From patchwork Fri Apr 22 13:53:54 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fam Zheng X-Patchwork-Id: 8912101 Return-Path: X-Original-To: patchwork-qemu-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 8B50D9F39A for ; Fri, 22 Apr 2016 13:54:38 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 03C0420221 for ; Fri, 22 Apr 2016 13:54:38 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5164B201F5 for ; Fri, 22 Apr 2016 13:54:37 +0000 (UTC) Received: from localhost ([::1]:33550 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1atbXY-00087l-Kw for patchwork-qemu-devel@patchwork.kernel.org; Fri, 22 Apr 2016 09:54:36 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40027) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1atbXA-0007tK-8L for qemu-devel@nongnu.org; Fri, 22 Apr 2016 09:54:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1atbX6-0004c7-ND for qemu-devel@nongnu.org; Fri, 22 Apr 2016 09:54:12 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52841) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1atbX4-0004bU-Lz; Fri, 22 Apr 2016 09:54:06 -0400 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 3F4B66265F; Fri, 22 Apr 2016 13:54:06 +0000 (UTC) Received: from ad.usersys.redhat.com (dhcp-15-133.nay.redhat.com [10.66.15.133]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u3MDrrJE015068; Fri, 22 Apr 2016 09:54:03 -0400 From: Fam Zheng To: qemu-devel@nongnu.org Date: Fri, 22 Apr 2016 21:53:54 +0800 Message-Id: <1461333236-5942-4-git-send-email-famz@redhat.com> In-Reply-To: <1461333236-5942-1-git-send-email-famz@redhat.com> References: <1461333236-5942-1-git-send-email-famz@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Fri, 22 Apr 2016 13:54:06 +0000 (UTC) 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 v3 for-2.6 3/5] virtio: Mark host notifiers as external X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , qemu-block@nongnu.org, "Michael S. Tsirkin" , Jeff Cody , Max Reitz , Stefan Hajnoczi , Paolo Bonzini Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The effect of this change is the block layer drained section can work, for example when mirror job is being completed. Signed-off-by: Fam Zheng --- hw/virtio/virtio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index fffa09f..30ede3d 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -1829,10 +1829,10 @@ void virtio_queue_set_host_notifier_fd_handler(VirtQueue *vq, bool assign, bool set_handler) { if (assign && set_handler) { - event_notifier_set_handler(&vq->host_notifier, false, + event_notifier_set_handler(&vq->host_notifier, true, virtio_queue_host_notifier_read); } else { - event_notifier_set_handler(&vq->host_notifier, false, NULL); + event_notifier_set_handler(&vq->host_notifier, true, NULL); } if (!assign) { /* Test and clear notifier before after disabling event,