From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757609AbaD2NsE (ORCPT ); Tue, 29 Apr 2014 09:48:04 -0400 Received: from mx1.redhat.com ([209.132.183.28]:62766 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752533AbaD2NsB (ORCPT ); Tue, 29 Apr 2014 09:48:01 -0400 From: Jiri Olsa To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Alexander Yarygin , Jiri Olsa Subject: [PATCH 2/6] perf tools: Parse tracepoints with '-' in system name Date: Tue, 29 Apr 2014 15:47:46 +0200 Message-Id: <1398779270-10271-3-git-send-email-jolsa@kernel.org> In-Reply-To: <1398779270-10271-1-git-send-email-jolsa@kernel.org> References: <1398779270-10271-1-git-send-email-jolsa@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alexander Yarygin Trace events potentially can have a '-' in their trace system name, e.g. kvm on s390 defines kvm-s390:* tracepoints. We could not parse them, because there was no rule for this: $ sudo ./perf top -e "kvm-s390:*" invalid or unsupported event: 'kvm-s390:*' This patch adds an extra rule to event_legacy_tracepoint which handles those cases. Without the patch, perf will not accept such tracepoints in the -e option. Signed-off-by: Alexander Yarygin Tested-by: Christian Borntraeger Acked-by: Christian Borntraeger Link: http://lkml.kernel.org/r/1398440047-6641-2-git-send-email-yarygin@linux.vnet.ibm.com Signed-off-by: Jiri Olsa --- tools/perf/util/parse-events.y | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y index 4eb67ec..ac9db9f 100644 --- a/tools/perf/util/parse-events.y +++ b/tools/perf/util/parse-events.y @@ -299,6 +299,18 @@ PE_PREFIX_MEM PE_VALUE sep_dc } event_legacy_tracepoint: +PE_NAME '-' PE_NAME ':' PE_NAME +{ + struct parse_events_evlist *data = _data; + struct list_head *list; + char sys_name[128]; + snprintf(&sys_name, 128, "%s-%s", $1, $3); + + ALLOC_LIST(list); + ABORT_ON(parse_events_add_tracepoint(list, &data->idx, &sys_name, $5)); + $$ = list; +} +| PE_NAME ':' PE_NAME { struct parse_events_evlist *data = _data; -- 1.8.3.1