From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755978AbbDIQFU (ORCPT ); Thu, 9 Apr 2015 12:05:20 -0400 Received: from mga11.intel.com ([192.55.52.93]:35552 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932548AbbDIP5n (ORCPT ); Thu, 9 Apr 2015 11:57:43 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,550,1422950400"; d="scan'208";a="706312609" From: Adrian Hunter To: Peter Zijlstra , Arnaldo Carvalho de Melo Cc: linux-kernel@vger.kernel.org, David Ahern , Frederic Weisbecker , Jiri Olsa , Namhyung Kim , Stephane Eranian Subject: [PATCH 24/44] perf auxtrace: Add option to synthesize events for transactions Date: Thu, 9 Apr 2015 18:54:04 +0300 Message-Id: <1428594864-29309-25-git-send-email-adrian.hunter@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1428594864-29309-1-git-send-email-adrian.hunter@intel.com> References: <1428594864-29309-1-git-send-email-adrian.hunter@intel.com> Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add AUX area tracing option 'x' to synthesize events for transactions. This will be used by Intel PT to synthesize an event record for each TSX start, commit or abort. Signed-off-by: Adrian Hunter --- tools/perf/Documentation/perf-report.txt | 9 +++++---- tools/perf/Documentation/perf-script.txt | 9 +++++---- tools/perf/util/auxtrace.c | 5 ++++- tools/perf/util/auxtrace.h | 2 ++ 4 files changed, 16 insertions(+), 9 deletions(-) diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index 66e3df3..f626fb2 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt @@ -331,11 +331,12 @@ OPTIONS b synthesize branches events c synthesize branches events (calls only) r synthesize branches events (returns only) + x synthesize transactions events e synthesize error events d create a debug log - g synthesize a call chain for instructions events + g synthesize a call chain (use with i or x) - The default is all events i.e. the same as -Zibe + The default is all events i.e. the same as -Zibxe In addition, the period (default 100000) for instructions events can be specified in units of: @@ -346,8 +347,8 @@ OPTIONS us microseconds ns nanoseconds (default) - Also the call chain size (default 16, max. 1024) for instructions - events can be specified. + Also the call chain size (default 16, max. 1024) for instructions or + transactions events can be specified. To disable decoding entirely, use --no-itrace. diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 0befc9c..8ea300d 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -229,11 +229,12 @@ OPTIONS b synthesize branches events c synthesize branches events (calls only) r synthesize branches events (returns only) + x synthesize transactions events e synthesize error events d create a debug log - g synthesize a call chain for instructions events + g synthesize a call chain (use with i or x) - The default is all events i.e. the same as -Zibe + The default is all events i.e. the same as -Zibxe In addition, the period (default 100000) for instructions events can be specified in units of: @@ -244,8 +245,8 @@ OPTIONS us microseconds ns nanoseconds (default) - Also the call chain size (default 16, max. 1024) for instructions - events can be specified. + Also the call chain size (default 16, max. 1024) for instructions or + transactions events can be specified. To disable decoding entirely, use --no-itrace. diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c index 02468b1..b591a9b 100644 --- a/tools/perf/util/auxtrace.c +++ b/tools/perf/util/auxtrace.c @@ -889,6 +889,7 @@ void itrace_synth_opts__set_default(struct itrace_synth_opts *synth_opts) { synth_opts->instructions = true; synth_opts->branches = true; + synth_opts->transactions = true; synth_opts->errors = true; synth_opts->period_type = PERF_ITRACE_DEFAULT_PERIOD_TYPE; synth_opts->period = PERF_ITRACE_DEFAULT_PERIOD; @@ -956,6 +957,9 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str, case 'b': synth_opts->branches = true; break; + case 'x': + synth_opts->transactions = true; + break; case 'e': synth_opts->errors = true; break; @@ -971,7 +975,6 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str, synth_opts->returns = true; break; case 'g': - synth_opts->instructions = true; synth_opts->callchain = true; synth_opts->callchain_sz = PERF_ITRACE_DEFAULT_CALLCHAIN_SZ; diff --git a/tools/perf/util/auxtrace.h b/tools/perf/util/auxtrace.h index 77b4699..8c6cbb1 100644 --- a/tools/perf/util/auxtrace.h +++ b/tools/perf/util/auxtrace.h @@ -54,6 +54,7 @@ enum itrace_period_type { * because 'perf inject' will write it out * @instructions: whether to synthesize 'instructions' events * @branches: whether to synthesize 'branches' events + * @transactions: whether to synthesize events for transactions * @errors: whether to synthesize decoder error events * @dont_decode: whether to skip decoding entirely * @log: write a decoding log @@ -69,6 +70,7 @@ struct itrace_synth_opts { bool inject; bool instructions; bool branches; + bool transactions; bool errors; bool dont_decode; bool log; -- 1.9.1