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=-7.3 required=3.0 tests=BAYES_00,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 9F078C433E6 for ; Thu, 4 Mar 2021 14:08:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E20064F23 for ; Thu, 4 Mar 2021 14:08:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233119AbhCDOHP (ORCPT ); Thu, 4 Mar 2021 09:07:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57800 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234429AbhCDOG6 (ORCPT ); Thu, 4 Mar 2021 09:06:58 -0500 Received: from fieldses.org (fieldses.org [IPv6:2600:3c00:e000:2f7::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E8F84C061574 for ; Thu, 4 Mar 2021 06:06:17 -0800 (PST) Received: by fieldses.org (Postfix, from userid 2815) id 679FB2501; Thu, 4 Mar 2021 09:06:17 -0500 (EST) DKIM-Filter: OpenDKIM Filter v2.11.0 fieldses.org 679FB2501 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fieldses.org; s=default; t=1614866777; bh=AHcKltRMjiboF0SoVx/4lrog17KGSq7xUS6DJ7b4Hrk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=fJDwgKRnM1Mvdb1XwLkSxcsJfOCo4vmcqSi9AKKbO9eyhzHfHKZ+AogfHhQm9xxms bMJZbe2TFvsTK83Uxp+nqJcVDlitCp5XUxrE/WpwgKgIqrd46fczqTaOLIE6a99fnM KDft64DjfQpbo0rkac4pdN+RFcQJxTyd8S+p/0b0= Date: Thu, 4 Mar 2021 09:06:17 -0500 From: "J. Bruce Fields" To: Steve Dickson Cc: Linux NFS Mailing list Subject: Re: [PATCH 0/7 V4] The NFSv4 only mounting daemon. Message-ID: <20210304140617.GB17512@fieldses.org> References: <20210219200815.792667-1-steved@redhat.com> <20210224203053.GF11591@fieldses.org> <1553fb2d-9b8e-f8eb-8c72-edcd14a2ad08@RedHat.com> <20210303152342.GA1282@fieldses.org> <376b6b0a-5679-4692-cfdb-b8c7919393a5@RedHat.com> <20210303215415.GE3949@fieldses.org> <20210303221730.GH3949@fieldses.org> <80610f08-6f8d-1390-1875-068e63e744eb@RedHat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <80610f08-6f8d-1390-1875-068e63e744eb@RedHat.com> User-Agent: Mutt/1.5.21 (2010-09-15) Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org On Thu, Mar 04, 2021 at 08:57:28AM -0500, Steve Dickson wrote: > Personally I see this is the first step away from V3... > > So what we don't need is all that RPC code, all the different mounting > versions... no RPC code at all, which also means no need for libtirpc... > That is a lot of code that goes away, which I think is a good thing. libtirpc is a shared library, it'll still be loaded as long as anyone needs it, and I'm not convinced we'll be able to get rid of all users. > I never thought it was a good idea to have mountd process > the v4 upcalls... I always thought it should be a different > deamon... and now we have one. > > A simple daemon that only processes v4 upcalls. I really do get the appeal, I've always liked the idea too. I'm not sure it's bringing us a real practical advantage at this point, compared to rpc.mountd, which can act either as a daemon that only processes v4 upcalls or can do both, depending on how you start it. --b.