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=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 D386FCA9EAF for ; Thu, 24 Oct 2019 17:26:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AAEB1205F4 for ; Thu, 24 Oct 2019 17:26:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="ba87kEAd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2503802AbfJXR0E (ORCPT ); Thu, 24 Oct 2019 13:26:04 -0400 Received: from mout.gmx.net ([212.227.17.21]:55403 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389384AbfJXR0E (ORCPT ); Thu, 24 Oct 2019 13:26:04 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1571937941; bh=KY68C9Yu5htKWu3Gi59bYPna7hMIfwfzLjRCUgSfA84=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=ba87kEAdPGHzcF9yZLUldTeAelIG+B6EH41VfPWNJBP5pjil2oyErGHZPmPojmMdZ AeGv281bxMW4mAWNkaxutopdZuI7l5mubwgYKvZuzTfgyp7HQz1PF3ll9efTC45W0Y 5i0JHhTDJ7lTDTJbsmkhhJ0e2HIjvcnzINtvFWk0= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [192.168.1.162] ([37.4.249.112]) by mail.gmx.com (mrgmx104 [212.227.17.168]) with ESMTPSA (Nemesis) id 1MK3Rm-1ij3VL0mVC-00LVdz; Thu, 24 Oct 2019 19:25:41 +0200 Subject: Re: [PATCH] net: usb: lan78xx: Use phy_mac_interrupt() for interrupt handling To: Daniel Wagner , Sebastian Andrzej Siewior Cc: Jakub Kicinski , UNGLinuxDriver@microchip.com, netdev@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, Woojung Huh , Marc Zyngier , Andrew Lunn , Jisheng Zhang , Thomas Gleixner References: <20191018082817.111480-1-dwagner@suse.de> <20191018131532.dsfhyiilsi7cy4cm@linutronix.de> <20191022101747.001b6d06@cakuba.netronome.com> <20191023074719.gcov5xfrcvns5tlg@beryllium.lan> <20191023080640.zcw2f2v7fpanoewm@beryllium.lan> <20191024104317.32bp32krrjmfb36p@linutronix.de> <20191024110610.lwwy75dkgwjdxml6@beryllium.lan> <20191024141216.wz2dcdxy4mrl2q5a@beryllium.lan> From: Stefan Wahren Message-ID: <78ab19da-2f30-86e0-fad1-667f5e6ba8b1@gmx.net> Date: Thu, 24 Oct 2019 19:25:37 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191024141216.wz2dcdxy4mrl2q5a@beryllium.lan> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US X-Provags-ID: V03:K1:hjlWqLnBbTZvsRMVvhS9+KeBYXyxE0wxS2hKJr3tZpXeXnUQWSG 52b4hCqDmBhPy53d+ftQ4wk08A/dNzBCP033Q4y1jRMHjsqc2r+tz1caYLeZ+vaLzy4tkbF x2+hULAO513/i8B4DU/fRSUQ7Az4vHZQ3WJekcgrWjiQ2qzFT18+El14i15TEg9v+wZlOz2 OCdt/JHCzN6CW2RMawymA== X-UI-Out-Filterresults: notjunk:1;V03:K0:eG/2jn090SA=:jlq9kslPHqyYUttM5c5zip oDhA/ZDnF2wu7OMPeFDpb+FTPw7jnSTTGeemYZxbmLM9BonU8Vo1k2d6vZWfur6trpuD7MvGt Y7Qr+j82KYiLB0POZo6NbRr19Kzl05xk5s9WJvTBElPX1VFaC/ty1VEBdcBnUCav2eBK0Pm1e X1inHueW9v+alntHNx2M5SEqfgbZ/XQUGYJfEBw5VbY4OkUxe+FE4NG/B5dRG9ewT/o00rSUj zX+wTbPRg5O+loHXcnKYDSjBWKwzYmObrv0aDfFvVSz4leSq0gYFJNF2YrtVGVMrWVLbzma1u h/52lkoGhyUWVS8B1dmjNsLLtE2Eh9qB2nPnY4QhTZm1zkeGpO5o38IMLeRf/xTteClBdr5eV 9CFSHdDLq7Q84TANLjw+Pxto1n0PkQoj7fI+04FZGA1vcK63/A5KK29Cj4FJfzRb9tiA3hars etmOP844lFdsMTOEwF0479spzMfn07fASbdSLZ6U7kdw6HIKAoiVSLfjXUeWJqG0Sp286WLuI fwK8Vj9qltIrJwZzd1PvD+JeaN3DEW8bexq5SQpksvMMiL0uspIKDQ1UFdbt4xqMx09THzqKf b6JWU2+5rRand2yaWFAS5bj9VVSLs0SQOsl1S6B4f0GgOqc2gh2Oy9goOGQgmj7l+Joviyddy FfgzL5nuEoftl8PgaEjOM5G5KSGj1nbOnlUk/vjopLSOo5VwaZ7PIfm+ReYUUyVlf2pPqp/EQ DSIkttdQlBqIjYxvI2YUPgRQhyydSpcuv0BCMzEgAKRQekC7UoTJyN8eF8kxwblf5ZJu95QgE E/Mie8G1Vq/ohm1+rvkJEdEpXjjGbDktnFs0USTpRiYZiBzbVBOEiEEx5GMApfTBtBjmd0R76 qKWQFcD/0aG3P2bkHcz9rvWDYT5NeyC5c8fHvomlCExrMkn+WhBFlTmy2hwSVSRsoFJIoAynf SSBs66wHHuConiLYJrJ4zjIPugIuEp7WUA8Xk1Ty253HGbhIhwxBeRicoY0w4/eEohnW5HxkQ OM9h2oepH46A7Sal0ca29e7AmOcqQNfMKb5TvGC5Vxm7WBcLgabiyuZf5/u7taioa3jBktZ5y x9Kf6Iq6rK30bpfqJ/4D+n3jFjn6rpi0l/5SXYEUlLdWU93GvR7KTusoL//0qdI24jqZSTr1+ FXj3p5wB2OKGcdqH3LFtNoDb3JWvtxJS6xTY2sb81Ek/udv+irkDaUtzQsbgWqV7et9ptNy5b gioi/Fd8uFqLXxkIE3CbVf3u+oYRqvcI9EGJts7FgYCsMorohrHLgTzYV1m0= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Daniel, Am 24.10.19 um 16:12 schrieb Daniel Wagner: > On Thu, Oct 24, 2019 at 01:06:10PM +0200, Daniel Wagner wrote: > > Sebastians suggested to try the RPi kernel. The rpi-5.2.y kernel > behaves exactly the same. That is one PHY interrupt and later on NFS > timeouts. > > According their website the current shipped RPi kernel is in version > 4.18. Here is what happends with rpi-4.18.y: No, it's 4.19. It's always a LTS kernel. I'm curious, what's the motivation behind this? The rpi tree contains additional hacks, so i'm not sure the results are comparable. Also the USB host driver is a different one. > There are no NFS timeouts and commands like 'apt update' work reasoble > fast. So no long delays or hangs. Time to burn this hardware. Since enabling lan78xx for Raspberry Pi 3B+, we found a lot of driver issues. So i'm not really surprised, that there are still more of them. Thanks Stefan