From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3rYYxx64cRzDqhv for ; Tue, 21 Jun 2016 14:04:05 +1000 (AEST) Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.11/8.16.0.11) with SMTP id u5L3xqS8051926 for ; Tue, 21 Jun 2016 00:04:04 -0400 Received: from e33.co.us.ibm.com (e33.co.us.ibm.com [32.97.110.151]) by mx0a-001b2d01.pphosted.com with ESMTP id 23n0mepfw9-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Tue, 21 Jun 2016 00:04:04 -0400 Received: from localhost by e33.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 20 Jun 2016 22:04:02 -0600 From: Sukadev Bhattiprolu To: mingo@redhat.com, ak@linux.intel.com, Michael Ellerman , Jiri Olsa , Arnaldo Carvalho de Melo Cc: peterz@infradead.org, maddy@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org, Subject: [PATCH v20 18/20] perf, tools, pmu-events: Fix fixed counters on Intel Date: Mon, 20 Jun 2016 21:02:48 -0700 In-Reply-To: <1466481770-25290-1-git-send-email-sukadev@linux.vnet.ibm.com> References: <1466481770-25290-1-git-send-email-sukadev@linux.vnet.ibm.com> Message-Id: <1466481770-25290-19-git-send-email-sukadev@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Andi Kleen The JSON event lists use a different encoding for fixed counters than perf for instructions and cycles (ref-cycles is ok) This lead to some common events like inst_retired.any or cpu_clk_unhalted.thread not counting, when specified with their JSON name. Special case these events in the jevents conversion process. I prefer to not touch the JSON files for this, as it's intended that standard JSON files can be just dropped into the perf build without changes. Signed-off-by: Andi Kleen Signed-off-by: Sukadev Bhattiprolu [Fix minor compile error] --- tools/perf/pmu-events/jevents.c | 27 +++++++++++++++++++++++++-- 1 file changed, 25 insertions(+), 2 deletions(-) diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c index b701d77..c8d8e4a 100644 --- a/tools/perf/pmu-events/jevents.c +++ b/tools/perf/pmu-events/jevents.c @@ -237,6 +237,29 @@ static void print_events_table_suffix(FILE *outfp) fprintf(outfp, "};\n"); } +static struct fixed { + const char *name; + const char *event; +} fixed[] = { + { "inst_retired.any", "event=0xc0" }, + { "cpu_clk_unhalted.thread", "event=0x3c" }, + { "cpu_clk_unhalted.thread_any", "event=0x3c,any=1" }, + { NULL, NULL}, +}; + +/* + * Handle different fixed counter encodings between JSON and perf. + */ +static char *real_event(const char *name, char *event) +{ + int i; + + for (i = 0; fixed[i].name; i++) + if (!strcasecmp(name, fixed[i].name)) + return (char *)fixed[i].event; + return event; +} + /* Call func with each event in the json file */ int json_events(const char *fn, int (*func)(void *data, char *name, char *event, char *desc, @@ -325,8 +348,8 @@ int json_events(const char *fn, if (msr != NULL) addfield(map, &event, ",", msr->pname, msrval); fixname(name); - - err = func(data, name, event, desc, long_desc, topic); + err = func(data, name, real_event(name, event), desc, + long_desc, topic); free(event); free(desc); free(name); -- 2.5.3