342 	struct copy_block_struct *copy_block;  in cmf_copy_block_release()  local
344 	copy_block = container_of(kref, struct copy_block_struct, kref);  in cmf_copy_block_release()
345 	kfree(copy_block);  in cmf_copy_block_release()
350 	struct copy_block_struct *copy_block;  in cmf_cmb_copy_wait()  local
359 	copy_block = kzalloc(sizeof(struct copy_block_struct), GFP_ATOMIC);  in cmf_cmb_copy_wait()
360 	if (!copy_block) {  in cmf_cmb_copy_wait()
364 	init_waitqueue_head(&copy_block->wait);  in cmf_cmb_copy_wait()
365 	kref_init(&copy_block->kref);  in cmf_cmb_copy_wait()
377 	copy_block->ret = CMF_PENDING;  in cmf_cmb_copy_wait()
378 	cdev->private->cmb_wait = copy_block;  in cmf_cmb_copy_wait()
381 	if (wait_event_interruptible(copy_block->wait,  in cmf_cmb_copy_wait()
382 				     copy_block->ret != CMF_PENDING)) {  in cmf_cmb_copy_wait()
384 		if (copy_block->ret == CMF_PENDING) {  in cmf_cmb_copy_wait()
385 			copy_block->ret = -ERESTARTSYS;  in cmf_cmb_copy_wait()
393 	ret = copy_block->ret;  in cmf_cmb_copy_wait()
395 	kref_put(&copy_block->kref, cmf_copy_block_release);  in cmf_cmb_copy_wait()
403 	struct copy_block_struct *copy_block;  in cmf_retry_copy_block()  local
405 	copy_block = cdev->private->cmb_wait;  in cmf_retry_copy_block()
406 	if (!copy_block) {  in cmf_retry_copy_block()
410 	kref_get(&copy_block->kref);  in cmf_retry_copy_block()
411 	copy_block->ret = cmf_copy_block(cdev);  in cmf_retry_copy_block()
412 	wake_up(&copy_block->wait);  in cmf_retry_copy_block()
413 	kref_put(&copy_block->kref, cmf_copy_block_release);  in cmf_retry_copy_block()