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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 7F351C433ED for ; Wed, 19 May 2021 16:31:41 +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 132FD61006 for ; Wed, 19 May 2021 16:31:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 132FD61006 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]:56858 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ljP6h-0004zC-VV for qemu-devel@archiver.kernel.org; Wed, 19 May 2021 12:31:40 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34296) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ljP4n-0002Al-Ig for qemu-devel@nongnu.org; Wed, 19 May 2021 12:29:41 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:50966) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ljP4m-00057l-3s for qemu-devel@nongnu.org; Wed, 19 May 2021 12:29:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1621441779; 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=+kHOjQsXC/K2n38pcbsFNStVeupnDFmkXVqAbKuxVWo=; b=dAjnADT1bCapyKAUEK6dJkpyb/Gp+8GYH4ojRBuafc9jhampQYLzPAmOMXGo0/vzifVLE3 8mWYEdXzjD1zzWoP6NS6Q/7asTP/icdeIo1wEelE4aqflB0SRvz7pe9Z9T5t8L+d9o3xs1 07gfgGFwcSS0QAoYPQaONBOKGNJZn7A= 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-50-HfP3HZ3COZWfBf3K6Djmdw-1; Wed, 19 May 2021 12:29:36 -0400 X-MC-Unique: HfP3HZ3COZWfBf3K6Djmdw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C9F7C1005E40; Wed, 19 May 2021 16:29:34 +0000 (UTC) Received: from eperezma.remote.csb (ovpn-113-65.ams2.redhat.com [10.36.113.65]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4C1C15D6AC; Wed, 19 May 2021 16:29:28 +0000 (UTC) From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= To: qemu-devel@nongnu.org Subject: [RFC v3 02/29] vhost: Save masked_notifier state Date: Wed, 19 May 2021 18:28:36 +0200 Message-Id: <20210519162903.1172366-3-eperezma@redhat.com> In-Reply-To: <20210519162903.1172366-1-eperezma@redhat.com> References: <20210519162903.1172366-1-eperezma@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=eperezma@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -31 X-Spam_score: -3.2 X-Spam_bar: --- X-Spam_report: (-3.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.39, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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: Parav Pandit , "Michael S. Tsirkin" , Jason Wang , Juan Quintela , Markus Armbruster , virtualization@lists.linux-foundation.org, Harpreet Singh Anand , Xiao W Wang , Stefan Hajnoczi , Eli Cohen , Michael Lilja , Stefano Garzarella Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" It will be used to configure shadow virtqueue. Shadow virtqueue will relay the device->guest notifications, so vhost need to be able to tell the masking status. Reviewed-by: Stefan Hajnoczi Signed-off-by: Eugenio Pérez --- include/hw/virtio/vhost.h | 1 + hw/virtio/vhost.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/include/hw/virtio/vhost.h b/include/hw/virtio/vhost.h index 4a8bc75415..ac963bf23d 100644 --- a/include/hw/virtio/vhost.h +++ b/include/hw/virtio/vhost.h @@ -28,6 +28,7 @@ struct vhost_virtqueue { unsigned avail_size; unsigned long long used_phys; unsigned used_size; + bool notifier_is_masked; EventNotifier masked_notifier; struct vhost_dev *dev; }; diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index bbc2f228b5..40f9f64ebd 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -1527,6 +1527,8 @@ void vhost_virtqueue_mask(struct vhost_dev *hdev, VirtIODevice *vdev, int n, r = hdev->vhost_ops->vhost_set_vring_call(hdev, &file); if (r < 0) { VHOST_OPS_DEBUG("vhost_set_vring_call failed"); + } else { + hdev->vqs[index].notifier_is_masked = mask; } } -- 2.27.0