From patchwork Mon Mar 15 16:34:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefano Garzarella X-Patchwork-Id: 12140063 X-Patchwork-Delegate: kuba@kernel.org 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=-16.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 B564CC4332D for ; Mon, 15 Mar 2021 16:37:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9893964F35 for ; Mon, 15 Mar 2021 16:37:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232373AbhCOQg4 (ORCPT ); Mon, 15 Mar 2021 12:36:56 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:38781 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234138AbhCOQgg (ORCPT ); Mon, 15 Mar 2021 12:36:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1615826192; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=KLOfu+3tvxBM9AOvHodnhHFlNdGDVuA5IWmra+LYM2A=; b=e5UUp/8HeyIDbLxJicpmn+TOApHIhjtHDzl/s1r1rzLLtrUsCOJRD9nLZ2xYDJZhqCAV3Z Bv48q+OB1Lt7jXRn5UPdIqhkVthbs7Ye7FwZUvLG1EehhJcEXROGjaVWX1ZmH6aclkHnrb wAkZnXEcPeOjfMQE/s2b51bQAuUtynQ= 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-329-ScObpkMJPE2pysMQHktPLQ-1; Mon, 15 Mar 2021 12:36:24 -0400 X-MC-Unique: ScObpkMJPE2pysMQHktPLQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 0FE7394DE2; Mon, 15 Mar 2021 16:36:23 +0000 (UTC) Received: from steredhat.redhat.com (ovpn-114-1.ams2.redhat.com [10.36.114.1]) by smtp.corp.redhat.com (Postfix) with ESMTP id BB0265FC17; Mon, 15 Mar 2021 16:36:20 +0000 (UTC) From: Stefano Garzarella To: virtualization@lists.linux-foundation.org Cc: netdev@vger.kernel.org, Xie Yongji , Laurent Vivier , Stefan Hajnoczi , linux-kernel@vger.kernel.org, Max Gurtovoy , Jason Wang , Parav Pandit , "Michael S. Tsirkin" , kvm@vger.kernel.org Subject: [PATCH v4 09/14] vhost/vdpa: use get_config_size callback in vhost_vdpa_config_validate() Date: Mon, 15 Mar 2021 17:34:45 +0100 Message-Id: <20210315163450.254396-10-sgarzare@redhat.com> In-Reply-To: <20210315163450.254396-1-sgarzare@redhat.com> References: <20210315163450.254396-1-sgarzare@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Let's use the new 'get_config_size()' callback available instead of using the 'virtio_id' to get the size of the device config space. Signed-off-by: Stefano Garzarella Acked-by: Jason Wang --- drivers/vhost/vdpa.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index e0a27e336293..7ae4080e57d8 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -188,13 +188,8 @@ static long vhost_vdpa_set_status(struct vhost_vdpa *v, u8 __user *statusp) static int vhost_vdpa_config_validate(struct vhost_vdpa *v, struct vhost_vdpa_config *c) { - long size = 0; - - switch (v->virtio_id) { - case VIRTIO_ID_NET: - size = sizeof(struct virtio_net_config); - break; - } + struct vdpa_device *vdpa = v->vdpa; + long size = vdpa->config->get_config_size(vdpa); if (c->len == 0) return -EINVAL;