Industrial I/O buffering based on kfifo

modulename: kfifo_buf.ko

configname: CONFIG_IIO_KFIFO_BUF

Linux Kernel Configuration
└─>Device Drivers
└─>Industrial I/O support
└─>Industrial I/O buffering based on kfifo
In linux kernel since version 2.6.39 (release Date: 2011-05-18)  
A simple fifo based on kfifo. Note that this currently provides
no buffer events so it is up to userspace to work out how
often to read from the buffer.

source code:
drivers/iio/buffer/kfifo_buf.c