From patchwork Wed Jul 19 07:47:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Hawkins Jiawei X-Patchwork-Id: 13318488 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D964FC001B0 for ; Wed, 19 Jul 2023 07:49:48 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qM1uo-00007p-Q9; Wed, 19 Jul 2023 03:48:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qM1uY-0008UM-Dn for qemu-devel@nongnu.org; Wed, 19 Jul 2023 03:47:53 -0400 Received: from mail-pl1-x634.google.com ([2607:f8b0:4864:20::634]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qM1uW-00027u-Ph for qemu-devel@nongnu.org; Wed, 19 Jul 2023 03:47:50 -0400 Received: by mail-pl1-x634.google.com with SMTP id d9443c01a7336-1b9ecf0cb4cso40906745ad.2 for ; Wed, 19 Jul 2023 00:47:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1689752867; x=1692344867; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=OQXPMit78wxXOLwUXAdy/5EGNJNucIHi6SIpfnSqqAI=; b=WvhYJEm27ZNlSgl7NGonGEMJ7Lsgu+4o+UsrZueMrdvsVUrUVZ3PLtJTyspR8AxDdz pCROssillsbTAIw0nhajuoy+KGA0MGQ8yMhd8qSZKkCYHiVHop70jvtbISHx27BJ/Nzb 0w2MyWs8+f8uPVmnRmPEgy9KfvW6hzUZdcftHYTuW2GiE4YTK7yynLm8nLtJeIuQRa80 E2wGRfKH+HKaU/xOJtntNiOQeCRK8oiXLR0NcQfjG2CniPw5JHoTiVIKj/3dtL2E8DK6 0LE05dprL0Xx1XL5i8vMkutfgiGBIbDxRiM7aB8MV3IzURtZ0h0E31g6f5jBjznWE60Z dICg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689752867; x=1692344867; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=OQXPMit78wxXOLwUXAdy/5EGNJNucIHi6SIpfnSqqAI=; b=gI8orso0gjZCH+65P7jnZGvqElXOEysNBYAcErsk+HjqSpla24enVh1j3fER7Pi0hV GyVS0o+WGFSlmX0ebUdqqdMw8PrRIhzqrG8R4sL+R3FxO3yYO0CL3OcdS6rWDzd0JEaO bZfBLLitWM1xH30yVT5p7TpCN3hvAzJjFMZj4kqfRvDgj3EWm7Msv1FM0d8pcSLqJEz8 +cgthy8I1etQ6f7Dx3/G2iSvAwlizyw4viKS+vvQEWOeOyIpP3l0QElnPAE3CzQTu2fI JelG99ZNEb2b5CcvVNK4q7JwjFJ03aaLQSAT7K8kxato/nW2PwTqYr/qnjIUFU9SmUza dbtQ== X-Gm-Message-State: ABy/qLYHD2OGcTWbw9Ox/xUwLsuoQGAAhLObh9qE99o4p/bPAHzTCTYA BOEJh6s14W+oBwk+mCO7RkM= X-Google-Smtp-Source: APBJJlGgBiyU96KqNmR6NqfgWimiqfVkl/pvQM77pvJz7i2mGAZruMCwfTbwuKFm/fv+tdiLIwkKQw== X-Received: by 2002:a17:902:e810:b0:1b6:8a99:4979 with SMTP id u16-20020a170902e81000b001b68a994979mr2307598plg.22.1689752867339; Wed, 19 Jul 2023 00:47:47 -0700 (PDT) Received: from localhost ([183.242.254.166]) by smtp.gmail.com with ESMTPSA id je19-20020a170903265300b001b8528da516sm3216400plb.116.2023.07.19.00.47.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Jul 2023 00:47:47 -0700 (PDT) From: Hawkins Jiawei To: jasowang@redhat.com, mst@redhat.com, eperezma@redhat.com Cc: qemu-devel@nongnu.org, yin31149@gmail.com, 18801353760@163.com Subject: [PATCH 2/4] virtio-net: Expose MAX_VLAN Date: Wed, 19 Jul 2023 15:47:29 +0800 Message-Id: <9106e247646f3808d0b0c4be948f2217bbfd8fd1.1689690854.git.yin31149@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::634; envelope-from=yin31149@gmail.com; helo=mail-pl1-x634.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org vhost-vdpa shadowed CVQ needs to know the maximum number of vlans supported by the virtio-net device, so QEMU can restore the VLAN state in a migration. Co-developed-by: Eugenio Pérez Signed-off-by: Eugenio Pérez Signed-off-by: Hawkins Jiawei --- hw/net/virtio-net.c | 2 -- include/hw/virtio/virtio-net.h | 6 ++++++ 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index d20d5a63cd..a32672039d 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -49,8 +49,6 @@ #define VIRTIO_NET_VM_VERSION 11 -#define MAX_VLAN (1 << 12) /* Per 802.1Q definition */ - /* previously fixed value */ #define VIRTIO_NET_RX_QUEUE_DEFAULT_SIZE 256 #define VIRTIO_NET_TX_QUEUE_DEFAULT_SIZE 256 diff --git a/include/hw/virtio/virtio-net.h b/include/hw/virtio/virtio-net.h index 5f5dcb4572..93f3bb5d97 100644 --- a/include/hw/virtio/virtio-net.h +++ b/include/hw/virtio/virtio-net.h @@ -38,6 +38,12 @@ OBJECT_DECLARE_SIMPLE_TYPE(VirtIONet, VIRTIO_NET) /* Maximum VIRTIO_NET_CTRL_MAC_TABLE_SET unicast + multicast entries. */ #define MAC_TABLE_ENTRIES 64 +/* + * The maximum number of VLANs in the VLAN filter table + * added by VIRTIO_NET_CTRL_VLAN_ADD + */ +#define MAX_VLAN (1 << 12) /* Per 802.1Q definition */ + typedef struct virtio_net_conf { uint32_t txtimer;