From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from simark.ca by simark.ca with LMTP id 4N2LHxo/MmI1OgAAWB0awg (envelope-from ) for ; Wed, 16 Mar 2022 15:48:42 -0400 Received: by simark.ca (Postfix, from userid 112) id 7E4CE1F3CC; Wed, 16 Mar 2022 15:48:42 -0400 (EDT) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on simark.ca X-Spam-Level: X-Spam-Status: No, score=-3.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.2 Received: from lists.lttng.org (lists.lttng.org [167.114.26.123]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by simark.ca (Postfix) with ESMTPS id E28661F0BB for ; Wed, 16 Mar 2022 15:48:41 -0400 (EDT) Received: from lists-lttng01.efficios.com (localhost [IPv6:::1]) by lists.lttng.org (Postfix) with ESMTP id 4KJgnP2jgwzDsH; Wed, 16 Mar 2022 15:48:41 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lists.lttng.org; s=default; t=1647460121; bh=TCLf3clEFQH+gi9O61D3Ozl+jw8g9mbX9An1bMm/JvI=; h=Date:To:Cc:In-Reply-To:References:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From:Reply-To:From; b=ni8SzbNRjBCVQOX5HDZggU/6FXT4nSLR3JIQBC/hOSRQQY4TXZ27RIiVuxsoUlL5T iTSEfFAuWJzyFTdPmsqv/546EH+kK6kRUB801h1/rWzV+IKJLWYw+UY2N2t0OlZ3pi p1a1Dx7GTyshxe7hKcOSRlyVYthCproahVx2yRpExaGYZDGYOAu3GT1mdI6bt1DK8W XHnIddZ8/7rZ6xfJbdqwwylavzEmF/ePV9BfRgaq++ftQMd2vhR6GlBDDziCbik5kn dc3zKZdXjDD66dUrD2/HUIqlpw5QT64VKHxJN6+FCccNFb51MkEciNFyn64Nd20s2R mBr9HVi685sBQ== Received: from mail.efficios.com (mail.efficios.com [167.114.26.124]) by lists.lttng.org (Postfix) with ESMTPS id 4KJgnN6C2wzFHy for ; Wed, 16 Mar 2022 15:48:34 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mail.efficios.com (Postfix) with ESMTP id 4B8063E9121; Wed, 16 Mar 2022 15:48:28 -0400 (EDT) Received: from mail.efficios.com ([127.0.0.1]) by localhost (mail03.efficios.com [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id PJYYoRRrgEEF; Wed, 16 Mar 2022 15:48:27 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mail.efficios.com (Postfix) with ESMTP id B5CB43E9020; Wed, 16 Mar 2022 15:48:27 -0400 (EDT) DKIM-Filter: OpenDKIM Filter v2.10.3 mail.efficios.com B5CB43E9020 X-Virus-Scanned: amavisd-new at efficios.com Received: from mail.efficios.com ([127.0.0.1]) by localhost (mail03.efficios.com [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id qIrNyxNguRmx; Wed, 16 Mar 2022 15:48:27 -0400 (EDT) Received: from mail03.efficios.com (mail03.efficios.com [167.114.26.124]) by mail.efficios.com (Postfix) with ESMTP id AC9773E901F; Wed, 16 Mar 2022 15:48:27 -0400 (EDT) Date: Wed, 16 Mar 2022 15:48:27 -0400 (EDT) To: Michael Jeanson Cc: lttng-dev Message-ID: <1022626074.154650.1647460107562.JavaMail.zimbra@efficios.com> In-Reply-To: References: <795806806.151478.1647359382157.JavaMail.zimbra@efficios.com> <239772948.153082.1647437108628.JavaMail.zimbra@efficios.com> MIME-Version: 1.0 X-Originating-IP: [167.114.26.124] X-Mailer: Zimbra 8.8.15_GA_4203 (ZimbraWebClient - FF98 (Linux)/8.8.15_GA_4232) Thread-Topic: call trace while using lttng in petalinux 2019.2 (kernel 4.19) Thread-Index: 4o2B6IGfZ24ZJELIqrokrht7Dv5jSw== Subject: Re: [lttng-dev] call trace while using lttng in petalinux 2019.2 (kernel 4.19) X-BeenThere: lttng-dev@lists.lttng.org X-Mailman-Version: 2.1.39 Precedence: list List-Id: LTTng development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Mathieu Desnoyers via lttng-dev Reply-To: Mathieu Desnoyers Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: lttng-dev-bounces@lists.lttng.org Sender: "lttng-dev" ----- On Mar 16, 2022, at 10:54 AM, lttng-dev lttng-dev@lists.lttng.org wrote: > On 2022-03-16 09:25, Mathieu Desnoyers via lttng-dev wrote: >> An alternative to query the lttng-modules version, if you really cannot >> install modinfo, would >> be: >> >> strings /lib/modules/$(uname -r)/extra/lttng-tracer.ko | grep "^version=" > > Assuming a somewhat recent version of lttng-modules, the version will also be > printed to dmesg when the modules are loaded. This "LTTng: Loaded modules..." printk was added in v2.9.10 in the stable-2.9 branch of lttng-modules. I suspect that the version of lttng-modules is even older here. Thanks, Mathieu -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com _______________________________________________ lttng-dev mailing list lttng-dev@lists.lttng.org https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev