From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758335AbcBTLjB (ORCPT ); Sat, 20 Feb 2016 06:39:01 -0500 Received: from terminus.zytor.com ([198.137.202.10]:38192 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758317AbcBTLi6 (ORCPT ); Sat, 20 Feb 2016 06:38:58 -0500 Date: Sat, 20 Feb 2016 03:37:57 -0800 From: tip-bot for Arnaldo Carvalho de Melo Message-ID: Cc: mingo@kernel.org, adrian.hunter@intel.com, linux-kernel@vger.kernel.org, jeremie.galarneau@efficios.com, dev@codyps.com, brendan.d.gregg@gmail.com, acme@redhat.com, ast@kernel.org, masami.hiramatsu.pt@hitachi.com, namhyung@kernel.org, peterz@infradead.org, hpa@zytor.com, lizefan@huawei.com, tglx@linutronix.de, hekuang@huawei.com, kirr@nexedi.com, jolsa@kernel.org Reply-To: jeremie.galarneau@efficios.com, acme@redhat.com, brendan.d.gregg@gmail.com, dev@codyps.com, mingo@kernel.org, linux-kernel@vger.kernel.org, adrian.hunter@intel.com, masami.hiramatsu.pt@hitachi.com, namhyung@kernel.org, ast@kernel.org, hpa@zytor.com, peterz@infradead.org, jolsa@kernel.org, kirr@nexedi.com, lizefan@huawei.com, hekuang@huawei.com, tglx@linutronix.de To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf tools: Introduce opt_event_config nonterminal Git-Commit-ID: 1d55e8ef340dad1ccd5aaf53071de41fc3d8dba4 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 1d55e8ef340dad1ccd5aaf53071de41fc3d8dba4 Gitweb: http://git.kernel.org/tip/1d55e8ef340dad1ccd5aaf53071de41fc3d8dba4 Author: Arnaldo Carvalho de Melo AuthorDate: Fri, 19 Feb 2016 18:45:12 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Fri, 19 Feb 2016 19:12:50 -0300 perf tools: Introduce opt_event_config nonterminal To remove duplicated code that differs only in using the matching '/a,b,c/' part or NULL if no event configuration is done ('//' or no pair of slashes at all). Will be used by some new targets allowing the configuration of hardware events, etc. Lifted part of the 'opt_event_config' nonterminal from a patch by Wang Nan. Cc: Adrian Hunter Cc: Alexei Starovoitov Cc: Brendan Gregg Cc: Cody P Schafer Cc: He Kuang Cc: Jeremie Galarneau Cc: Jiri Olsa Cc: Kirill Smelkov Cc: Li Zefan Cc: Masami Hiramatsu Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Zefan Li Cc: pi3orama@163.com Link: http://lkml.kernel.org/n/tip-e3xzpx9cqsmwnaguaxyw6r42@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/parse-events.y | 47 ++++++++++++++++-------------------------- 1 file changed, 18 insertions(+), 29 deletions(-) diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y index c0eac88..ce68746 100644 --- a/tools/perf/util/parse-events.y +++ b/tools/perf/util/parse-events.y @@ -64,6 +64,7 @@ static inc_group_count(struct list_head *list, %type PE_PMU_EVENT_PRE PE_PMU_EVENT_SUF PE_KERNEL_PMU_EVENT %type value_sym %type event_config +%type opt_event_config %type event_term %type event_pmu %type event_legacy_symbol @@ -222,16 +223,6 @@ PE_NAME '/' event_config '/' $$ = list; } | -PE_NAME '/' '/' -{ - struct parse_events_evlist *data = _data; - struct list_head *list; - - ALLOC_LIST(list); - ABORT_ON(parse_events_add_pmu(data, list, $1, NULL)); - $$ = list; -} -| PE_KERNEL_PMU_EVENT sep_dc { struct parse_events_evlist *data = _data; @@ -378,7 +369,7 @@ PE_PREFIX_MEM PE_VALUE sep_dc } event_legacy_tracepoint: -tracepoint_name +tracepoint_name opt_event_config { struct parse_events_evlist *data = _data; struct parse_events_error *error = data->error; @@ -389,24 +380,7 @@ tracepoint_name error->idx = @1.first_column; if (parse_events_add_tracepoint(list, &data->idx, $1.sys, $1.event, - error, NULL)) - return -1; - - $$ = list; -} -| -tracepoint_name '/' event_config '/' -{ - struct parse_events_evlist *data = _data; - struct parse_events_error *error = data->error; - struct list_head *list; - - ALLOC_LIST(list); - if (error) - error->idx = @1.first_column; - - if (parse_events_add_tracepoint(list, &data->idx, $1.sys, $1.event, - error, $3)) + error, $2)) return -1; $$ = list; @@ -476,6 +450,21 @@ PE_BPF_SOURCE $$ = list; } +opt_event_config: +'/' event_config '/' +{ + $$ = $2; +} +| +'/' '/' +{ + $$ = NULL; +} +| +{ + $$ = NULL; +} + start_terms: event_config { struct parse_events_terms *data = _data;