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()
613 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_generic_pg_test()  local
616 	if (mirror->pg_count > mirror->pg_bsize) {  in nfs_generic_pg_test()
626 	if (((mirror->pg_count + req->wb_bytes) >> PAGE_SHIFT) *  in nfs_generic_pg_test()
630 	return min(mirror->pg_bsize - mirror->pg_count, (size_t)req->wb_bytes);  in nfs_generic_pg_test()
797 static void nfs_pageio_mirror_init(struct nfs_pgio_mirror *mirror,  in nfs_pageio_mirror_init()  argument
800 	INIT_LIST_HEAD(&mirror->pg_list);  in nfs_pageio_mirror_init()
801 	mirror->pg_bytes_written = 0;  in nfs_pageio_mirror_init()
802 	mirror->pg_count = 0;  in nfs_pageio_mirror_init()
803 	mirror->pg_bsize = bsize;  in nfs_pageio_mirror_init()
804 	mirror->pg_base = 0;  in nfs_pageio_mirror_init()
805 	mirror->pg_recoalesce = 0;  in nfs_pageio_mirror_init()
877 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_generic_pgio()  local
882 	struct list_head *head = &mirror->pg_list;  in nfs_generic_pgio()
886 	unsigned int pg_base = offset_in_page(mirror->pg_base);  in nfs_generic_pgio()
889 	pagecount = nfs_page_array_len(pg_base, mirror->pg_count);  in nfs_generic_pgio()
940 	nfs_pgio_rpcsetup(hdr, pg_base, mirror->pg_count, desc->pg_ioflags,  in nfs_generic_pgio()
1108 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_pageio_do_add_request()  local
1112 	if (list_empty(&mirror->pg_list)) {  in nfs_pageio_do_add_request()
1117 		mirror->pg_base = req->wb_pgbase;  in nfs_pageio_do_add_request()
1118 		mirror->pg_count = 0;  in nfs_pageio_do_add_request()
1119 		mirror->pg_recoalesce = 0;  in nfs_pageio_do_add_request()
1121 		prev = nfs_list_entry(mirror->pg_list.prev);  in nfs_pageio_do_add_request()
1134 	nfs_list_move_request(req, &mirror->pg_list);  in nfs_pageio_do_add_request()
1135 	mirror->pg_count += req->wb_bytes;  in nfs_pageio_do_add_request()
1144 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_pageio_doio()  local
1146 	if (!list_empty(&mirror->pg_list)) {  in nfs_pageio_doio()
1150 		if (list_empty(&mirror->pg_list))  in nfs_pageio_doio()
1151 			mirror->pg_bytes_written += mirror->pg_count;  in nfs_pageio_doio()
1180 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in __nfs_pageio_add_request()  local
1213 			if (desc->pg_error < 0 || mirror->pg_recoalesce)  in __nfs_pageio_add_request()
1236 	struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(desc);  in nfs_do_recoalesce()  local
1240 		list_splice_init(&mirror->pg_list, &head);  in nfs_do_recoalesce()
1241 		mirror->pg_recoalesce = 0;  in nfs_do_recoalesce()
1250 				list_splice_tail(&head, &mirror->pg_list);  in nfs_do_recoalesce()
1251 				mirror->pg_recoalesce = 1;  in nfs_do_recoalesce()
1256 	} while (mirror->pg_recoalesce);  in nfs_do_recoalesce()
1280 	struct nfs_pgio_mirror *mirror;  in nfs_pageio_error_cleanup()  local
1286 		mirror = nfs_pgio_get_mirror(desc, midx);  in nfs_pageio_error_cleanup()
1287 		desc->pg_completion_ops->error_cleanup(&mirror->pg_list,  in nfs_pageio_error_cleanup()
1307 	/* Create the mirror instances first, and fire them off */  in nfs_pageio_add_request()
1339  * nfs_pageio_complete_mirror - Complete I/O on the current mirror of an
1342  * @mirror_idx: pointer to mirror index
1347 	struct nfs_pgio_mirror *mirror;  in nfs_pageio_complete_mirror()  local
1351 	mirror = nfs_pgio_current_mirror(desc);  in nfs_pageio_complete_mirror()
1355 		if (desc->pg_error < 0 || !mirror->pg_recoalesce)  in nfs_pageio_complete_mirror()
1430 	struct nfs_pgio_mirror *mirror;  in nfs_pageio_cond_complete()  local
1436 		mirror = nfs_pgio_get_mirror(desc, midx);  in nfs_pageio_cond_complete()
1437 		if (!list_empty(&mirror->pg_list)) {  in nfs_pageio_cond_complete()
1438 			prev = nfs_list_entry(mirror->pg_list.prev);  in nfs_pageio_cond_complete()
1457  * nfs_pageio_stop_mirroring - stop using mirroring (set mirror count to 1)