189 	struct swap_info_struct *sis = swap_info[type];  in __frontswap_init()  local
192 	BUG_ON(sis == NULL);  in __frontswap_init()
205 	frontswap_map_set(sis, map);  in __frontswap_init()
212 bool __frontswap_test(struct swap_info_struct *sis,  in __frontswap_test()  argument
215 	if (sis->frontswap_map)  in __frontswap_test()
216 		return test_bit(offset, sis->frontswap_map);  in __frontswap_test()
221 static inline void __frontswap_set(struct swap_info_struct *sis,  in __frontswap_set()  argument
224 	set_bit(offset, sis->frontswap_map);  in __frontswap_set()
225 	atomic_inc(&sis->frontswap_pages);  in __frontswap_set()
228 static inline void __frontswap_clear(struct swap_info_struct *sis,  in __frontswap_clear()  argument
231 	clear_bit(offset, sis->frontswap_map);  in __frontswap_clear()
232 	atomic_dec(&sis->frontswap_pages);  in __frontswap_clear()
247 	struct swap_info_struct *sis = swap_info[type];  in __frontswap_store()  local
259 	BUG_ON(sis == NULL);  in __frontswap_store()
267 	if (__frontswap_test(sis, offset)) {  in __frontswap_store()
268 		__frontswap_clear(sis, offset);  in __frontswap_store()
280 		__frontswap_set(sis, offset);  in __frontswap_store()
302 	struct swap_info_struct *sis = swap_info[type];  in __frontswap_load()  local
310 	BUG_ON(sis == NULL);  in __frontswap_load()
311 	if (!__frontswap_test(sis, offset))  in __frontswap_load()
324 			__frontswap_clear(sis, offset);  in __frontswap_load()
337 	struct swap_info_struct *sis = swap_info[type];  in __frontswap_invalidate_page()  local
343 	BUG_ON(sis == NULL);  in __frontswap_invalidate_page()
344 	if (!__frontswap_test(sis, offset))  in __frontswap_invalidate_page()
349 	__frontswap_clear(sis, offset);  in __frontswap_invalidate_page()
360 	struct swap_info_struct *sis = swap_info[type];  in __frontswap_invalidate_area()  local
366 	BUG_ON(sis == NULL);  in __frontswap_invalidate_area()
367 	if (sis->frontswap_map == NULL)  in __frontswap_invalidate_area()
372 	atomic_set(&sis->frontswap_pages, 0);  in __frontswap_invalidate_area()
373 	bitmap_zero(sis->frontswap_map, sis->max);  in __frontswap_invalidate_area()