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=-5.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 58263C3A5A2 for ; Fri, 23 Aug 2019 17:58:57 +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 3181721019 for ; Fri, 23 Aug 2019 17:58:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3181721019 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]:60597 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i1Dpw-00032y-49 for qemu-devel@archiver.kernel.org; Fri, 23 Aug 2019 13:58:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34505) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i1DoB-0000xk-TB for qemu-devel@nongnu.org; Fri, 23 Aug 2019 13:57:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i1DoA-0008TE-KB for qemu-devel@nongnu.org; Fri, 23 Aug 2019 13:57:07 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50270) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1i1DoA-0008Sw-FD for qemu-devel@nongnu.org; Fri, 23 Aug 2019 13:57:06 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C67B019CF8E for ; Fri, 23 Aug 2019 17:57:05 +0000 (UTC) Received: from dgilbert-t580.localhost (ovpn-117-244.ams2.redhat.com [10.36.117.244]) by smtp.corp.redhat.com (Postfix) with ESMTP id D35611C92A; Fri, 23 Aug 2019 17:56:59 +0000 (UTC) From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, stefanha@redhat.com, vgoyal@redhat.com Date: Fri, 23 Aug 2019 18:56:55 +0100 Message-Id: <20190823175657.12085-1-dgilbert@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Fri, 23 Aug 2019 17:57:05 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v2 0/2] Add virtio-fs (experimental) 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: virtio-fs@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: "Dr. David Alan Gilbert" Hi, This pair of patches adds the core of the virtio-fs support to qemu; it's marked experimental since the kernel patch and spec changes aren't in yet; but they're bubbling along. While the spec change is still in progress; the ID number is already reserved. A future set of patches will add the optional DAX mapping support. The actual qemu change is pretty minimal, since it's really only a virtio device with some queues. Some links: Mailing list: https://www.redhat.com/mailman/listinfo/virtio-fs Dev tree: Including filesystem daemon: https://gitlab.com/virtio-fs/qem= u kernel: https://gitlab.com/virtio-fs/linux virtio spec changes: https://lists.oasis-open.org/archives/virtio-dev/2= 01908/msg00104.html v2: Renamed num_queues to num_request_queues Add a not-reached assert to vuf_handle_output Kill the one bit of notification queue off Use the same trick as vhost-user-scsi to calculate the number of vectors for the PCI device Dr. David Alan Gilbert (2): virtio: add vhost-user-fs base device virtio: add vhost-user-fs-pci device configure | 13 + hw/virtio/Makefile.objs | 2 + hw/virtio/vhost-user-fs-pci.c | 85 ++++++ hw/virtio/vhost-user-fs.c | 297 ++++++++++++++++++++ include/hw/virtio/vhost-user-fs.h | 45 +++ include/standard-headers/linux/virtio_fs.h | 41 +++ include/standard-headers/linux/virtio_ids.h | 1 + 7 files changed, 484 insertions(+) create mode 100644 hw/virtio/vhost-user-fs-pci.c create mode 100644 hw/virtio/vhost-user-fs.c create mode 100644 include/hw/virtio/vhost-user-fs.h create mode 100644 include/standard-headers/linux/virtio_fs.h --=20 2.21.0