linux-kernel - Re: [PATCH 0/3] perf test: Extend branch stack sampling test for arm64 BRBE

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Message-ID: <aN1zxi0paPUMgrkk@x1>
Date: Wed, 1 Oct 2025 15:32:38 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: James Clark <james.clark@...aro.org>
Cc: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Anshuman Khandual <anshuman.khandual@....com>,
	"Rob Herring (Arm)" <robh@...nel.org>,
	Adam Young <admiyo@...amperecomputing.com>,
	Will Deacon <will@...nel.org>, German Gomez <german.gomez@....com>,
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
	Ian Rogers <irogers@...gle.com>
Subject: Re: [PATCH 0/3] perf test: Extend branch stack sampling test for
 arm64 BRBE

On Wed, Oct 01, 2025 at 02:49:08PM +0100, James Clark wrote:
> On 18/08/2025 10:38 pm, Ian Rogers wrote:
> > On Wed, Aug 13, 2025 at 6:39 AM James Clark <james.clark@...aro.org> wrote:
> > > Refactor and add some extra tests for all platforms which were useful
> > > when developing and testing the BRBE (Branch Buffer Extension) driver
> > > [1]. Then lastly extend the test for new features which are BRBE
> > > specific.
> > > Tested on the Arm FVP RevC model [2] and Intel Raptor Lake.

> > > [1]: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=58074a0fce66
> > > [2]: https://developer.arm.com/Tools%20and%20Software/Fixed%20Virtual%20Platforms

> > > Signed-off-by: James Clark <james.clark@...aro.org>

> > Reviewed-by: Ian Rogers <irogers@...gle.com>

> Hi Arnaldo,
> 
> If you have a chance can you take this one please. It still applies cleanly
> to perf-tools-next.

Thanks, applied to perf-tools-next,

- Arnaldo