347 	struct copy_block_struct *copy_block;  in cmf_copy_block_release()  local
349 	copy_block = container_of(kref, struct copy_block_struct, kref);  in cmf_copy_block_release()
350 	kfree(copy_block);  in cmf_copy_block_release()
355 	struct copy_block_struct *copy_block;  in cmf_cmb_copy_wait()  local
364 	copy_block = kzalloc(sizeof(struct copy_block_struct), GFP_ATOMIC);  in cmf_cmb_copy_wait()
365 	if (!copy_block) {  in cmf_cmb_copy_wait()
369 	init_waitqueue_head(&copy_block->wait);  in cmf_cmb_copy_wait()
370 	kref_init(&copy_block->kref);  in cmf_cmb_copy_wait()
382 	copy_block->ret = CMF_PENDING;  in cmf_cmb_copy_wait()
383 	cdev->private->cmb_wait = copy_block;  in cmf_cmb_copy_wait()
386 	if (wait_event_interruptible(copy_block->wait,  in cmf_cmb_copy_wait()
387 				     copy_block->ret != CMF_PENDING)) {  in cmf_cmb_copy_wait()
389 		if (copy_block->ret == CMF_PENDING) {  in cmf_cmb_copy_wait()
390 			copy_block->ret = -ERESTARTSYS;  in cmf_cmb_copy_wait()
398 	ret = copy_block->ret;  in cmf_cmb_copy_wait()
400 	kref_put(&copy_block->kref, cmf_copy_block_release);  in cmf_cmb_copy_wait()
408 	struct copy_block_struct *copy_block;  in cmf_retry_copy_block()  local
410 	copy_block = cdev->private->cmb_wait;  in cmf_retry_copy_block()
411 	if (!copy_block) {  in cmf_retry_copy_block()
415 	kref_get(&copy_block->kref);  in cmf_retry_copy_block()
416 	copy_block->ret = cmf_copy_block(cdev);  in cmf_retry_copy_block()
417 	wake_up(&copy_block->wait);  in cmf_retry_copy_block()
418 	kref_put(&copy_block->kref, cmf_copy_block_release);  in cmf_retry_copy_block()