From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 14E1EC43219 for ; Wed, 20 Apr 2022 15:26:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1380230AbiDTP3f (ORCPT ); Wed, 20 Apr 2022 11:29:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60352 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1380231AbiDTP32 (ORCPT ); Wed, 20 Apr 2022 11:29:28 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ABA0C45ADE for ; Wed, 20 Apr 2022 08:26:41 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 2D2D961949 for ; Wed, 20 Apr 2022 15:26:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 94BAEC385B0; Wed, 20 Apr 2022 15:26:40 +0000 (UTC) Received: from rostedt by gandalf.local.home with local (Exim 4.95) (envelope-from ) id 1nhCE2-0003Re-MJ; Wed, 20 Apr 2022 11:26:38 -0400 From: Steven Rostedt To: linux-trace-devel@vger.kernel.org Cc: "Steven Rostedt (Google)" Subject: [PATCH v3 08/11] trace-cmd: Override tracecmd_debug() to show thread id Date: Wed, 20 Apr 2022 11:26:34 -0400 Message-Id: <20220420152637.13105-9-rostedt@goodmis.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220420152637.13105-1-rostedt@goodmis.org> References: <20220420152637.13105-1-rostedt@goodmis.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org From: "Steven Rostedt (Google)" To differentiate threads, have tracecmd_debug() show the thread id of the debug prints. Link: https://lore.kernel.org/linux-trace-devel/20220417184538.1044417-9-rostedt@goodmis.org Signed-off-by: Steven Rostedt (Google) --- tracecmd/trace-cmd.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tracecmd/trace-cmd.c b/tracecmd/trace-cmd.c index a83a8d0bb9e4..3f3e69a7f1e2 100644 --- a/tracecmd/trace-cmd.c +++ b/tracecmd/trace-cmd.c @@ -10,12 +10,17 @@ #include #include #include +#include #include "trace-local.h" int silence_warnings; int show_status; +#ifndef gettid +#define gettid() syscall(__NR_gettid) +#endif + void warning(const char *fmt, ...) { va_list ap; @@ -45,6 +50,19 @@ void *malloc_or_die(unsigned int size) return data; } +void tracecmd_debug(const char *fmt, ...) +{ + va_list ap; + + if (!tracecmd_get_debug()) + return; + + va_start(ap, fmt); + printf("[%d] ", (int)gettid()); + vprintf(fmt, ap); + va_end(ap); +} + static struct trace_log_severity { int id; const char *name; -- 2.35.1