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=-2.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 90466C76195 for ; Thu, 18 Jul 2019 09:16:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 69FE92173B for ; Thu, 18 Jul 2019 09:16:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="XcrP5o1P" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389532AbfGRJQ0 (ORCPT ); Thu, 18 Jul 2019 05:16:26 -0400 Received: from hqemgate16.nvidia.com ([216.228.121.65]:5885 "EHLO hqemgate16.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726423AbfGRJQZ (ORCPT ); Thu, 18 Jul 2019 05:16:25 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate16.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Thu, 18 Jul 2019 02:16:22 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Thu, 18 Jul 2019 02:16:24 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Thu, 18 Jul 2019 02:16:24 -0700 Received: from [10.21.132.148] (10.124.1.5) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 18 Jul 2019 09:16:22 +0000 Subject: Re: [PATCH net-next 3/3] net: stmmac: Introducing support for Page Pool To: Jose Abreu , "linux-kernel@vger.kernel.org" , "netdev@vger.kernel.org" , "linux-stm32@st-md-mailman.stormreply.com" , "linux-arm-kernel@lists.infradead.org" CC: Joao Pinto , "David S . Miller" , Giuseppe Cavallaro , Alexandre Torgue , Maxime Coquelin , Maxime Ripard , Chen-Yu Tsai , linux-tegra References: <1b254bb7fc6044c5e6e2fdd9e00088d1d13a808b.1562149883.git.joabreu@synopsys.com> <29dcc161-f7c8-026e-c3cc-5adb04df128c@nvidia.com> From: Jon Hunter Message-ID: <6a6bac84-1d29-2740-1636-d3adb26b6bcc@nvidia.com> Date: Thu, 18 Jul 2019 10:16:20 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: X-Originating-IP: [10.124.1.5] X-ClientProxiedBy: HQMAIL101.nvidia.com (172.20.187.10) To HQMAIL107.nvidia.com (172.20.187.13) Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1563441382; bh=UBDBYe0xiPnNZ74u75kBQZUwZo4ZFBRzV7GqHtAk+fk=; h=X-PGP-Universal:Subject:To:CC:References:From:Message-ID:Date: User-Agent:MIME-Version:In-Reply-To:X-Originating-IP: X-ClientProxiedBy:Content-Type:Content-Language: Content-Transfer-Encoding; b=XcrP5o1PxtdUUz1qXpHkhMNzaV8bSChNtZMYT0uDV8m0MKu9ZEk24ssqQh2mfrOfg RSgP4hkKw4iUoi/dEpQge0mcAnMmuXX/rihVFAXg77kiaa9clb5wIKZOaVnW/rk9So jFzaT2aAzMdgwzRLHzNYjhD1sjPBiKN2BO7xjHBWQ3U/oQ6Brcz9Y82IlD2xdWdnIR cucRi5ZVTLiYtGuR9KWixMB8bDdLtJfnClHXCHr6lujxfhQ4gsRtOAJnKI/qMjLyHi LoCXUfe4/gRkNvShaTpVqmWg417ciLc24py02AeY0n6l1Qz59fhY9MNRa51moxDjGJ PeUXuf+3jqsNg== Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 18/07/2019 08:48, Jose Abreu wrote: > From: Jon Hunter > Date: Jul/17/2019, 19:58:53 (UTC+00:00) > >> Let me know if you have any thoughts. > > Can you try attached patch ? Yes this did not help. I tried enabling the following but no more output is seen. CONFIG_DMA_API_DEBUG=y CONFIG_DMA_API_DEBUG_SG=y Have you tried using NFS on a board with this ethernet controller? Cheers, Jon -- nvpublic