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=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 2DBB9C432C0 for ; Mon, 2 Dec 2019 17:19:29 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EC68920833 for ; Mon, 2 Dec 2019 17:19:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="LiVPHB0v" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EC68920833 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:40662 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ibpM7-0005sk-Rq for qemu-devel@archiver.kernel.org; Mon, 02 Dec 2019 12:19:27 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:43299) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ibpJU-0004hQ-Tm for qemu-devel@nongnu.org; Mon, 02 Dec 2019 12:16:48 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ibpJQ-0000xR-Tw for qemu-devel@nongnu.org; Mon, 02 Dec 2019 12:16:43 -0500 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:46702 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ibpJP-0000Zu-K6 for qemu-devel@nongnu.org; Mon, 02 Dec 2019 12:16:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1575306980; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=L12ECLkdm91LCX9QCzp4XoaCF03EEhf5AqaJSgB45zE=; b=LiVPHB0vFYMSZvvTdWGeusUVjYz13owkUeqXERESsKhmwkdVkR34SxWMIcuKCRhOXxQ6AQ 6Yca/cLqIDAec7hqUEsTIzxaooSNzpgO99oOjTsjZcJPbOLoGLny03qf37O8yrjUKQ+DCu ePedraoGGF4rO02YKdRLo63qFt4ebBA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-384-KHhaXdNuP_KmXy8xcgl3_g-1; Mon, 02 Dec 2019 12:16:17 -0500 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 36484477 for ; Mon, 2 Dec 2019 17:16:16 +0000 (UTC) Received: from ptitpuce (ovpn-116-85.ams2.redhat.com [10.36.116.85]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C41415D9E5; Mon, 2 Dec 2019 17:16:08 +0000 (UTC) References: <20191125185021.GB3767@work-vm> User-agent: mu4e 1.3.5; emacs 26.2 From: Christophe de Dinechin To: qemu-devel@nongnu.org Subject: Re: virtiofsd: Where should it live? In-reply-to: <20191125185021.GB3767@work-vm> Message-ID: Date: Mon, 02 Dec 2019 18:16:02 +0100 MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-MC-Unique: KHhaXdNuP_KmXy8xcgl3_g-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.61 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mszeredi@redhat.com, berrange@redhat.com, stefanha@redhat.com, vgoyal@redhat.com, marcandre.lureau@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Dr. David Alan Gilbert writes: > Hi, > There's been quite a bit of discussion about where virtiofsd, our > implemenation of a virtiofs daemon, should live. I'd like to get > this settled now, because I'd like to tidy it up for the next > qemu cycle. > > For reference it's based on qemu's livhost-user+chunks of libfuse. > It can't live in libfuse because we change enough of the library > to break their ABI. It's C, and we've got ~100 patches - which > we can split into about 3 chunks. > > Some suggestions so far: > a) In contrib > This is my current working assumption; the main objection is it's > a bit big and pulls in a chunk of libfuse. > > b) In a submodule > > c) Just separate In so far as there is much discussion of "multi-process qemu", I wonder if it would not be time to create a "processes" subdirectory, and have virtiofsd be the first entry there. Thomas Huth suggested "tools", but I tend to read "tools" as things that are used during the build process. > > Your suggestions/ideas please. My preference is (a). > > Dave -- Cheers, Christophe de Dinechin (IRC c3d)