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From: Wyes Karny <wyes.karny@amd.com>
To: Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>,
	"Namhyung Kim" <namhyung@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	"Borislav Petkov" <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>, <hpa@zytor.com>,
	Stephane Eranian <eranian@google.com>,
	Oleksandr Natalenko <oleksandr@natalenko.name>
Cc: <x86@kernel.org>, <linux-perf-users@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <gautham.shenoy@amd.com>,
	<ananth.narayan@amd.com>,
	Muhammad Usama Anjum <usama.anjum@collabora.com>,
	Wyes Karny <wyes.karny@amd.com>
Subject: [RFC PATCH v2 0/2] Enable Core RAPL for AMD
Date: Wed, 1 Mar 2023 18:14:47 +0000	[thread overview]
Message-ID: <20230301181449.14647-1-wyes.karny@amd.com> (raw)

This is v2 patch set for enabling per-core RAPL counters through
energy-cores event on RAPL PMU. Added RFC tag because a new patch is
added and this additional patch may need clarification from the
community.

While enabling this support with v1 patch [1], Stephane reported an
issue where for the first reading of energy-cores event for every core was
invalid [2]. This issue is addressed with patch 1 of this series. There
is no change in patch 2.

[1]: https://lore.kernel.org/lkml/20230217161354.129442-1-wyes.karny@amd.com/
[2]: https://lore.kernel.org/lkml/CABPqkBQ_bSTC-OEe_LrgUrpj2VsseX1ThvO-yLcEtF8vb4+AAw@mail.gmail.com/

Change log:
v1 -> v2:
- Added new patch to fix the issue reported by Stephane
- Added RFC tag

Wyes Karny (2):
  perf/x86/rapl: Fix energy-cores event
  perf/x86/rapl: Enable Core RAPL for AMD

 arch/x86/events/rapl.c | 20 +++++++++++++++-----
 1 file changed, 15 insertions(+), 5 deletions(-)

-- 
2.34.1


             reply	other threads:[~2023-03-01 18:15 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-01 18:14 Wyes Karny [this message]
2023-03-01 18:14 ` [RFC PATCH v2 1/2] perf/x86/rapl: Fix energy-cores event Wyes Karny
2023-03-01 19:29   ` Liang, Kan
2023-03-01 18:14 ` [RFC PATCH v2 2/2] perf/x86/rapl: Enable Core RAPL for AMD Wyes Karny
2023-03-02 19:45 ` [RFC PATCH v2 0/2] " Oleksandr Natalenko

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