Received: by 2002:a05:6a10:2726:0:0:0:0 with SMTP id ib38csp33681pxb; Mon, 4 Apr 2022 23:06:17 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyG1VOIWnbp2tgaHDfXCkhAJBDVWTxFAHNiFs3zN7RRfyv/v/UjKDLETXyx2Tycngkqhjcc X-Received: by 2002:a17:907:724d:b0:6df:ff4c:8941 with SMTP id ds13-20020a170907724d00b006dfff4c8941mr1910476ejc.10.1649138777630; Mon, 04 Apr 2022 23:06:17 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1649138777; cv=none; d=google.com; s=arc-20160816; b=YHlQWkmOB+hb3w49RmWY57O4vF6ffGoG0My1f7HODAMHI+6uSNepHpDWUlLyUtrE8V xNuaGlEtUJq4h6ApGFhUj0C9i0wuvIdWa+vwf57OD6L0F4nPQfSXB6jHKhNev2cDn+7s 5C/7s3xbBA+oR7NWwEocCsPXCmQuPBD6OcXO5K1AbvbpEFF4Cs5wzPHLsIwkfP3xFAVO I0MT9spWdq+ycHA73eY60xbM7IZqt89hRQ3zYqT0OaF3d09C2kZKMEm+wnwNS6BzAG1k Y9E9n7aDmXT1KQYS8kKB4rXce7WWnzOL1igjdgvWt7+xMwuFC1yZpFlwxteJC2iseDst 5e7w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :dkim-signature; bh=Rgq5iROBrypUjKZXC6G4OewAtE9hWW/Gme2bB8GXjJo=; b=zKMAIil8fVw4YGDJVp+RX/cCXWEeNwHMi5/Pif/m56bhjaoyKF3Ie0x4l3u1Fk9RGc QXra1ZzoGbps2c1s9fWD6vUXDx5UzS3Xis2PNC+UAUWPvb/4ZK9mzoumECqUqFtoZGJA P9PSTENDmbocJ19De8ww1qFOe8OOVQZ+CTiThT70oIxncYVCfV81pwajsQk/8UE0UE66 80AleviJ0bjrTLA8YR4TraKzQ//gGJNidrU095frFnxPploXfRl8XU9a0S1khmY0hpzW RQ/N+FSkID8I8ryyMe4Zpw1hvsg1YH0kDkdCw1mNvIqyX0184qQHy7kkZlYUFzbZIxGF y0Kw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=MCJVV7ek; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id d24-20020a1709064c5800b006df76385dc4si3832417ejw.612.2022.04.04.23.05.53; Mon, 04 Apr 2022 23:06:17 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=MCJVV7ek; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230019AbiDEGB5 (ORCPT + 99 others); Tue, 5 Apr 2022 02:01:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35052 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229454AbiDEGBz (ORCPT ); Tue, 5 Apr 2022 02:01:55 -0400 Received: from mail-ej1-x635.google.com (mail-ej1-x635.google.com [IPv6:2a00:1450:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C95FBA2; Mon, 4 Apr 2022 22:59:58 -0700 (PDT) Received: by mail-ej1-x635.google.com with SMTP id i27so17296214ejd.9; Mon, 04 Apr 2022 22:59:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=Rgq5iROBrypUjKZXC6G4OewAtE9hWW/Gme2bB8GXjJo=; b=MCJVV7ek7/4/fiFRv/NT7c2FM1qIfwLkTOvYlBNbwfuCxCybryCTWxitSQbpLTlXHf 2P1hD5dtOcBTcZcMVVNl4vMqQVkzBz5nNcZd5iS6NGgRK8YUfx8XUjeMblQJUikYP6Yd H2ob+aNdEu6f+jfK3D4Iqe0+R6Eq0BJF1jVWjVul+BvVg795DbfYXsxC0WZ8r7mATelO Hc71Vx5HOT8NbnMF8ejW0r558CYKaoVWthdeh0YXTPJFPTlgSpAMMUG2NcNp9DwnsnZ1 63FGeLbOKRpFm0YcQyg/D+1yXxFcCJCnPKxnUnOChVDacAMEgFNYoqkEFbN3tN+EcBy4 TiRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=Rgq5iROBrypUjKZXC6G4OewAtE9hWW/Gme2bB8GXjJo=; b=KcCo7INtA7lSgN4ZdN2qm6Oa6bL++h1eZK+/EcvfPEf7NhSLRXHj4ZIFBhVxg/AogF aEJTlOFsUa2osQI2m98ZJTalvLyXmDZ806DV510c8RglpDaaJDksuWUHOXra1QB3XCu1 0XQa3ot/5U8kQAKlSy57nfQ9HsUqL7pUbydnXQNhUQWsDJAS17W7tPFvxPaaGQFx3GcZ FgbEtr27BDK5G2Ps1sGa0QxJQ+UjInrKdWD8ZEjPU7ctqUGCMz925R+lF6AgDUkb2SH8 HTzBo7At0yty/lYXepzBVP/a6haYCzC9ibezsm3b52Ef9q45QWmj5K5tszaqGFl1u6e7 KS3A== X-Gm-Message-State: AOAM531OjytEn6y+t4RnkEId9f6EN1VKa5jGRn3raZU9F645jl8ohidl R2Z0Z1PexxgCDwLKkxYEUMc= X-Received: by 2002:a17:907:97c7:b0:6e0:defd:342d with SMTP id js7-20020a17090797c700b006e0defd342dmr1835770ejc.231.1649138397017; Mon, 04 Apr 2022 22:59:57 -0700 (PDT) Received: from hoboy.vegasvil.org (81-223-89-254.static.upcbusiness.at. [81.223.89.254]) by smtp.gmail.com with ESMTPSA id dn4-20020a17090794c400b006dbec4f4acbsm5199369ejc.6.2022.04.04.22.59.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Apr 2022 22:59:56 -0700 (PDT) Date: Mon, 4 Apr 2022 22:59:54 -0700 From: Richard Cochran To: Michael Walle Cc: Andrew Lunn , davem@davemloft.net, grygorii.strashko@ti.com, kuba@kernel.org, kurt@linutronix.de, linux-kernel@vger.kernel.org, linux@armlinux.org.uk, mlichvar@redhat.com, netdev@vger.kernel.org, qiangqing.zhang@nxp.com, vladimir.oltean@nxp.com Subject: Re: [PATCH RFC V1 net-next 3/4] net: Let the active time stamping layer be selectable. Message-ID: <20220405055954.GB91955@hoboy.vegasvil.org> References: <20220104014215.GA20062@hoboy.vegasvil.org> <20220404150508.3945833-1-michael@walle.cc> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 04, 2022 at 07:12:11PM +0200, Michael Walle wrote: > That would make sense. I guess what bothers me with the current > mechanism is that a feature addition to the PHY in the *future* (the > timestamping support) might break a board - or at least changes the > behavior by suddenly using PHY timestamping. That is a good point, but then something will break in any case. Thanks, Richard