Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753485AbbEAHGR (ORCPT ); Fri, 1 May 2015 03:06:17 -0400 Received: from e18.ny.us.ibm.com ([129.33.205.208]:60349 "EHLO e18.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753391AbbEAHF6 (ORCPT ); Fri, 1 May 2015 03:05:58 -0400 From: Sukadev Bhattiprolu To: mingo@redhat.com, ak@linux.intel.com, Michael Ellerman , Jiri Olsa , Arnaldo Carvalho de Melo , Paul Mackerras Cc: linuxppc-dev@lists.ozlabs.org, Subject: [RFC][PATCH 0/4] perf: Enable symbolic event names Date: Fri, 1 May 2015 00:05:37 -0700 Message-Id: <1430463941-26109-1-git-send-email-sukadev@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.9.5 X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15050107-0045-0000-0000-00000015A8E5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2233 Lines: 53 Implement ability to specify Power PMU events by their symbolic event names rather than raw codes. This approach pulls tables of the Power7 and Power8 PMU events into the perf source tree and uses these tables to create aliases for the PMU events. With these aliases users can run: perf stat -e PM_1PLUS_PPC_CMPL:ku sleep 1 or perf stat -e cpu/PM_VSU_SINGLE/ sleep 1 This is an early POC patchset based on discussions with Jiri Olsa, Michael Ellerman and Ingo Molnar. Lightly tested on Power7 and Power8. Can other architectures can implement arch_get_events_table() and similarly use symoblic event names? I am also assuming that if the header files like power8-events.h are easily readable, we don't need the JSON files anymore? TODO: - Maybe translate event names to lower-case? - Allow perf to process event descriptions (need Andi Kleen's patch) Sukadev Bhattiprolu (4): perf: Create a table of Power7 PMU events perf: Create a table of Power8 PMU events perf/powerpc: Move mfspr and friends to header file perf: Create aliases for Power PMU events tools/perf/arch/powerpc/util/Build | 2 +- tools/perf/arch/powerpc/util/header.c | 9 +- tools/perf/arch/powerpc/util/header.h | 9 + tools/perf/arch/powerpc/util/pmu-events.c | 52 + tools/perf/arch/powerpc/util/pmu-events.h | 17 + tools/perf/arch/powerpc/util/power7-events.h | 3315 +++++++++++++ tools/perf/arch/powerpc/util/power8-events.h | 6408 ++++++++++++++++++++++++++ tools/perf/util/pmu.c | 77 + tools/perf/util/pmu.h | 10 + 9 files changed, 9890 insertions(+), 9 deletions(-) create mode 100644 tools/perf/arch/powerpc/util/header.h create mode 100644 tools/perf/arch/powerpc/util/pmu-events.c create mode 100644 tools/perf/arch/powerpc/util/pmu-events.h create mode 100644 tools/perf/arch/powerpc/util/power7-events.h create mode 100644 tools/perf/arch/powerpc/util/power8-events.h -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/