From: Namhyung Kim <namhyung@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>,
"Liang, Kan" <kan.liang@linux.intel.com>
Cc: Ingo Molnar <mingo@kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Stephane Eranian <eranian@google.com>,
Ian Rogers <irogers@google.com>, Gabriel Marin <gmx@google.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Jiri Olsa <jolsa@redhat.com>, Andi Kleen <ak@linux.intel.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>
Subject: Re: [PATCH V2 3/3] perf: Optimize sched_task() in a context switch
Date: Wed, 27 Jan 2021 13:41:44 +0900 [thread overview]
Message-ID: <CAM9d7chAvc5cfNsJZnJ2bwuNMp4L929it++riuNHw6VsGpHDuA@mail.gmail.com> (raw)
In-Reply-To: <CAM9d7chme3WFQzsqHeQx+1vaLpCG7qL=D6QO4+_Vnt=byzC5sQ@mail.gmail.com>
Hi,
On Mon, Jan 18, 2021 at 4:04 PM Namhyung Kim <namhyung@kernel.org> wrote:
>
> Hi Peter and Kan,
>
> On Thu, Dec 10, 2020 at 11:25 PM Peter Zijlstra <peterz@infradead.org> wrote:
> >
> > On Thu, Dec 10, 2020 at 08:52:55AM -0500, Liang, Kan wrote:
> > >
> > >
> > > On 12/10/2020 2:13 AM, Namhyung Kim wrote:
> > > > Hi Peter and Kan,
> > > >
> > > > How can we move this forward?
> > >
> > > Hi Namhyung,
> > >
> > > Thanks for the test. The changes look good to me.
> > >
> > > Hi Peter,
> > >
> > > Should we resend the patch set for further review?
> >
> > I've not yet seen a coherent replacement of #3, what I send was just a
> > PoC.
If it's the only problem of #3 which is an optimization,
can we merge the actual fixes in #1 and #2 first?
I know some people waiting for the fix..
Thanks,
Namhyung
next prev parent reply other threads:[~2021-01-27 5:14 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-30 19:38 [PATCH V2 1/3] perf/core: Flush PMU internal buffers for per-CPU events kan.liang
2020-11-30 19:38 ` [PATCH V2 2/3] perf/x86/intel: Set PERF_ATTACH_SCHED_CB for large PEBS and LBR kan.liang
2021-03-01 10:16 ` [tip: perf/urgent] " tip-bot2 for Kan Liang
2021-03-06 11:54 ` tip-bot2 for Kan Liang
2020-11-30 19:38 ` [PATCH V2 3/3] perf: Optimize sched_task() in a context switch kan.liang
2020-12-01 17:29 ` Peter Zijlstra
2020-12-02 10:26 ` Peter Zijlstra
2020-12-02 14:40 ` Namhyung Kim
2020-12-04 7:14 ` Namhyung Kim
2020-12-10 7:13 ` Namhyung Kim
2020-12-10 13:52 ` Liang, Kan
2020-12-10 14:25 ` Peter Zijlstra
2021-01-18 7:04 ` Namhyung Kim
2021-01-27 4:41 ` Namhyung Kim [this message]
2021-02-22 9:46 ` Namhyung Kim
2020-12-01 17:21 ` [PATCH V2 1/3] perf/core: Flush PMU internal buffers for per-CPU events Peter Zijlstra
2021-03-01 10:16 ` [tip: perf/urgent] " tip-bot2 for Kan Liang
2021-03-06 11:54 ` tip-bot2 for Kan Liang
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