other versions
TRACE_BLOCK_PLUG(9) | Block IO | TRACE_BLOCK_PLUG(9) |
NAME¶
trace_block_plug - keep operations requests in request queueSYNOPSIS¶
void
trace_block_plug(struct request_queue * q);
ARGUMENTS¶
qrequest 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¶
January 2017 | Kernel Hackers Manual 4.8. |