__KFIFO_LEN(9) FIFO Buffer __KFIFO_LEN(9)NAME__kfifo_len - returns the number of bytes available in the FIFO, no
locking version
SYNOPSIS
unsigned int __kfifo_len(struct kfifo * fifo);
ARGUMENTS
fifo
the fifo to be used.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 __KFIFO_LEN(9)