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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 322B5C433EF for ; Tue, 28 Sep 2021 22:06:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 09F2D6137A for ; Tue, 28 Sep 2021 22:06:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243003AbhI1WIU (ORCPT ); Tue, 28 Sep 2021 18:08:20 -0400 Received: from clt-mbsout-01.mbs.boeing.net ([130.76.144.162]:34870 "EHLO clt-mbsout-01.mbs.boeing.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242130AbhI1WIT (ORCPT ); Tue, 28 Sep 2021 18:08:19 -0400 X-Greylist: delayed 349 seconds by postgrey-1.27 at vger.kernel.org; Tue, 28 Sep 2021 18:08:19 EDT Received: from localhost (localhost [127.0.0.1]) by clt-mbsout-01.mbs.boeing.net (8.15.2/8.15.2/DOWNSTREAM_MBSOUT) with SMTP id 18SM0kue003445; Tue, 28 Sep 2021 18:00:47 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=boeing.com; s=boeing-s1912; t=1632866447; bh=jGnTl+RmFuKPzvN1USmOwFn4l1rm+WXsMhWL0lQit4Y=; h=From:To:Subject:Date:From; b=dRsRQDThoUo1ohH5rWKGsrT0x2CcNAr6At8dm+vSjNp+1AC+ho/OEiyiWTHlunObr QD1T3iVSNqqj17ghT93ddRnB7v0wcdPAM/dXp/BCL7sTW6oSt/yCp4iMNYvFwN2Pp6 nPndHW7h545wacrGLAvLtPp3Pq0gMj88juwMataSFaTonvyQ8ncu7Mx+cZnhDR7URj PLCYA6pfGDquS/922R/LDfuh3JgktChBZ/aXwAkYdnu98EBWtuLVtf9sfF36+5wPel TXnTmeVjOjSEGhnSgdK4ZzJqSKShEe6T7k5H0uVVVt0xKujatzTobjlQYirIYCsvRN JUtIHq5MIDOHg== Received: from XCH16-07-09.nos.boeing.com (xch16-07-09.nos.boeing.com [144.115.66.111]) by clt-mbsout-01.mbs.boeing.net (8.15.2/8.15.2/8.15.2/UPSTREAM_MBSOUT) with ESMTPS id 18SM0acE003271 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Tue, 28 Sep 2021 18:00:36 -0400 Received: from XCH16-07-10.nos.boeing.com (144.115.66.112) by XCH16-07-09.nos.boeing.com (144.115.66.111) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2308.14; Tue, 28 Sep 2021 15:00:35 -0700 Received: from XCH16-07-10.nos.boeing.com ([fe80::1522:f068:5766:53b5]) by XCH16-07-10.nos.boeing.com ([fe80::1522:f068:5766:53b5%2]) with mapi id 15.01.2308.014; Tue, 28 Sep 2021 15:00:35 -0700 From: "Templin (US), Fred L" To: "netdev@vger.kernel.org" Subject: Turn on net_dbg_ratelimited() diagnostics in linux-5.10.67 ? Thread-Topic: Turn on net_dbg_ratelimited() diagnostics in linux-5.10.67 ? Thread-Index: Ade0s4nZxuhCLpn+RL6xay6lH9EkLg== Date: Tue, 28 Sep 2021 22:00:35 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [137.137.12.6] x-tm-snts-smtp: 1C786E1956D05F352960E5FA206845158C52AB7A1CA2A66C3B24CECF7A1D22692000:8 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-TM-AS-GCONF: 00 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi, it has been a while since I have delved into linux kernel networking in= ternals, and it appears that diagnostics-generation code has been significantly clea= ned up over the years since I last checked. I am working in linux-5.10.67, and I s= ee that network diagnostics are now generated by calls to "net_dbg_ratelimited()" b= ut that these seem to be disabled by default. How can I turn on net_dbg_ratelimited() diagnostics, and once enabled where do I go to see the diagnostics output? Thanks - Fred