip1, irec1);  in xfs_exchmaps_find_mappings()
349 		if (irec1->br_startblock != irec2->br_startblock)  in xfs_exchmaps_find_mappings()
358 		if (irec1->br_state != irec2->br_state) {  in xfs_exchmaps_find_mappings()
371 			memcpy(&adj->left1, irec1, sizeof(*irec1));  in xfs_exchmaps_find_mappings()
384 	struct xfs_bmbt_irec		*irec1,  in xfs_exchmaps_one_step()  argument
389 	xfs_exchmaps_update_quota(tp, xmi, irec1, irec2);  in xfs_exchmaps_one_step()
392 	xfs_bmap_unmap_extent(tp, xmi->xmi_ip1, whichfork, irec1);  in xfs_exchmaps_one_step()
401 	swap(irec1->br_startoff, irec2->br_startoff);  in xfs_exchmaps_one_step()
403 	xfs_bmap_map_extent(tp, xmi->xmi_ip2, whichfork, irec1);  in xfs_exchmaps_one_step()
409 		xfs_exchmaps_update_size(tp, xmi->xmi_ip2, irec1,  in xfs_exchmaps_one_step()
418 	xmi_advance(xmi, irec1);  in xfs_exchmaps_one_step()
579 	struct xfs_bmbt_irec		irec1, irec2;  in xfs_exchmaps_finish_one()  local
588 		error = xfs_exchmaps_find_mappings(xmi, &irec1, &irec2, NULL);  in xfs_exchmaps_finish_one()
593 			xfs_exchmaps_one_step(tp, xmi, &irec1, &irec2);  in xfs_exchmaps_finish_one()
1035 	struct xfs_bmbt_irec		irec1, irec2;  in xfs_exchmaps_estimate()  local
1063 		error = xfs_exchmaps_find_mappings(xmi, &irec1, &irec2, &adj);  in xfs_exchmaps_estimate()
1070 		if (xfs_bmap_is_real_extent(&irec1))  in xfs_exchmaps_estimate()
1071 			ip1_blocks += irec1.br_blockcount;  in xfs_exchmaps_estimate()
1077 		error = xmi_next(req->ip1, bmap_flags, &irec1, &adj.right1);  in xfs_exchmaps_estimate()
1087 				&adj.left1, &irec1, &irec2, &adj.right1);  in xfs_exchmaps_estimate()
1090 				&adj.left2, &irec2, &irec1, &adj.right2);  in xfs_exchmaps_estimate()
1093 		if (xmi_can_merge(&adj.left2, &irec1))  in xfs_exchmaps_estimate()
1094 			adj.left2.br_blockcount += irec1.br_blockcount;  in xfs_exchmaps_estimate()
1096 			memcpy(&adj.left2, &irec1, sizeof(irec1));  in xfs_exchmaps_estimate()
1103 		xmi_advance(xmi, &irec1);  in xfs_exchmaps_estimate()