From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Ian Rogers <irogers@google.com>, Jiri Olsa <jolsa@kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
Andi Kleen <ak@linux.intel.com>, Song Liu <songliubraving@fb.com>,
Hao Luo <haoluo@google.com>, Milian Wolff <milian.wolff@kdab.com>,
bpf <bpf@vger.kernel.org>,
linux-perf-users <linux-perf-users@vger.kernel.org>,
Blake Jones <blakejones@google.com>
Subject: Re: [PATCH 3/6] perf record: Implement basic filtering for off-cpu
Date: Wed, 25 May 2022 11:06:58 -0300 [thread overview]
Message-ID: <Yo44AppGsPKvf7Al@kernel.org> (raw)
In-Reply-To: <Yo4Wpqzwp+XmfkMV@kernel.org>
Em Wed, May 25, 2022 at 08:44:38AM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Wed, May 25, 2022 at 08:27:38AM -0300, Arnaldo Carvalho de Melo escreveu:
> > Em Thu, May 19, 2022 at 02:02:28PM -0700, Namhyung Kim escreveu:
> > > On Wed, May 18, 2022 at 9:02 PM Ian Rogers <irogers@google.com> wrote:
> > > > Perhaps more concise with a for_each:
> > > > perf_cpu_map__for_each_cpu(cpu, idx, evlist->core.user_requested_cpus)
> > > > bpf_map_update_elem(fd, &cpu.cpu, &val, BPF_ANY);
> > So I'll wait for a new version of this patchset.
> I take that back, will apply and this can be a follow up patch, right?
I tested it and added some committer notes, everything is now at my
tmp.perf/core branch and will transition to perf/core on its way to 5.19
later today, after tests finish.
- Arnaldo
next prev parent reply other threads:[~2022-05-25 14:07 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-18 22:47 [RFC 0/6] perf record: Implement off-cpu profiling with BPF (v3) Namhyung Kim
2022-05-18 22:47 ` [PATCH 1/6] perf report: Do not extend sample type of bpf-output event Namhyung Kim
2022-05-18 22:47 ` [PATCH 2/6] perf record: Enable off-cpu analysis with BPF Namhyung Kim
2022-05-19 3:58 ` Ian Rogers
2022-05-19 21:01 ` Namhyung Kim
2022-06-01 0:00 ` Ian Rogers
2022-06-01 6:01 ` Namhyung Kim
2022-06-02 22:36 ` Namhyung Kim
2022-05-18 22:47 ` [PATCH 3/6] perf record: Implement basic filtering for off-cpu Namhyung Kim
2022-05-19 4:02 ` Ian Rogers
2022-05-19 21:02 ` Namhyung Kim
2022-05-25 11:27 ` Arnaldo Carvalho de Melo
2022-05-25 11:44 ` Arnaldo Carvalho de Melo
2022-05-25 14:06 ` Arnaldo Carvalho de Melo [this message]
2022-05-18 22:47 ` [PATCH 4/6] perf record: Handle argument change in sched_switch Namhyung Kim
2022-05-19 4:04 ` Ian Rogers
2022-05-18 22:47 ` [PATCH 5/6] perf record: Add cgroup support for off-cpu profiling Namhyung Kim
2022-05-19 4:07 ` Ian Rogers
2022-05-18 22:47 ` [PATCH 6/6] perf test: Add a basic offcpu profiling test Namhyung Kim
2022-05-19 4:08 ` Ian Rogers
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