From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753318AbbDBCMt (ORCPT ); Wed, 1 Apr 2015 22:12:49 -0400 Received: from mail.kernel.org ([198.145.29.136]:33848 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752436AbbDBCJq (ORCPT ); Wed, 1 Apr 2015 22:09:46 -0400 Message-Id: <20150402020940.350598652@goodmis.org> User-Agent: quilt/0.61-1 Date: Wed, 01 Apr 2015 21:56:50 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Ingo Molnar , Andrew Morton , Namhyung Kim , Masami Hiramatsu , Mathieu Desnoyers , Martin Schwidefsky , Heiko Carstens , David Hildenbrand , Cornelia Huck , Christian Borntraeger Subject: [RFC][PATCH 02/17 v2] tracing: Add TRACE_SYSTEM_VAR to kvm-s390 References: <20150402015648.249824760@goodmis.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline; filename=0002-tracing-Add-TRACE_SYSTEM_VAR-to-kvm-s390.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Steven Rostedt (Red Hat)" New code will require TRACE_SYSTEM to be a valid C variable name, but some tracepoints have TRACE_SYSTEM with '-' and not '_', so it can not be used. Instead, add a TRACE_SYSTEM_VAR that can give the tracing infrastructure a unique name for the trace system. Cc: Martin Schwidefsky Cc: Heiko Carstens Cc: David Hildenbrand Cc: Cornelia Huck Cc: Christian Borntraeger Signed-off-by: Steven Rostedt --- arch/s390/kvm/trace-s390.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/s390/kvm/trace-s390.h b/arch/s390/kvm/trace-s390.h index 653a7ec09ef5..3208d33a48cb 100644 --- a/arch/s390/kvm/trace-s390.h +++ b/arch/s390/kvm/trace-s390.h @@ -10,6 +10,13 @@ #define TRACE_INCLUDE_FILE trace-s390 /* + * The TRACE_SYSTEM_VAR defaults to TRACE_SYSTEM, but must be a + * legitimate C variable. It is not exported to user space. + */ +#undef TRACE_SYSTEM_VAR +#define TRACE_SYSTEM_VAR kvm_s390 + +/* * Trace point for the creation of the kvm instance. */ TRACE_EVENT(kvm_s390_create_vm, -- 2.1.4