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=-4.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 6F24EC433E7 for ; Sat, 17 Oct 2020 14:20:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3050F20756 for ; Sat, 17 Oct 2020 14:20:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602944449; bh=MlLcGAmr9JWymolHAXnLBcXm6VpyIqHq55mEcGChNN8=; h=From:Date:Subject:To:List-ID:From; b=lan0OAJFeUGN08zocnTfzNpF9+DwoPFveaC9FldvNs7liFULPuZ2E49gROxLB94nP 1s0XG2DKWtqBethYlL+71kcD873Ito9vDlHR9zz45WaL59PAeD1egLITHWMQxYFvaK 9+w4SRduIXvdBG7e2evq06Rq0Sr1uwPPM641bv4c= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2438316AbgJQOUs (ORCPT ); Sat, 17 Oct 2020 10:20:48 -0400 Received: from mail.kernel.org ([198.145.29.99]:37314 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392579AbgJQOUs (ORCPT ); Sat, 17 Oct 2020 10:20:48 -0400 Received: from mail-ot1-f43.google.com (mail-ot1-f43.google.com [209.85.210.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 85598207C4 for ; Sat, 17 Oct 2020 14:20:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602944447; bh=MlLcGAmr9JWymolHAXnLBcXm6VpyIqHq55mEcGChNN8=; h=From:Date:Subject:To:From; b=sYAbe35DugQjVa7PgRzsOxt4kTVxzn1dzsZzzhs/SUhzhumme7j8IK76726z3mRC6 NzZpwprwBGilREQ6X/K4uCeANDBllJsxVSQETa2EnARjhfNT6EXOD+wvmdbG/RR3hX Sq5GHXfIhr/lJ3u0j4RAgjQgomatyCZMXJKgikxU= Received: by mail-ot1-f43.google.com with SMTP id n15so5394391otl.8 for ; Sat, 17 Oct 2020 07:20:47 -0700 (PDT) X-Gm-Message-State: AOAM533VlWqOdATMv6ZsGjg/d8RzYZnYsTD9gBlvb4bcf+tzq3yxA+A5 Ebjxp7OJcFy2vwNLogW8giNVEJU8tyU4E75RRwQ= X-Google-Smtp-Source: ABdhPJw8h7CRrDEqNKJXivZk4DLL8c0l7ev16knYbi+d6hep1Qk0FEBcZkLuOnzrTvb2xh303KBRlpKo+lnr/vIlOE4= X-Received: by 2002:a9d:6c92:: with SMTP id c18mr6019200otr.108.1602944446843; Sat, 17 Oct 2020 07:20:46 -0700 (PDT) MIME-Version: 1.0 From: Ard Biesheuvel Date: Sat, 17 Oct 2020 16:20:36 +0200 X-Gmail-Original-Message-ID: Message-ID: Subject: realtek PHY commit bbc4d71d63549 causes regression To: "open list:BPF JIT for MIPS (32-BIT AND 64-BIT)" , Ilias Apalodimas , Willy Liu , "David S. Miller" , Jakub Kicinski , Sasha Levin , Andrew Lunn , Florian Fainelli , Heiner Kallweit , Masahisa Kojima Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello all, I just upgraded my arm64 SynQuacer box to 5.8.16 and lost all network connectivity. This box has a on-SoC socionext 'netsec' network controller wired to a Realtek 80211e PHY, and this was working without problems until the following commit was merged commit bbc4d71d63549bcd003a430de18a72a742d8c91e Author: Willy Liu Date: Tue Sep 29 10:10:49 2020 +0800 net: phy: realtek: fix rtl8211e rx/tx delay config It was backported to v5.8 as b9f0dcfbfc07719be7cc732cda4e609280704605 The commit log in question is a bit vague, as it does not explain what is wrong with the commit it aims to fix, or what the changes are meant to achieve. Since it breaks h/w in the field, can we please revert it? (and backport the revert?) Regards, Ard.