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Message-ID: <ZWpCuA1jJWFu23Sm@kernel.org>
Date: Fri, 1 Dec 2023 17:31:52 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>,
Ravi Bangoria <ravi.bangoria@....com>,
Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>,
Adrian Hunter <adrian.hunter@...el.com>,
LKML <linux-kernel@...r.kernel.org>,
Stephane Eranian <eranian@...gle.com>,
Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH] perf/x86/amd: Reject branch stack for IBS events
Em Fri, Dec 01, 2023 at 12:23:16PM -0800, Namhyung Kim escreveu:
> On Thu, Nov 30, 2023 at 5:03 AM Arnaldo Carvalho de Melo
> <acme@...nel.org> wrote:
> >
> > Em Thu, Nov 30, 2023 at 11:58:15AM +0530, Ravi Bangoria escreveu:
> > > On 27-Nov-23 8:02 PM, Arnaldo Carvalho de Melo wrote:
> > > > Em Fri, Nov 24, 2023 at 09:30:37AM +0530, Ravi Bangoria escreveu:
> > > >> On 23-Nov-23 8:15 PM, Arnaldo Carvalho de Melo wrote:
> > > >>> Em Tue, Jun 06, 2023 at 10:08:43AM +0530, Ravi Bangoria escreveu:
> > > >>>> On 03-Jun-23 1:15 AM, Namhyung Kim wrote:
> > > >>>>> The AMD IBS PMU doesn't handle branch stacks, so it should not accept
> > > >>>>> events with brstack.
> >
> > > >>>>> Signed-off-by: Namhyung Kim <namhyung@...nel.org>
> > > >>>> Reviewed-by: Ravi Bangoria <ravi.bangoria@....com>
> >
> > > >>> It seems this patch was not merged, can you please check?
> >
> > > >> Right. And it does not apply cleanly on peterz/queue.git/perf/core, since
> > > >> surrounding code has changed.
> >
> > > > Can you please refresh it if PeterZ has nothing against?
> >
> > > Posted v2: https://lore.kernel.org/r/20231130062246.290-1-ravi.bangoria@amd.com
> >
> > Peter, can you please consider this one?
>
> The v2 is already in the tip tree. Thanks Ravi for doing this!
> Namhyung
yay!
- Arnaldo
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