From: Alexei Starovoitov
Date: Fri, 2 Jun 2017 21:03:51 -0700
> v3->v4: one more tweak to reject unsupported events at map
> update time as Peter suggested
>
> v2->v3: more refactoring to address Peter's feedback.
> Now all perf_events are attachable and readable
>
> v1->v2: address Peter's fee
v3->v4: one more tweak to reject unsupported events at map
update time as Peter suggested
v2->v3: more refactoring to address Peter's feedback.
Now all perf_events are attachable and readable
v1->v2: address Peter's feedback. Refactor patch 1 to allow attaching
bpf programs to all event types and