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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4165FC2BA19 for ; Mon, 13 Apr 2020 04:21:05 +0000 (UTC) Received: from vger.kernel.org (unknown [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0904D2072B for ; Mon, 13 Apr 2020 04:21:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0904D2072B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=davemloft.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=netdev-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726954AbgDMET1 (ORCPT ); Mon, 13 Apr 2020 00:19:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.18]:58548 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725775AbgDMET1 (ORCPT ); Mon, 13 Apr 2020 00:19:27 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5CF2AC0A3BE0 for ; Sun, 12 Apr 2020 21:19:27 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 504B0127AFC04; Sun, 12 Apr 2020 21:19:26 -0700 (PDT) Date: Sun, 12 Apr 2020 21:19:25 -0700 (PDT) Message-Id: <20200412.211925.400624643622219681.davem@davemloft.net> To: leon@kernel.org Cc: kuba@kernel.org, leonro@mellanox.com, arjan@linux.intel.com, xiyou.wangcong@gmail.com, jhs@mojatatu.com, jiri@resnulli.us, netdev@vger.kernel.org Subject: Re: [PATCH net v1] net/sched: Don't print dump stack in event of transmission timeout From: David Miller In-Reply-To: <20200412060854.334895-1-leon@kernel.org> References: <20200412060854.334895-1-leon@kernel.org> X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Sun, 12 Apr 2020 21:19:26 -0700 (PDT) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This is cause by a device"overwhelmed with traffic"? Sounds like normal operation to me. That's a bug, and the driver handling the device with this problem should adjust how it implements TX timeouts to accomodate this.