TRACE_BLOCK_PLUG(9)                          Block IO                         TRACE_BLOCK_PLUG(9)



NAME
       trace_block_plug - keep operations requests in request queue

SYNOPSIS
       void trace_block_plug(struct request_queue * q);

ARGUMENTS
       q
           request queue to plug

DESCRIPTION
       Plug the request queue q. Do not allow block operation requests to be sent to the device
       driver. Instead, accumulate requests in the queue to improve throughput performance of the
       block device.

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_PLUG(9)