From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E4F8EC8CF for ; Wed, 19 Jul 2023 00:50:25 +0000 (UTC) Received: from mail-qk1-x731.google.com (mail-qk1-x731.google.com [IPv6:2607:f8b0:4864:20::731]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8366719B0 for ; Tue, 18 Jul 2023 17:50:20 -0700 (PDT) Received: by mail-qk1-x731.google.com with SMTP id af79cd13be357-76731802203so582286785a.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=UD+30uL5POcMqpcEZnQ4kMX9otCM3U6wVl8oVU+Hd0NfHHJcg+XLAUWU3i6cqea47X 6gNG5hnSyFq3vZlr+5EAjx2/AEiYSD02g3B+5Lqa/1mR8UGeMajTBQug5E8YCaiFJYsL LlF3ahxLsmfrnGkHnXitgKOs5Pqd/9dI4c9Qv/wGgrXPkOISh2sKiSQPnsvjmXcgzwNo HFh/UDXHolFx29/gLB1SCtspHxJvtkNMURI1PB6kmsBOpHvfkOI14lVSy0hTu57u1X+o hzAed5EqMFHE7D/HptNTn2OLvNDpOH9z9LCCi7QmO1bMbGhlIDL9ze3U1kI8Myv0FYK2 51lA== X-Gm-Message-State: ABy/qLZ2FUW40jPFzVB0vjushUEdAT008ImESHhF36NAa4/UFcs5hjaD 5slpnnl03mNL8zKJihYd5ANlEQ== 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 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit 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 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net 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 *vsk) return 0; } +static bool vsock_loopback_dgram_allow(u32 cid, u32 port); static bool vsock_loopback_seqpacket_allow(u32 remote_cid); static struct virtio_transport loopback_transport = { @@ -62,7 +63,7 @@ static struct virtio_transport loopback_transport = { .cancel_pkt = vsock_loopback_cancel_pkt, .dgram_enqueue = virtio_transport_dgram_enqueue, - .dgram_allow = virtio_transport_dgram_allow, + .dgram_allow = vsock_loopback_dgram_allow, .stream_dequeue = virtio_transport_stream_dequeue, .stream_enqueue = virtio_transport_stream_enqueue, @@ -95,6 +96,11 @@ static struct virtio_transport loopback_transport = { .send_pkt = vsock_loopback_send_pkt, }; +static bool vsock_loopback_dgram_allow(u32 cid, u32 port) +{ + return true; +} + static bool vsock_loopback_seqpacket_allow(u32 remote_cid) { return true; -- 2.30.2