From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753399Ab3LJJSa (ORCPT ); Tue, 10 Dec 2013 04:18:30 -0500 Received: from terminus.zytor.com ([198.137.202.10]:44205 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752152Ab3LJJSZ (ORCPT ); Tue, 10 Dec 2013 04:18:25 -0500 Date: Tue, 10 Dec 2013 01:17:56 -0800 From: tip-bot for Jiri Olsa Message-ID: Cc: acme@redhat.com, linux-kernel@vger.kernel.org, paulus@samba.org, hpa@zytor.com, mingo@kernel.org, a.p.zijlstra@chello.nl, namhyung@kernel.org, jolsa@redhat.com, fweisbec@gmail.com, rostedt@goodmis.org, dsahern@gmail.com, tglx@linutronix.de, cjashfor@linux.vnet.ibm.com, mingo@elte.hu Reply-To: mingo@kernel.org, hpa@zytor.com, paulus@samba.org, linux-kernel@vger.kernel.org, acme@redhat.com, a.p.zijlstra@chello.nl, namhyung@kernel.org, jolsa@redhat.com, fweisbec@gmail.com, rostedt@goodmis.org, dsahern@gmail.com, tglx@linutronix.de, cjashfor@linux.vnet.ibm.com, mingo@elte.hu In-Reply-To: <1386076182-14484-5-git-send-email-jolsa@redhat.com> References: <1386076182-14484-5-git-send-email-jolsa@redhat.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] tools lib traceevent: Add traceevent_host_bigendian function Git-Commit-ID: 91a058ad3856b0a37cb21250eb4c478d0297a1a3 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 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.1 (terminus.zytor.com [127.0.0.1]); Tue, 10 Dec 2013 01:18:03 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 91a058ad3856b0a37cb21250eb4c478d0297a1a3 Gitweb: http://git.kernel.org/tip/91a058ad3856b0a37cb21250eb4c478d0297a1a3 Author: Jiri Olsa AuthorDate: Tue, 3 Dec 2013 14:09:18 +0100 Committer: Arnaldo Carvalho de Melo CommitDate: Wed, 4 Dec 2013 15:17:58 -0300 tools lib traceevent: Add traceevent_host_bigendian function Adding traceevent_host_bigendian function to get host endianity. It's used in following patches. Signed-off-by: Jiri Olsa Cc: Corey Ashford Cc: David Ahern Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Steven Rostedt Link: http://lkml.kernel.org/r/1386076182-14484-5-git-send-email-jolsa@redhat.com Signed-off-by: Steven Rostedt Signed-off-by: Arnaldo Carvalho de Melo --- tools/lib/traceevent/event-parse.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h index a288860..54273c0 100644 --- a/tools/lib/traceevent/event-parse.h +++ b/tools/lib/traceevent/event-parse.h @@ -23,6 +23,7 @@ #include #include #include +#include #ifndef __maybe_unused #define __maybe_unused __attribute__((unused)) @@ -527,6 +528,15 @@ __data2host8(struct pevent *pevent, unsigned long long data) __data2host8(pevent, __val); \ }) +static inline int traceevent_host_bigendian(void) +{ + unsigned char str[] = { 0x1, 0x2, 0x3, 0x4 }; + unsigned int val; + + memcpy(&val, str, 4); + return val == 0x01020304; +} + /* taken from kernel/trace/trace.h */ enum trace_flag_type { TRACE_FLAG_IRQS_OFF = 0x01,