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Merge remote-tracking branch 'stefanha/net' into staging

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* stefanha/net:
  tap: reset vnet header size on open

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Anthony Liguori 2012-11-26 08:18:06 -06:00
commit f8c4382e2c
1 changed files with 7 additions and 0 deletions
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7
net/tap.c
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@ -341,6 +341,13 @@ static TAPState *net_tap_fd_init(NetClientState *peer,
s->using_vnet_hdr = 0;
s->has_ufo = tap_probe_has_ufo(s->fd);
tap_set_offload(&s->nc, 0, 0, 0, 0, 0);
/*
* Make sure host header length is set correctly in tap:
* it might have been modified by another instance of qemu.
*/
if (tap_probe_vnet_hdr_len(s->fd, s->host_vnet_hdr_len)) {
tap_fd_set_vnet_hdr_len(s->fd, s->host_vnet_hdr_len);
}
tap_read_poll(s, 1);
s->vhost_net = NULL;
return s;