centos man page for blk_trace_ioctl

BLK_TRACE_IOCTL(9)						   Block Devices						BLK_TRACE_IOCTL(9)

NAME
       blk_trace_ioctl - handle the ioctls associated with tracing

SYNOPSIS
       int blk_trace_ioctl(struct block_device * bdev, unsigned cmd, char __user * arg);

ARGUMENTS
       bdev
	   the block device

       cmd
	   the ioctl cmd

       arg
	   the argument data, if any

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							BLK_TRACE_IOCTL(9)