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 AT redhat.com>
           Author.

       William Cohen <wcohen AT redhat.com>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   TRACE_BLOCK_RQ_ISSUE(9)