39 static inline size_t chunk_size(const struct gen_pool_chunk *chunk)  in chunk_size()  argument
41 	return chunk->end_addr - chunk->start_addr + 1;  in chunk_size()
185 	struct gen_pool_chunk *chunk;  in gen_pool_add_virt()  local
190 	chunk = kzalloc_node(nbytes, GFP_KERNEL, nid);  in gen_pool_add_virt()
191 	if (unlikely(chunk == NULL))  in gen_pool_add_virt()
194 	chunk->phys_addr = phys;  in gen_pool_add_virt()
195 	chunk->start_addr = virt;  in gen_pool_add_virt()
196 	chunk->end_addr = virt + size - 1;  in gen_pool_add_virt()
197 	atomic_set(&chunk->avail, size);  in gen_pool_add_virt()
200 	list_add_rcu(&chunk->next_chunk, &pool->chunks);  in gen_pool_add_virt()
216 	struct gen_pool_chunk *chunk;  in gen_pool_virt_to_phys()  local
220 	list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk) {  in gen_pool_virt_to_phys()
221 		if (addr >= chunk->start_addr && addr <= chunk->end_addr) {  in gen_pool_virt_to_phys()
222 			paddr = chunk->phys_addr + (addr - chunk->start_addr);  in gen_pool_virt_to_phys()
242 	struct gen_pool_chunk *chunk;  in gen_pool_destroy()  local
247 		chunk = list_entry(_chunk, struct gen_pool_chunk, next_chunk);  in gen_pool_destroy()
248 		list_del(&chunk->next_chunk);  in gen_pool_destroy()
250 		end_bit = chunk_size(chunk) >> order;  in gen_pool_destroy()
251 		bit = find_next_bit(chunk->bits, end_bit, 0);  in gen_pool_destroy()
254 		kfree(chunk);  in gen_pool_destroy()
273 	struct gen_pool_chunk *chunk;  in gen_pool_alloc()  local
287 	list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk) {  in gen_pool_alloc()
288 		if (size > atomic_read(&chunk->avail))  in gen_pool_alloc()
291 		end_bit = chunk_size(chunk) >> order;  in gen_pool_alloc()
293 		start_bit = pool->algo(chunk->bits, end_bit, start_bit, nbits,  in gen_pool_alloc()
297 		remain = bitmap_set_ll(chunk->bits, start_bit, nbits);  in gen_pool_alloc()
299 			remain = bitmap_clear_ll(chunk->bits, start_bit,  in gen_pool_alloc()
305 		addr = chunk->start_addr + ((unsigned long)start_bit << order);  in gen_pool_alloc()
307 		atomic_sub(size, &chunk->avail);  in gen_pool_alloc()
356 	struct gen_pool_chunk *chunk;  in gen_pool_free()  local
366 	list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk) {  in gen_pool_free()
367 		if (addr >= chunk->start_addr && addr <= chunk->end_addr) {  in gen_pool_free()
368 			BUG_ON(addr + size - 1 > chunk->end_addr);  in gen_pool_free()
369 			start_bit = (addr - chunk->start_addr) >> order;  in gen_pool_free()
370 			remain = bitmap_clear_ll(chunk->bits, start_bit, nbits);  in gen_pool_free()
373 			atomic_add(size, &chunk->avail);  in gen_pool_free()
393 	void (*func)(struct gen_pool *pool, struct gen_pool_chunk *chunk, void *data),  in gen_pool_for_each_chunk()  argument
396 	struct gen_pool_chunk *chunk;  in gen_pool_for_each_chunk()  local
399 	list_for_each_entry_rcu(chunk, &(pool)->chunks, next_chunk)  in gen_pool_for_each_chunk()
400 		func(pool, chunk, data);  in gen_pool_for_each_chunk()
419 	struct gen_pool_chunk *chunk;  in addr_in_gen_pool()  local
422 	list_for_each_entry_rcu(chunk, &(pool)->chunks, next_chunk) {  in addr_in_gen_pool()
423 		if (start >= chunk->start_addr && start <= chunk->end_addr) {  in addr_in_gen_pool()
424 			if (end <= chunk->end_addr) {  in addr_in_gen_pool()
442 	struct gen_pool_chunk *chunk;  in gen_pool_avail()  local
446 	list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk)  in gen_pool_avail()
447 		avail += atomic_read(&chunk->avail);  in gen_pool_avail()
461 	struct gen_pool_chunk *chunk;  in gen_pool_size()  local
465 	list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk)  in gen_pool_size()
466 		size += chunk_size(chunk);  in gen_pool_size()