tree 9854b83cbab19565d416620bd303c38847f2e856
parent 6e25cb01ea206362616a2be469d4f3635f58ca63
author Omar Sandoval <osandov@fb.com> 1538088955 -0700
committer Jens Axboe <axboe@kernel.dk> 1538091299 -0600

kyber: add tracepoints

When debugging Kyber, it's really useful to know what latencies we've
been having, how the domain depths have been adjusted, and if we've
actually been throttling. Add three tracepoints, kyber_latency,
kyber_adjust, and kyber_throttled, to record that.

Signed-off-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>