centos man page for trace_block_rq_issue

TRACE_BLOCK_RQ_ISSUE(9) 					     Block IO						   TRACE_BLOCK_RQ_ISSUE(9)

NAME
       trace_block_rq_issue - issue pending block IO request operation to device driver

SYNOPSIS
       void trace_block_rq_issue(struct request_queue * q, struct request * rq);

ARGUMENTS
       q
	   queue holding operation

       rq
	   block IO operation operation request

DESCRIPTION
       Called when block operation request rq from queue q is sent to a device driver for processing.

AUTHORS
       Jason Baron <jbaron@redhat.com>
	   Author.

       William Cohen <wcohen@redhat.com>
	   Author.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   TRACE_BLOCK_RQ_ISSUE(9)