[libvirt] lxc_controller: don't ignore failed "accept"

[Chris Lalancette]

On 05/20/2010 09:40 AM, Jim Meyering wrote:
>>From d4bebc04bf701e81efdd9d68ceb5b179a625e1db Mon Sep 17 00:00:00 2001
> From: Jim Meyering <meyering at redhat.com>
> Date: Thu, 20 May 2010 14:30:36 +0200
> Subject: [PATCH] lxc_controller.c: don't ignore failed "accept"
> 
> * src/lxc/lxc_controller.c (ignorable_epoll_accept_errno): New function.
> (lxcControllerMain): Handle a failed accept carefully:
> most errno values indicate legitimate failure and must be fatal.
> However, ignore a special case: that in which an incoming client quits
> between the poll() indicating its presence, and our accept() which
> is trying to process it.

Ah, it took me a bit to understand this.  But I think this is the
right solution, since we don't want the controller to die if a
client happens to disconnect at the wrong time.

ACK

-- 
Chris Lalancette