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@redhat.com>
Author.
William Cohen <wcohen@redhat.com>
Author.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 TRACE_BLOCK_PLUG(9)
