From nobody Mon Feb 9 06:34:26 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1659463873; cv=none; d=zohomail.com; s=zohoarc; b=kvjEUCR2FEQAW4GdrndGFu6UjrWwI+K0sl1cFO9EejETVlsKclaImMf6lDJqPzHutbTxd85v3KS4xWt6XU+SRnWs/XbRKDA87IZBNTKooCEsDavvQB6SqNRRbDgsd7OIm/eGooin5+qFyNiFC/g29P6FNRnrPxjGfYxGdDuFcsw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1659463873; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=H0MEFEcFCR3nJf5Fpaw1GnXU3DYzE09pfSEcIvOnUoE=; b=e6XhnFgcuPYFJ73qdRmVGJiIOQ4VJXWF6HNX5HALrgSir4eplwliNT0cm28NRjwFUXQbns4FhSaECMDjTeafdhhLwMZRk+kQu+HSaerM2A5tvTFrQasObDoq+LhLJsUQqsQbBWD7zlYpU11mnbciaHtrFZtI4fr3zK0P2Jf/NYY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1659463873665434.8583740681769; Tue, 2 Aug 2022 11:11:13 -0700 (PDT) Received: from localhost ([::1]:56562 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oIwMK-0002BI-JY for importer@patchew.org; Tue, 02 Aug 2022 14:11:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58158) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oIw9W-0001PO-Kd for qemu-devel@nongnu.org; Tue, 02 Aug 2022 13:57:58 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:44837) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oIw9U-0003gZ-P5 for qemu-devel@nongnu.org; Tue, 02 Aug 2022 13:57:58 -0400 Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-615-ptabsn4CMoCBS6qoPscipg-1; Tue, 02 Aug 2022 13:57:54 -0400 Received: from smtp.corp.redhat.com (int-mx09.intmail.prod.int.rdu2.redhat.com [10.11.54.9]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1E9D1801755; Tue, 2 Aug 2022 17:57:54 +0000 (UTC) Received: from eperezma.remote.csb (unknown [10.39.192.36]) by smtp.corp.redhat.com (Postfix) with ESMTP id 566C4492C3B; Tue, 2 Aug 2022 17:57:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1659463076; 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=H0MEFEcFCR3nJf5Fpaw1GnXU3DYzE09pfSEcIvOnUoE=; b=HPsAWRtfJ/eaJSRO2YxgFerMNVJor0fhMwF9lrNdv6grdBxWCw4N/mDSGiZRuvIgjOyY7o ivl+M6XxwJihzCKqbhkMenT0Ue0moKibcnCHCBZ4Tdw+UL5O9XWI0rsrF+r1T9MZ/FkmBY 4Lqh5elZ5Av/SqEnoGvkBi5jp9EoY9Y= X-MC-Unique: ptabsn4CMoCBS6qoPscipg-1 From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= To: qemu-devel@nongnu.org Cc: Eli Cohen , Stefano Garzarella , Parav Pandit , Markus Armbruster , Gautam Dawar , Stefan Hajnoczi , Harpreet Singh Anand , "Gonglei (Arei)" , Paolo Bonzini , Eric Blake , "Michael S. Tsirkin" , Laurent Vivier , Cornelia Huck , Cindy Lu , Jason Wang , Liuxiangdong , Zhu Lingshan Subject: [PATCH v5 06/10] vdpa: Make vhost_vdpa_net_cvq_map_elem accept any out sg Date: Tue, 2 Aug 2022 19:57:27 +0200 Message-Id: <20220802175731.312115-7-eperezma@redhat.com> In-Reply-To: <20220802175731.312115-1-eperezma@redhat.com> References: <20220802175731.312115-1-eperezma@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 2.85 on 10.11.54.9 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; 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: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1659463874589100001 So its generic enough to accept any out sg buffer and we can inject NIC state messages. Signed-off-by: Eugenio P=C3=A9rez --- v5: Accept out sg instead of dev_buffers[] --- net/vhost-vdpa.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index 33bf3d6409..2421bca347 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -302,16 +302,16 @@ dma_map_err: } =20 /** - * Copy the guest element into a dedicated buffer suitable to be sent to N= IC + * Maps out sg and in buffer into dedicated buffers suitable to be sent to= NIC */ -static bool vhost_vdpa_net_cvq_map_elem(VhostVDPAState *s, - VirtQueueElement *elem, - size_t *out_len) +static bool vhost_vdpa_net_cvq_map_sg(VhostVDPAState *s, + const struct iovec *out, size_t out_= num, + size_t *out_len) { size_t in_copied; bool ok; =20 - ok =3D vhost_vdpa_cvq_map_buf(&s->vhost_vdpa, elem->out_sg, elem->out_= num, + ok =3D vhost_vdpa_cvq_map_buf(&s->vhost_vdpa, out, out_num, vhost_vdpa_net_cvq_cmd_len(), s->cvq_cmd_out_buffer, out_len, false); if (unlikely(!ok)) { @@ -435,7 +435,8 @@ static int vhost_vdpa_net_handle_ctrl_avail(VhostShadow= Virtqueue *svq, }; bool ok; =20 - ok =3D vhost_vdpa_net_cvq_map_elem(s, elem, &dev_buffers[0].iov_len); + ok =3D vhost_vdpa_net_cvq_map_sg(s, elem->out_sg, elem->out_num, + &dev_buffers[0].iov_len); if (unlikely(!ok)) { goto out; } --=20 2.31.1