linux-kernel - Re: [PATCH 4/5] perf ftrace: Add -b/--use-bpf option for latency subcommand

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Message-ID: <CAM9d7ch5qyDbBmv87Y5DXLN0Jz6tMMAxNF17_puMnPVO69=m3Q@mail.gmail.com>
Date:   Wed, 15 Dec 2021 10:22:16 -0800
From:   Namhyung Kim <namhyung@...nel.org>
To:     Athira Rajeev <atrajeev@...ux.vnet.ibm.com>
Cc:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Jiri Olsa <jolsa@...hat.com>, Ingo Molnar <mingo@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Andi Kleen <ak@...ux.intel.com>,
        Ian Rogers <irogers@...gle.com>,
        Stephane Eranian <eranian@...gle.com>,
        Song Liu <songliubraving@...com>,
        Changbin Du <changbin.du@...il.com>
Subject: Re: [PATCH 4/5] perf ftrace: Add -b/--use-bpf option for latency subcommand

On Wed, Dec 15, 2021 at 10:15 AM Namhyung Kim <namhyung@...nel.org> wrote:
> Well, now we build perf with BPF by default.
> So I think it's ok to follow your suggestion.
> it'd show the usage and options when the -b option is used
> and BPF support is not enabled.

Oh, it seems we're not there yet. :)
But anyway I think we can get there soon so I'll make the change.

Thanks,
Namhyung