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vhost-user: disconnect on start failure

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If the backend failed to start (for example feature negociation failed),
do not exit, but disconnect the char device instead. Slightly more
robust for reconnect case.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Tested-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Reviewed-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Reviewed-by: Victor Kaplansky <victork@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-06-06 18:45:03 +02:00 committed by Michael S. Tsirkin
parent 7d9d17f71e
commit 0d572afd52
1 changed files with 2 additions and 1 deletions
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3
net/vhost-user.c
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@ -202,7 +202,8 @@ static void net_vhost_user_event(void *opaque, int event)
s->watch = qemu_chr_fe_add_watch(s->chr, G_IO_HUP,
net_vhost_user_watch, s);
if (vhost_user_start(queues, ncs) < 0) {
exit(1);
qemu_chr_disconnect(s->chr);
return;
}
qmp_set_link(name, true, &err);
break;