Tracepoint based probe to indicate a request is added to the request queue.
ioscheduler.elv_add_request.tp
disk_major
Disk major no of request.
elevator_name
The type of I/O elevator currently enabled.
name
Name of the probe point
rq_flags
Request flags.
disk_minor
Disk minor number of request.
q
Pointer to request queue.
rq
Address of request.