centos man page for trace_block_rq_complete

TRACE_BLOCK_RQ_COMPL(9) 					     Block IO						   TRACE_BLOCK_RQ_COMPL(9)

NAME
       trace_block_rq_complete - block IO operation completed by device driver

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

ARGUMENTS
       q
	   queue containing the block operation request

       rq
	   block operations request

DESCRIPTION
       The block_rq_complete tracepoint event indicates that some portion of operation request has been completed by the device driver. If the
       rq->bio is NULL, then there is absolutely no additional work to do for the request. If rq->bio is non-NULL then there is additional work
       required to complete the request.

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

       William Cohen <wcohen@redhat.com>
	   Author.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   TRACE_BLOCK_RQ_COMPL(9)