40 static struct kfifo test;  variable
42 static DECLARE_KFIFO(test, unsigned char, FIFO_SIZE);
61 	kfifo_in(&test, "hello", 5);  in testfunc()
65 		kfifo_put(&test, i);  in testfunc()
68 	printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test));  in testfunc()
71 	i = kfifo_out(&test, buf, 5);  in testfunc()
75 	ret = kfifo_out(&test, buf, 2);  in testfunc()
78 	ret = kfifo_in(&test, buf, ret);  in testfunc()
83 	kfifo_skip(&test);  in testfunc()
86 	for (i = 20; kfifo_put(&test, i); i++)  in testfunc()
89 	printk(KERN_INFO "queue len: %u\n", kfifo_len(&test));  in testfunc()
92 	if (kfifo_peek(&test, &i))  in testfunc()
97 	while (kfifo_get(&test, &i)) {  in testfunc()
122 	ret = kfifo_from_user(&test, buf, count, &copied);  in fifo_write()
138 	ret = kfifo_to_user(&test, buf, count, &copied);  in fifo_read()
157 	ret = kfifo_alloc(&test, FIFO_SIZE, GFP_KERNEL);  in example_init()
163 	INIT_KFIFO(test);  in example_init()
167 		kfifo_free(&test);  in example_init()
174 		kfifo_free(&test);  in example_init()
185 	kfifo_free(&test);  in example_exit()