From patchwork Tue Oct 11 10:41:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Eugenio Perez Martin X-Patchwork-Id: 13003821 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9AEDDC433F5 for ; Tue, 11 Oct 2022 10:42:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229819AbiJKKmM (ORCPT ); Tue, 11 Oct 2022 06:42:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229811AbiJKKmL (ORCPT ); Tue, 11 Oct 2022 06:42:11 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E6091857CD for ; Tue, 11 Oct 2022 03:42:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1665484930; 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=3DZzVaTb8ZcE2rexgrMNXJqh3vRsjkFL61vNK5okDmI=; b=RP8hqSI5GsdueLyZyeaSPMrPxsgEQSPOlZQQ0HL3VhaktHG6S7YMqf4Y83igt3g5yOcG5x kwgAGN41W/NDZLukf+WuRNiwavTsDGcjxSaYCLpb009gxVa9+eqagGveMoAxgJhCeT8CzU iZ8AIeJst1RR749wdzgFQmQwPGhkUvI= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-632-sOY-PxuONzalk5cMh8gaHA-1; Tue, 11 Oct 2022 06:42:04 -0400 X-MC-Unique: sOY-PxuONzalk5cMh8gaHA-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 8D9B5299E742; Tue, 11 Oct 2022 10:42:03 +0000 (UTC) Received: from eperezma.remote.csb (unknown [10.39.193.104]) by smtp.corp.redhat.com (Postfix) with ESMTP id 6524B53592D; Tue, 11 Oct 2022 10:42:00 +0000 (UTC) From: =?utf-8?q?Eugenio_P=C3=A9rez?= To: qemu-devel@nongnu.org Cc: Gautam Dawar , "Michael S. Tsirkin" , Zhu Lingshan , Jason Wang , Si-Wei Liu , Paolo Bonzini , Eli Cohen , Parav Pandit , Laurent Vivier , Stefano Garzarella , Stefan Hajnoczi , "Gonglei (Arei)" , Cindy Lu , Liuxiangdong , Cornelia Huck , kvm@vger.kernel.org, Harpreet Singh Anand Subject: [PATCH v5 1/6] vdpa: Use v->shadow_vqs_enabled in vhost_vdpa_svqs_start & stop Date: Tue, 11 Oct 2022 12:41:49 +0200 Message-Id: <20221011104154.1209338-2-eperezma@redhat.com> In-Reply-To: <20221011104154.1209338-1-eperezma@redhat.com> References: <20221011104154.1209338-1-eperezma@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org This function used to trust in v->shadow_vqs != NULL to know if it must start svq or not. This is not going to be valid anymore, as qemu is going to allocate svq unconditionally (but it will only start them conditionally). Signed-off-by: Eugenio Pérez --- hw/virtio/vhost-vdpa.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 7468e44b87..7f0ff4df5b 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -1029,7 +1029,7 @@ static bool vhost_vdpa_svqs_start(struct vhost_dev *dev) Error *err = NULL; unsigned i; - if (!v->shadow_vqs) { + if (!v->shadow_vqs_enabled) { return true; } @@ -1082,7 +1082,7 @@ static void vhost_vdpa_svqs_stop(struct vhost_dev *dev) { struct vhost_vdpa *v = dev->opaque; - if (!v->shadow_vqs) { + if (!v->shadow_vqs_enabled) { return; }