From 131f10cdcf17dc6155aed240618a5f286d6ca06f Mon Sep 17 00:00:00 2001
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Wed, 17 Mar 2010 13:07:50 +0200
Subject: tap: add interface to get device fd

Will be used by vhost to attach/detach to backend.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---
 net/tap.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'net/tap.c')

diff --git a/net/tap.c b/net/tap.c
index 672b0ee0b4..c19740b584 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -270,6 +270,13 @@ 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 = {
-- 
cgit v1.2.3