From patchwork Thu Feb 4 15:28:30 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Michael S. Tsirkin" X-Patchwork-Id: 77041 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o14FViGZ018426 for ; Thu, 4 Feb 2010 15:31:44 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932835Ab0BDPbm (ORCPT ); Thu, 4 Feb 2010 10:31:42 -0500 Received: from mx1.redhat.com ([209.132.183.28]:27989 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932478Ab0BDPbl (ORCPT ); Thu, 4 Feb 2010 10:31:41 -0500 Received: from int-mx02.intmail.prod.int.phx2.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id o14FVfVm003023 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Thu, 4 Feb 2010 10:31:41 -0500 Received: from redhat.com (vpn2-9-138.ams2.redhat.com [10.36.9.138]) by int-mx02.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with SMTP id o14FVdKr005601 for ; Thu, 4 Feb 2010 10:31:40 -0500 Date: Thu, 4 Feb 2010 17:28:30 +0200 From: "Michael S. Tsirkin" To: kvm@vger.kernel.org Subject: [PATCH 12/20] tap: add interface to get device fd Message-ID: <20100204152830.GM8461@redhat.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.19 (2009-01-05) X-Scanned-By: MIMEDefang 2.67 on 10.5.11.12 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Thu, 04 Feb 2010 15:31:45 +0000 (UTC) diff --git a/net/tap.c b/net/tap.c index d3492de..7e9ca79 100644 --- a/net/tap.c +++ b/net/tap.c @@ -269,6 +269,13 @@ static void tap_poll(VLANClientState *nc, bool enable) tap_write_poll(s, enable); } +int tap_get_fd(VLANClientState *nc) +{ + TAPState *s = DO_UPCAST(TAPState, nc, nc); + assert(nc->info->type == NET_CLIENT_TYPE_TAP); + return s->fd; +} + /* fd support */ static NetClientInfo net_tap_info = { diff --git a/net/tap.h b/net/tap.h index 538a562..a244b28 100644 --- a/net/tap.h +++ b/net/tap.h @@ -48,4 +48,6 @@ int tap_probe_vnet_hdr(int fd); int tap_probe_has_ufo(int fd); void tap_fd_set_offload(int fd, int csum, int tso4, int tso6, int ecn, int ufo); +int tap_get_fd(VLANClientState *vc); + #endif /* QEMU_NET_TAP_H */