From nobody Mon Nov 10 17:40:38 2025 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 09FA2EB64DD for ; Wed, 19 Jul 2023 00:51:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230295AbjGSAvb (ORCPT ); Tue, 18 Jul 2023 20:51:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47046 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230200AbjGSAvE (ORCPT ); Tue, 18 Jul 2023 20:51:04 -0400 Received: from mail-qk1-x730.google.com (mail-qk1-x730.google.com [IPv6:2607:f8b0:4864:20::730]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ED88718D for ; Tue, 18 Jul 2023 17:50:20 -0700 (PDT) Received: by mail-qk1-x730.google.com with SMTP id af79cd13be357-76731802203so582286485a.3 for ; Tue, 18 Jul 2023 17:50:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1689727819; x=1692319819; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=xWt1YKpD8soekZyHz3lCaTewqjrH2L6FY0Axo6M4fj8=; b=W6pVQ6BRHiDGSffnATfPbkdw7LAkbCWNOgEeVD9GxenwUIT3vGKQ1XNpdCGV2dE5U0 lJeJ+JLDX+zXBHDl/VjOXmwS8BMhZ5XSG25WsyCdQ1L7J1PUQeS7wchneIdZXrXnew5c KKW0gqXZEEH92kEOE7IFf+JTQHYcqqcD5rraPp2jJH3XKCssNhQOiNEh9IpZfQ4eBiwF aDJXTPexVb1OPGgbnTlIM42X66c35BOEx7O4i0WJKVhEhHUmfAKxktnatfdWGkr0RmVV O4BHQmBBgupnNG76/x2nogVrYfJ8M7gCIWAYec8ZDmCl1QIBGbUBLQtvMORRGTgded45 YoTw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689727819; x=1692319819; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xWt1YKpD8soekZyHz3lCaTewqjrH2L6FY0Axo6M4fj8=; b=R8I84tkwpfczKlGhKTiTCV2JLh/4/l7U0Pzb2cCrTV0KX7BmVTUBQxj/1p2v22p3qs 3pgFGnHYODtwYu23brhPLEPHkFvQFal4vG5fDdMQOQSZs3KMmC4jIPIzlnX19JyVFi5c Y1alI7kRk3erP8NfobNPeMyDIP2ANZnOSm+bXhBGh9C0KG1wZGZmKLTf6ivF2aMfHmkX 0gofo9SIkoXk+AmLogrbM0fbQela3w5tgypWsANb6djFzScCiOYrcVXLpiUz5hcLmmdF WStQAVBiRrPdoZMKPiZCOBQpP0j1R5FE8YoxkcVUIGz67rZJnW+zuHcXmZsqcVT9pW9q Gdaw== X-Gm-Message-State: ABy/qLZvd1BQuk+moknq4VBS1LB/Ggqeo+a91Q+ct9/60CQn/r8eYZx+ B3ExNE4wfJSfz5Bp3u/TflR+sw== X-Google-Smtp-Source: APBJJlHlr5fgVo8mkuODl1Dwkic1o2QVA09u8BmndZImg2CIQFGpHVbXt0o/MKbDV9LRej7dfBzW4w== X-Received: by 2002:a05:620a:2401:b0:767:f2c2:7e64 with SMTP id d1-20020a05620a240100b00767f2c27e64mr19481527qkn.63.1689727819403; Tue, 18 Jul 2023 17:50:19 -0700 (PDT) Received: from [172.17.0.7] ([130.44.212.112]) by smtp.gmail.com with ESMTPSA id c5-20020a05620a11a500b0076738337cd1sm968696qkk.1.2023.07.18.17.50.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Jul 2023 17:50:19 -0700 (PDT) From: Bobby Eshleman Date: Wed, 19 Jul 2023 00:50:16 +0000 Subject: [PATCH RFC net-next v5 12/14] vsock/loopback: implement datagram support MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230413-b4-vsock-dgram-v5-12-581bd37fdb26@bytedance.com> References: <20230413-b4-vsock-dgram-v5-0-581bd37fdb26@bytedance.com> In-Reply-To: <20230413-b4-vsock-dgram-v5-0-581bd37fdb26@bytedance.com> To: Stefan Hajnoczi , Stefano Garzarella , "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , "K. Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Bryan Tan , Vishnu Dasa , VMware PV-Drivers Reviewers Cc: Dan Carpenter , Simon Horman , Krasnov Arseniy , kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org, bpf@vger.kernel.org, Bobby Eshleman X-Mailer: b4 0.12.2 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This commit implements datagram support for vsock loopback. Not much more than simply toggling on "dgram_allow" and continuing to use the common virtio functions. Signed-off-by: Bobby Eshleman --- net/vmw_vsock/vsock_loopback.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/net/vmw_vsock/vsock_loopback.c b/net/vmw_vsock/vsock_loopback.c index 278235ea06c4..0459b2bf7b15 100644 --- a/net/vmw_vsock/vsock_loopback.c +++ b/net/vmw_vsock/vsock_loopback.c @@ -46,6 +46,7 @@ static int vsock_loopback_cancel_pkt(struct vsock_sock *v= sk) return 0; } =20 +static bool vsock_loopback_dgram_allow(u32 cid, u32 port); static bool vsock_loopback_seqpacket_allow(u32 remote_cid); =20 static struct virtio_transport loopback_transport =3D { @@ -62,7 +63,7 @@ static struct virtio_transport loopback_transport =3D { .cancel_pkt =3D vsock_loopback_cancel_pkt, =20 .dgram_enqueue =3D virtio_transport_dgram_enqueue, - .dgram_allow =3D virtio_transport_dgram_allow, + .dgram_allow =3D vsock_loopback_dgram_allow, =20 .stream_dequeue =3D virtio_transport_stream_dequeue, .stream_enqueue =3D virtio_transport_stream_enqueue, @@ -95,6 +96,11 @@ static struct virtio_transport loopback_transport =3D { .send_pkt =3D vsock_loopback_send_pkt, }; =20 +static bool vsock_loopback_dgram_allow(u32 cid, u32 port) +{ + return true; +} + static bool vsock_loopback_seqpacket_allow(u32 remote_cid) { return true; --=20 2.30.2