113 	struct z3fold_buddy_slots *slots;  member
197 	struct z3fold_buddy_slots *slots = kmem_cache_zalloc(pool->c_handle,  in alloc_slots()  local
200 	if (slots) {  in alloc_slots()
202 		kmemleak_not_leak(slots);  in alloc_slots()
203 		slots->pool = (unsigned long)pool;  in alloc_slots()
204 		rwlock_init(&slots->lock);  in alloc_slots()
207 	return slots;  in alloc_slots()
241 	struct z3fold_buddy_slots *slots;  in get_z3fold_header()  local
246 		slots = handle_to_slots(handle);  in get_z3fold_header()
250 			read_lock(&slots->lock);  in get_z3fold_header()
254 			read_unlock(&slots->lock);  in get_z3fold_header()
281 	struct z3fold_buddy_slots *slots;  in free_handle()  local
288 	slots = handle_to_slots(handle);  in free_handle()
289 	write_lock(&slots->lock);  in free_handle()
292 	if (test_bit(HANDLES_NOFREE, &slots->pool)) {  in free_handle()
293 		write_unlock(&slots->lock);  in free_handle()
297 	if (zhdr->slots != slots)  in free_handle()
302 		if (slots->slot[i]) {  in free_handle()
307 	write_unlock(&slots->lock);  in free_handle()
310 		struct z3fold_pool *pool = slots_to_pool(slots);  in free_handle()
312 		if (zhdr->slots == slots)  in free_handle()
313 			zhdr->slots = NULL;  in free_handle()
314 		kmem_cache_free(pool->c_handle, slots);  in free_handle()
323 	struct z3fold_buddy_slots *slots;  in init_z3fold_page()  local
334 	slots = alloc_slots(pool, gfp);  in init_z3fold_page()
335 	if (!slots)  in init_z3fold_page()
342 	zhdr->slots = slots;  in init_z3fold_page()
372 				struct z3fold_buddy_slots *slots,  in __encode_handle()  argument
391 	write_lock(&slots->lock);  in __encode_handle()
392 	slots->slot[idx] = h;  in __encode_handle()
393 	write_unlock(&slots->lock);  in __encode_handle()
394 	return (unsigned long)&slots->slot[idx];  in __encode_handle()
399 	return __encode_handle(zhdr, zhdr->slots, bud);  in encode_handle()
405 	struct z3fold_buddy_slots *slots = handle_to_slots(handle);  in handle_to_chunks()  local
408 	read_lock(&slots->lock);  in handle_to_chunks()
410 	read_unlock(&slots->lock);  in handle_to_chunks()
422 	struct z3fold_buddy_slots *slots = handle_to_slots(handle);  in handle_to_buddy()  local
425 	read_lock(&slots->lock);  in handle_to_buddy()
428 	read_unlock(&slots->lock);  in handle_to_buddy()
611 	if (zhdr->first_chunks && zhdr->slots->slot[first_idx]) {  in compact_single_buddy()
614 		old_handle = (unsigned long)&zhdr->slots->slot[first_idx];  in compact_single_buddy()
616 	} else if (zhdr->middle_chunks && zhdr->slots->slot[middle_idx]) {  in compact_single_buddy()
619 		old_handle = (unsigned long)&zhdr->slots->slot[middle_idx];  in compact_single_buddy()
621 	} else if (zhdr->last_chunks && zhdr->slots->slot[last_idx]) {  in compact_single_buddy()
624 		old_handle = (unsigned long)&zhdr->slots->slot[last_idx];  in compact_single_buddy()
662 		write_lock(&zhdr->slots->lock);  in compact_single_buddy()
668 		write_unlock(&zhdr->slots->lock);  in compact_single_buddy()
882 	if (zhdr && !zhdr->slots) {  in __z3fold_alloc()
883 		zhdr->slots = alloc_slots(pool, GFP_ATOMIC);  in __z3fold_alloc()
884 		if (!zhdr->slots)  in __z3fold_alloc()