460 	memset(si->swap_map + idx * SWAPFILE_CLUSTER,  in swap_cluster_schedule_discard()
497 		memset(si->swap_map + idx * SWAPFILE_CLUSTER,  in swap_do_scheduled_discard()
656 			if (!si->swap_map[tmp])  in scan_swap_map_try_ssd_cluster()
835 			if (si->swap_map[offset])  in scan_swap_map_slots()
875 	if (vm_swap_full() && si->swap_map[offset] == SWAP_HAS_CACHE) {  in scan_swap_map_slots()
887 	if (si->swap_map[offset]) {  in scan_swap_map_slots()
894 	WRITE_ONCE(si->swap_map[offset], usage);  in scan_swap_map_slots()
921 	} else if (si->cluster_nr && !si->swap_map[++offset]) {  in scan_swap_map_slots()
941 			if (!si->swap_map[offset])  in scan_swap_map_slots()
954 		if (data_race(!si->swap_map[offset])) {  in scan_swap_map_slots()
959 		    READ_ONCE(si->swap_map[offset]) == SWAP_HAS_CACHE) {  in scan_swap_map_slots()
971 		if (data_race(!si->swap_map[offset])) {  in scan_swap_map_slots()
976 		    READ_ONCE(si->swap_map[offset]) == SWAP_HAS_CACHE) {  in scan_swap_map_slots()
1018 	memset(si->swap_map + offset, SWAP_HAS_CACHE, SWAPFILE_CLUSTER);  in swap_alloc_cluster()
1032 	memset(si->swap_map + offset, 0, SWAPFILE_CLUSTER);  in swap_free_cluster()
1160 	if (data_race(!p->swap_map[swp_offset(entry)]))  in _swap_info_get()
1203 	count = p->swap_map[offset];  in __swap_entry_free_locked()
1229 		WRITE_ONCE(p->swap_map[offset], usage);  in __swap_entry_free_locked()
1231 		WRITE_ONCE(p->swap_map[offset], SWAP_HAS_CACHE);  in __swap_entry_free_locked()
1322 	count = p->swap_map[offset];  in swap_entry_free()
1324 	p->swap_map[offset] = 0;  in swap_entry_free()
1366 		map = si->swap_map + offset;  in put_swap_page()
1465 		count = swap_count(p->swap_map[offset]);  in page_swapcount()
1479 		count = swap_count(si->swap_map[offset]);  in __swap_count()
1492 	count = swap_count(si->swap_map[offset]);  in swap_swapcount()
1536 	count = swap_count(p->swap_map[offset]);  in swp_swapcount()
1543 	page = vmalloc_to_page(p->swap_map + offset);  in swp_swapcount()
1565 	unsigned char *map = si->swap_map;  in swap_page_trans_huge_swapped()
1635 			map = si->swap_map;  in page_trans_huge_map_swapcount()
1949 	volatile unsigned char *swap_map;  in unuse_pte_range()  local
1966 		swap_map = &si->swap_map[offset];  in unuse_pte_range()
1979 			if (*swap_map == 0 || *swap_map == SWAP_MAP_BAD)  in unuse_pte_range()
2139 		count = READ_ONCE(si->swap_map[i]);  in find_next_to_unuse()
2426 			    unsigned char *swap_map,  in setup_swap_info()  argument
2450 	p->swap_map = swap_map;  in setup_swap_info()
2476 				unsigned char *swap_map,  in enable_swap_info()  argument
2483 	setup_swap_info(p, prio, swap_map, cluster_info);  in enable_swap_info()
2501 	setup_swap_info(p, p->prio, p->swap_map, p->cluster_info);  in reinsert_swap_info()
2521 	unsigned char *swap_map;  in SYSCALL_DEFINE1()  local
2644 	swap_map = p->swap_map;  in SYSCALL_DEFINE1()
2645 	p->swap_map = NULL;  in SYSCALL_DEFINE1()
2659 	vfree(swap_map);  in SYSCALL_DEFINE1()
2727 		if (!(si->flags & SWP_USED) || !si->swap_map)  in swap_start()
2748 		if (!(si->flags & SWP_USED) || !si->swap_map)  in swap_next()
3034 					unsigned char *swap_map,  in setup_swap_map_and_extents()  argument
3056 			swap_map[page_nr] = SWAP_MAP_BAD;  in setup_swap_map_and_extents()
3071 		swap_map[0] = SWAP_MAP_BAD;  in setup_swap_map_and_extents()
3140 	unsigned char *swap_map = NULL;  in SYSCALL_DEFINE2()  local
3215 	swap_map = vzalloc(maxpages);  in SYSCALL_DEFINE2()
3216 	if (!swap_map) {  in SYSCALL_DEFINE2()
3276 	nr_extents = setup_swap_map_and_extents(p, swap_header, swap_map,  in SYSCALL_DEFINE2()
3338 	enable_swap_info(p, prio, swap_map, cluster_info, frontswap_map);  in SYSCALL_DEFINE2()
3375 	vfree(swap_map);  in SYSCALL_DEFINE2()
3440 	count = p->swap_map[offset];  in __swap_duplicate()
3478 	WRITE_ONCE(p->swap_map[offset], count | has_cache);  in __swap_duplicate()
3598 	count = swap_count(si->swap_map[offset]);  in add_swap_count_continuation()
3619 	head = vmalloc_to_page(si->swap_map + offset);  in add_swap_count_continuation()
3687 	head = vmalloc_to_page(si->swap_map + offset);  in swap_count_continued()
3769 		head = vmalloc_to_page(si->swap_map + offset);  in free_swap_count_continuations()