272 	struct page *pages[BLKIF_MAX_SEGMENTS_PER_REQUEST];  in free_persistent_gnts()  local
278 	unmap_data.pages = pages;  in free_persistent_gnts()
291 		pages[segs_to_unmap] = persistent_gnt->page;  in free_persistent_gnts()
299 			put_free_pages(blkif, pages, segs_to_unmap);  in free_persistent_gnts()
313 	struct page *pages[BLKIF_MAX_SEGMENTS_PER_REQUEST];  in xen_blkbk_unmap_purged_grants()  local
319 	unmap_data.pages = pages;  in xen_blkbk_unmap_purged_grants()
334 		pages[segs_to_unmap] = persistent_gnt->page;  in xen_blkbk_unmap_purged_grants()
339 			put_free_pages(blkif, pages, segs_to_unmap);  in xen_blkbk_unmap_purged_grants()
347 		put_free_pages(blkif, pages, segs_to_unmap);  in xen_blkbk_unmap_purged_grants()
670 	struct grant_page **pages,  in xen_blkbk_unmap_prepare()  argument
678 		if (pages[i]->persistent_gnt != NULL) {  in xen_blkbk_unmap_prepare()
679 			put_persistent_gnt(blkif, pages[i]->persistent_gnt);  in xen_blkbk_unmap_prepare()
682 		if (pages[i]->handle == BLKBACK_INVALID_HANDLE)  in xen_blkbk_unmap_prepare()
684 		unmap_pages[invcount] = pages[i]->page;  in xen_blkbk_unmap_prepare()
685 		gnttab_set_unmap_op(&unmap_ops[invcount], vaddr(pages[i]->page),  in xen_blkbk_unmap_prepare()
686 				    GNTMAP_host_map, pages[i]->handle);  in xen_blkbk_unmap_prepare()
687 		pages[i]->handle = BLKBACK_INVALID_HANDLE;  in xen_blkbk_unmap_prepare()
703 	put_free_pages(blkif, data->pages, data->count);  in xen_blkbk_unmap_and_respond_callback()
729 	struct grant_page **pages = req->segments;  in xen_blkbk_unmap_and_respond()  local
732 	invcount = xen_blkbk_unmap_prepare(blkif, pages, req->nr_pages,  in xen_blkbk_unmap_and_respond()
739 	work->pages = req->unmap_pages;  in xen_blkbk_unmap_and_respond()
754                             struct grant_page *pages[],  in xen_blkbk_unmap()  argument
765 		invcount = xen_blkbk_unmap_prepare(blkif, pages, batch,  in xen_blkbk_unmap()
772 		pages += batch;  in xen_blkbk_unmap()
778 			 struct grant_page *pages[],  in xen_blkbk_map()  argument
805 				pages[i]->gref);  in xen_blkbk_map()
812 			pages[i]->page = persistent_gnt->page;  in xen_blkbk_map()
813 			pages[i]->persistent_gnt = persistent_gnt;  in xen_blkbk_map()
815 			if (get_free_page(blkif, &pages[i]->page))  in xen_blkbk_map()
817 			addr = vaddr(pages[i]->page);  in xen_blkbk_map()
818 			pages_to_gnt[segs_to_map] = pages[i]->page;  in xen_blkbk_map()
819 			pages[i]->persistent_gnt = NULL;  in xen_blkbk_map()
824 					  flags, pages[i]->gref,  in xen_blkbk_map()
843 		if (!pages[seg_idx]->persistent_gnt) {  in xen_blkbk_map()
848 				put_free_pages(blkif, &pages[seg_idx]->page, 1);  in xen_blkbk_map()
849 				pages[seg_idx]->handle = BLKBACK_INVALID_HANDLE;  in xen_blkbk_map()
853 			pages[seg_idx]->handle = map[new_map_idx].handle;  in xen_blkbk_map()
875 			persistent_gnt->page = pages[seg_idx]->page;  in xen_blkbk_map()
882 			pages[seg_idx]->persistent_gnt = persistent_gnt;  in xen_blkbk_map()
929 	struct grant_page **pages = pending_req->indirect_pages;  in xen_blkbk_parse_indirect()  local
939 		pages[i]->gref = req->u.indirect.indirect_grefs[i];  in xen_blkbk_parse_indirect()
941 	rc = xen_blkbk_map(blkif, pages, indirect_grefs, true);  in xen_blkbk_parse_indirect()
950 			segments = kmap_atomic(pages[n/SEGS_PER_INDIRECT_FRAME]->page);  in xen_blkbk_parse_indirect()
968 	xen_blkbk_unmap(blkif, pages, indirect_grefs);  in xen_blkbk_parse_indirect()
1201 	struct grant_page **pages = pending_req->segments;  in dispatch_rw_block_io()  local
1260 			pages[i]->gref = req->u.rw.seg[i].gref;  in dispatch_rw_block_io()
1324 				     pages[i]->page,  in dispatch_rw_block_io()