From nobody Mon Feb 9 09:33:19 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1551274461168478.6668666784666; Wed, 27 Feb 2019 05:34:21 -0800 (PST) Received: from localhost ([127.0.0.1]:43812 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gyzLl-0008PU-6j for importer@patchew.org; Wed, 27 Feb 2019 08:34:17 -0500 Received: from eggs.gnu.org ([209.51.188.92]:45832) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gyzCO-00014c-Hs for qemu-devel@nongnu.org; Wed, 27 Feb 2019 08:24:38 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gyzCN-0000ZD-Dl for qemu-devel@nongnu.org; Wed, 27 Feb 2019 08:24:36 -0500 Received: from mx1.redhat.com ([209.132.183.28]:46286) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gyzCM-0000W2-TD for qemu-devel@nongnu.org; Wed, 27 Feb 2019 08:24:35 -0500 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D019FCFDB for ; Wed, 27 Feb 2019 13:24:23 +0000 (UTC) Received: from dgilbert-t580.localhost (unknown [10.36.118.3]) by smtp.corp.redhat.com (Postfix) with ESMTP id A84F560BF4; Wed, 27 Feb 2019 13:24:22 +0000 (UTC) From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, jasowang@redhat.com Date: Wed, 27 Feb 2019 13:24:09 +0000 Message-Id: <20190227132413.13213-6-dgilbert@redhat.com> In-Reply-To: <20190227132413.13213-1-dgilbert@redhat.com> References: <20190227132413.13213-1-dgilbert@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Wed, 27 Feb 2019 13:24:23 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v6 5/9] net: Add a network device specific self-announcement ability X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thuth@redhat.com, armbru@redhat.com, quintela@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" From: "Dr. David Alan Gilbert" Some network devices have a capability to do self announcements (ex: virtio-net). Add infrastructure that would allow devices to expose this ability. Signed-off-by: Vladislav Yasevich Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Michael S. Tsirkin --- include/net/net.h | 2 ++ net/announce.c | 5 +++++ 2 files changed, 7 insertions(+) diff --git a/include/net/net.h b/include/net/net.h index 075cc01267..acf0451fc4 100644 --- a/include/net/net.h +++ b/include/net/net.h @@ -60,6 +60,7 @@ typedef int (SetVnetLE)(NetClientState *, bool); typedef int (SetVnetBE)(NetClientState *, bool); typedef struct SocketReadState SocketReadState; typedef void (SocketReadStateFinalize)(SocketReadState *rs); +typedef void (NetAnnounce)(NetClientState *); =20 typedef struct NetClientInfo { NetClientDriver type; @@ -80,6 +81,7 @@ typedef struct NetClientInfo { SetVnetHdrLen *set_vnet_hdr_len; SetVnetLE *set_vnet_le; SetVnetBE *set_vnet_be; + NetAnnounce *announce; } NetClientInfo; =20 struct NetClientState { diff --git a/net/announce.c b/net/announce.c index 13ad9c2ba8..070f37a7fa 100644 --- a/net/announce.c +++ b/net/announce.c @@ -102,6 +102,11 @@ static void qemu_announce_self_iter(NICState *nic, voi= d *opaque) len =3D announce_self_create(buf, nic->conf->macaddr.a); =20 qemu_send_packet_raw(qemu_get_queue(nic), buf, len); + + /* if the NIC provides it's own announcement support, use it as well */ + if (nic->ncs->info->announce) { + nic->ncs->info->announce(nic->ncs); + } } static void qemu_announce_self_once(void *opaque) { --=20 2.20.1