Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::ioscheduler_trace.elv_requeue_request - Fires when a request is
SYNOPSIS
ioscheduler_trace.elv_requeue_request
VALUES
name Name of the probe point disk_minor Disk minor number of request. elevator_name The type of I/O elevator currently enabled. rq_flags Request flags. disk_major Disk major no of request. rq Address of request.
DESCRIPTION
put back on the queue, when the hadware cannot accept more requests.
SEE ALSO
tapset::ioscheduler(3stap)