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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id AEAA1C433F5 for ; Fri, 21 Jan 2022 21:13:04 +0000 (UTC) Received: from localhost ([::1]:41108 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nB1DQ-0004nR-Eu for qemu-devel@archiver.kernel.org; Fri, 21 Jan 2022 16:13:01 -0500 Received: from eggs.gnu.org ([209.51.188.92]:59080) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nB0ax-0007hV-5s for qemu-devel@nongnu.org; Fri, 21 Jan 2022 15:33:19 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:39284) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nB0aj-0004Ru-6b for qemu-devel@nongnu.org; Fri, 21 Jan 2022 15:33:02 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1642797180; 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=mX1u+VRvEu/MKYJ+9U6Q5yB4hfXrY2qAQfHNhif0XMQ=; b=FWhjIyvvNQkvqgV/jKq4IyLiAHE1lS2gTnZTCbQ126tR0iQ9OWXQ45zhAlBitAMvaQYLIa cwVbuGoZoBwhqVChfzV1Iz6q5OJ+bfk+ckN1/5rXZ0oe8I3mJYI0dhod0teLuDn7lDTbLG WJNprdSuUAkfRqfFX22L8Lg3896IOmA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-439--6SNr3USMI2VgkbkekxEAQ-1; Fri, 21 Jan 2022 15:32:57 -0500 X-MC-Unique: -6SNr3USMI2VgkbkekxEAQ-1 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 mimecast-mx01.redhat.com (Postfix) with ESMTPS id 70C951018721; Fri, 21 Jan 2022 20:32:55 +0000 (UTC) Received: from eperezma.remote.csb (unknown [10.39.193.239]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7EFF916A31; Fri, 21 Jan 2022 20:32:50 +0000 (UTC) From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= To: qemu-devel@nongnu.org Subject: [PATCH 15/31] vdpa: Add vhost_svq_get_num Date: Fri, 21 Jan 2022 21:27:17 +0100 Message-Id: <20220121202733.404989-16-eperezma@redhat.com> In-Reply-To: <20220121202733.404989-1-eperezma@redhat.com> References: <20220121202733.404989-1-eperezma@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 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=170.10.129.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.699, 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_H3=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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Parav Pandit , Cindy Lu , "Michael S. Tsirkin" , Jason Wang , Juan Quintela , Richard Henderson , Markus Armbruster , Gautam Dawar , virtualization@lists.linux-foundation.org, Eduardo Habkost , Harpreet Singh Anand , Xiao W Wang , Peter Xu , Stefan Hajnoczi , Eli Cohen , Paolo Bonzini , Zhu Lingshan , Eric Blake , Stefano Garzarella Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This reports the guest's visible SVQ effective length, not the device's one. Signed-off-by: Eugenio Pérez --- hw/virtio/vhost-shadow-virtqueue.h | 1 + hw/virtio/vhost-shadow-virtqueue.c | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/hw/virtio/vhost-shadow-virtqueue.h b/hw/virtio/vhost-shadow-virtqueue.h index 3521e8094d..035207a469 100644 --- a/hw/virtio/vhost-shadow-virtqueue.h +++ b/hw/virtio/vhost-shadow-virtqueue.h @@ -29,6 +29,7 @@ const EventNotifier *vhost_svq_get_svq_call_notifier( const VhostShadowVirtqueue *svq); void vhost_svq_get_vring_addr(const VhostShadowVirtqueue *svq, struct vhost_vring_addr *addr); +uint16_t vhost_svq_get_num(const VhostShadowVirtqueue *svq); size_t vhost_svq_driver_area_size(const VhostShadowVirtqueue *svq); size_t vhost_svq_device_area_size(const VhostShadowVirtqueue *svq); diff --git a/hw/virtio/vhost-shadow-virtqueue.c b/hw/virtio/vhost-shadow-virtqueue.c index 0f2c2403ff..f129ec8395 100644 --- a/hw/virtio/vhost-shadow-virtqueue.c +++ b/hw/virtio/vhost-shadow-virtqueue.c @@ -212,6 +212,11 @@ void vhost_svq_get_vring_addr(const VhostShadowVirtqueue *svq, addr->used_user_addr = (uint64_t)svq->vring.used; } +uint16_t vhost_svq_get_num(const VhostShadowVirtqueue *svq) +{ + return svq->vring.num; +} + size_t vhost_svq_driver_area_size(const VhostShadowVirtqueue *svq) { size_t desc_size = sizeof(vring_desc_t) * svq->vring.num; -- 2.27.0