From: Stephane Eranian <eranian@google.com>
To: linux-kernel@vger.kernel.org
Cc: peterz@infradead.org, mingo@elte.hu, ak@linux.intel.com,
acme@redhat.com, jolsa@redhat.com, zheng.z.yan@intel.com,
bp@alien8.de, vincent.weaver@maine.edu,
maria.n.dimakopoulou@gmail.com
Subject: [PATCH v2 0/2] perf/x86: various RAPL improvements and fixes
Date: Wed, 8 Jan 2014 11:15:51 +0100 [thread overview]
Message-ID: <1389176153-3128-1-git-send-email-eranian@google.com> (raw)
This short patch series provides the following improvements
to the RAPL support for perf_events:
- support for RAPL PP1 energy counter
- fix struct perf_event active_list field initialization
The PP1 counter maps to the builtin graphic card for client
processors. that is why it is called energy-gpu.
The new energy event is:
- name: power/energy-gpu/
- code: 0x4
- unit: Joules
- scaling factor: 2^-32 Joules.
In v2, we renamed energy-pp1 to energy-gpu. We dropped the Haswell
Celeron patch because it is committed already. But we add a fix for
the broken initialization of the active_entry list.
Signed-off-by: Stephane Eranian <eranian@google.com>
Stephane Eranian (2):
perf/x86: fix active_entry initialization
perf/x86: add RAPL PP1 energy counter support
arch/x86/kernel/cpu/perf_event_intel_rapl.c | 31 +++++++++++++++++++++------
include/linux/perf_event.h | 6 ++----
kernel/events/core.c | 2 ++
3 files changed, 28 insertions(+), 11 deletions(-)
--
1.7.9.5
next reply other threads:[~2014-01-08 10:16 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-08 10:15 Stephane Eranian [this message]
2014-01-08 10:15 ` [PATCH v2 1/2] perf/x86: fix active_entry initialization Stephane Eranian
2014-01-12 18:42 ` [tip:perf/core] perf/x86: Fix " tip-bot for Stephane Eranian
2014-01-13 15:45 ` Peter Zijlstra
2014-01-13 15:49 ` Stephane Eranian
2014-01-08 10:15 ` [PATCH v2 2/2] perf/x86: add RAPL PP1 energy counter support Stephane Eranian
2014-01-12 18:42 ` [tip:perf/core] perf/x86/intel: Add Intel " tip-bot for Stephane Eranian
2014-01-08 11:28 ` [PATCH v2 0/2] perf/x86: various RAPL improvements and fixes Peter Zijlstra
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