From nobody Thu Jan 23 03:17:04 2025 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=1737453695; cv=none; d=zohomail.com; s=zohoarc; b=bwxyE98eMHObJocTvW0kdycv8+1ytoiff5HLlmXgICs8559fb65b9eNNxeblzxs69/6ok36gdbRxHp3mmZvoh0BBIUlVQGy5SY8TXz00GBS1vXHvbEF8BAIo0ZBr1+M1+BGB0sw5PhTP7T0S9fE09yCa9NqCHeVEHMGgtuMGVc4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1737453695; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=M4H+TKaSnMmZT7BBnMw3xJyInDC4K0UjFRJ3slxO+5I=; b=kMSbs4ABWoiD9RF7LlUkqC5aL+dKUtb8PrHiaZJVxgPfmmp0ovYbEZA4ADy07SWIAd3SMLj/am/Pj0Iy5a2FPdbNgcy+IaIa5wLubCuIIQu0D8hnVM3FVl+BZ+LU/t6v+UrGWnL+X3RJLsEn6XwrwNEQzKsSsjFHnCMM/blH/L4= 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 1737453695237143.30392526617732; Tue, 21 Jan 2025 02:01:35 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1taB40-0001Ic-7S; Tue, 21 Jan 2025 05:00:56 -0500 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 1taB3t-0001IB-7Q for qemu-devel@nongnu.org; Tue, 21 Jan 2025 05:00:45 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1taB3q-0005ok-Ay for qemu-devel@nongnu.org; Tue, 21 Jan 2025 05:00:44 -0500 Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-616-tn8H6gYAOq-KW_sn22Tp4g-1; Tue, 21 Jan 2025 05:00:35 -0500 Received: from mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.40]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 393B819560B8 for ; Tue, 21 Jan 2025 10:00:33 +0000 (UTC) Received: from lenovo-t14s.redhat.com (unknown [10.39.193.207]) by mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id BE3D019560BF; Tue, 21 Jan 2025 10:00:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1737453639; 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; bh=M4H+TKaSnMmZT7BBnMw3xJyInDC4K0UjFRJ3slxO+5I=; b=NSWtI+wmRzN4c0UKEf/aoM2S2BeAOhXoBQHi0eVBUd1mFJhyLN25FV4M9xjLioxuEXcHAq 5wBn+PwoyFgz11qccYoGURXFHwedg1hqFrRMQ4oppQTBxvzYvhdzJi4RFcbECR9X0DJBsh JwVNz8H0pvzQ5zVXDCA9vp9l7ZMO7pQ= X-MC-Unique: tn8H6gYAOq-KW_sn22Tp4g-1 X-Mimecast-MFC-AGG-ID: tn8H6gYAOq-KW_sn22Tp4g From: Laurent Vivier To: qemu-devel@nongnu.org Cc: Jason Wang , "Michael S. Tsirkin" , Stefano Garzarella Subject: [PATCH] vhost-user: Silence unsupported VHOST_USER_PROTOCOL_F_RARP error Date: Tue, 21 Jan 2025 11:00:29 +0100 Message-ID: <20250121100029.1106973-1-lvivier@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.40 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=170.10.133.124; envelope-from=lvivier@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -50 X-Spam_score: -5.1 X-Spam_bar: ----- X-Spam_report: (-5.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-3, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.036, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1737453696337019000 Content-Type: text/plain; charset="utf-8" In vhost_user_receive() if vhost_net_notify_migration_done() reports an error we display on the console: Vhost user backend fails to broadcast fake RARP This message can be useful if there is a problem to execute VHOST_USER_SEND_RARP but it is useless if the backend doesn't support VHOST_USER_PROTOCOL_F_RARP. Don't report the error if vhost_net_notify_migration_done() returns -ENOTSUP (from vhost_user_migration_done()) Update vhost_net-stub.c to return -ENOTSUP too. Signed-off-by: Laurent Vivier --- hw/net/vhost_net-stub.c | 2 +- net/vhost-user.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/net/vhost_net-stub.c b/hw/net/vhost_net-stub.c index 72df6d757e4d..875cd6c2b9c8 100644 --- a/hw/net/vhost_net-stub.c +++ b/hw/net/vhost_net-stub.c @@ -93,7 +93,7 @@ void vhost_net_config_mask(VHostNetState *net, VirtIODevi= ce *dev, bool mask) =20 int vhost_net_notify_migration_done(struct vhost_net *net, char* mac_addr) { - return -1; + return -ENOTSUP; } =20 VHostNetState *get_vhost_net(NetClientState *nc) diff --git a/net/vhost-user.c b/net/vhost-user.c index 12555518e838..636fff8a84a2 100644 --- a/net/vhost-user.c +++ b/net/vhost-user.c @@ -146,7 +146,7 @@ static ssize_t vhost_user_receive(NetClientState *nc, c= onst uint8_t *buf, =20 r =3D vhost_net_notify_migration_done(s->vhost_net, mac_addr); =20 - if ((r !=3D 0) && (display_rarp_failure)) { + if ((r !=3D 0) && (r !=3D -ENOTSUP) && (display_rarp_failure)) { fprintf(stderr, "Vhost user backend fails to broadcast fake RARP\n"); fflush(stderr); --=20 2.47.1