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From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sun, 26 May 2024 09:53:20 -0700
Message-ID: <CAHk-=wg0OtULpNxk3_vKgmQnMqfOkJ2+_Gx+79hC=bBP=AT1RQ@mail.gmail.com>
Subject: Re: [GIT PULL] perf tools changes for v6.10
To: Ian Rogers <irogers@google.com>
Cc: Namhyung Kim <namhyung@kernel.org>, Arnaldo Carvalho de Melo <acme@kernel.org>, Leo Yan <leo.yan@linux.dev>, 
	Mark Rutland <mark.rutland@arm.com>, Ingo Molnar <mingo@kernel.org>, 
	Thomas Gleixner <tglx@linutronix.de>, Jiri Olsa <jolsa@kernel.org>, 
	Adrian Hunter <adrian.hunter@intel.com>, Clark Williams <williams@redhat.com>, 
	Kate Carcia <kcarcia@redhat.com>, LKML <linux-kernel@vger.kernel.org>, 
	linux-perf-users <linux-perf-users@vger.kernel.org>, Anne Macedo <retpolanne@posteo.net>, 
	Bhaskar Chowdhury <unixbhaskar@gmail.com>, Ethan Adams <j.ethan.adams@gmail.com>, 
	James Clark <james.clark@arm.com>, Kan Liang <kan.liang@linux.intel.com>, 
	Thomas Richter <tmricht@linux.ibm.com>, Tycho Andersen <tycho@tycho.pizza>, 
	Yang Jihong <yangjihong@bytedance.com>
Content-Type: text/plain; charset="UTF-8"

On Sun, 26 May 2024 at 09:50, Ian Rogers <irogers@google.com> wrote:
>
> If you think what you are asking perf with no pmu for a cycles event, is it unreasonable it gives you every cycles event for event PMU?

But that's not what it gave me. At all. All it gave me was NO
PROFILING AT ALL and a useless error message.

You're trying to change the goal-posts here and keep bringing up
irrelevant things that didn't actually happen.

I have a revert in the pull request from Arnaldo, and the revert is happening.

                Linus