99 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_pgheader_init()  local
102 	hdr->req = nfs_list_entry(mirror->pg_list.next);  in nfs_pgheader_init()
106 	hdr->good_bytes = mirror->pg_count;  in nfs_pgheader_init()
728 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_generic_pg_test()  local
731 	if (mirror->pg_count > mirror->pg_bsize) {  in nfs_generic_pg_test()
741 	if (((mirror->pg_count + req->wb_bytes) >> PAGE_SHIFT) *  in nfs_generic_pg_test()
745 	return min(mirror->pg_bsize - mirror->pg_count, (size_t)req->wb_bytes);  in nfs_generic_pg_test()
907 static void nfs_pageio_mirror_init(struct nfs_pgio_mirror *mirror,  in nfs_pageio_mirror_init()  argument
910 	INIT_LIST_HEAD(&mirror->pg_list);  in nfs_pageio_mirror_init()
911 	mirror->pg_bytes_written = 0;  in nfs_pageio_mirror_init()
912 	mirror->pg_count = 0;  in nfs_pageio_mirror_init()
913 	mirror->pg_bsize = bsize;  in nfs_pageio_mirror_init()
914 	mirror->pg_base = 0;  in nfs_pageio_mirror_init()
915 	mirror->pg_recoalesce = 0;  in nfs_pageio_mirror_init()
987 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_generic_pgio()  local
992 	struct list_head *head = &mirror->pg_list;  in nfs_generic_pgio()
996 	unsigned int pg_base = offset_in_page(mirror->pg_base);  in nfs_generic_pgio()
999 	pagecount = nfs_page_array_len(pg_base, mirror->pg_count);  in nfs_generic_pgio()
1050 	nfs_pgio_rpcsetup(hdr, pg_base, mirror->pg_count, desc->pg_ioflags,  in nfs_generic_pgio()
1211 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_pageio_do_add_request()  local
1215 	if (list_empty(&mirror->pg_list)) {  in nfs_pageio_do_add_request()
1220 		mirror->pg_base = req->wb_pgbase;  in nfs_pageio_do_add_request()
1221 		mirror->pg_count = 0;  in nfs_pageio_do_add_request()
1222 		mirror->pg_recoalesce = 0;  in nfs_pageio_do_add_request()
1224 		prev = nfs_list_entry(mirror->pg_list.prev);  in nfs_pageio_do_add_request()
1237 	nfs_list_move_request(req, &mirror->pg_list);  in nfs_pageio_do_add_request()
1238 	mirror->pg_count += req->wb_bytes;  in nfs_pageio_do_add_request()
1247 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_pageio_doio()  local
1249 	if (!list_empty(&mirror->pg_list)) {  in nfs_pageio_doio()
1253 		if (list_empty(&mirror->pg_list))  in nfs_pageio_doio()
1254 			mirror->pg_bytes_written += mirror->pg_count;  in nfs_pageio_doio()
1283 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in __nfs_pageio_add_request()  local
1316 			if (desc->pg_error < 0 || mirror->pg_recoalesce)  in __nfs_pageio_add_request()
1339 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_do_recoalesce()  local
1343 		list_splice_init(&mirror->pg_list, &head);  in nfs_do_recoalesce()
1344 		mirror->pg_recoalesce = 0;  in nfs_do_recoalesce()
1353 				list_splice_tail(&head, &mirror->pg_list);  in nfs_do_recoalesce()
1354 				mirror->pg_recoalesce = 1;  in nfs_do_recoalesce()
1359 	} while (mirror->pg_recoalesce);  in nfs_do_recoalesce()
1383 	struct nfs_pgio_mirror *mirror;  in nfs_pageio_error_cleanup()  local
1389 		mirror = nfs_pgio_get_mirror(desc, midx);  in nfs_pageio_error_cleanup()
1390 		desc->pg_completion_ops->error_cleanup(&mirror->pg_list,  in nfs_pageio_error_cleanup()
1410 	/* Create the mirror instances first, and fire them off */  in nfs_pageio_add_request()
1442  * nfs_pageio_complete_mirror - Complete I/O on the current mirror of an
1445  * @mirror_idx: pointer to mirror index
1450 	struct nfs_pgio_mirror *mirror;  in nfs_pageio_complete_mirror()  local
1454 	mirror = nfs_pgio_current_mirror(desc);  in nfs_pageio_complete_mirror()
1458 		if (desc->pg_error < 0 || !mirror->pg_recoalesce)  in nfs_pageio_complete_mirror()
1533 	struct nfs_pgio_mirror *mirror;  in nfs_pageio_cond_complete()  local
1539 		mirror = nfs_pgio_get_mirror(desc, midx);  in nfs_pageio_cond_complete()
1540 		if (!list_empty(&mirror->pg_list)) {  in nfs_pageio_cond_complete()
1541 			prev = nfs_list_entry(mirror->pg_list.prev);  in nfs_pageio_cond_complete()
1555  * nfs_pageio_stop_mirroring - stop using mirroring (set mirror count to 1)