Re: [PATCH v3 0/2] Introduce perf-stat -b for BPF programs

Song Liu
2020-12-10T00:33:28Z

> On Dec 9, 2020, at 3:30 PM, Song Liu <songliubraving@fb.com> wrote:
>
>
>
>> On Dec 9, 2020, at 9:36 AM, Arnaldo Carvalho de Melo <acme@kernel.org> wrote:
>>
>> Em Tue, Dec 08, 2020 at 10:16:44AM -0800, Song Liu escreveu:
>>> This set introduces perf-stat -b option to count events for BPF programs.
>>> This is similar to bpftool-prog-profile. But perf-stat makes it much more
>>> flexible.
>>>
>>> Changes v2 => v3:
>>> 1. Small fixes in Makefile.perf and bpf_counter.c (Jiri)
>>> 2. Rebased on top of bpf-next. This is because 1/2 conflicts with some
>>> patches in bpftool/Makefile.
>>
>> Can't you split that up so that I can process the perf part and the
>> bpftool goes via the bpf-next tree?
>
> Actually, I can make it conflict-less, so we can route everything together.
> I also put the change to bpftool/Makefile in a separate patch in v4.

Well, it is a little tricky. bpf-next renamed the bootstrap version binary,
from bpftool-bootstrap to bootstrap/bpftool. So we will need a follow up
patch after the two merge.

Song