From mboxrd@z Thu Jan  1 00:00:00 1970
From: Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: [PATCH] Fix xenconsole after aborted save
Date: Mon, 20 Apr 2009 15:38:41 +0200
Message-ID: <49EC7AE1.5060807@redhat.com>
References: <20090420132353.GA20653@orkuz.home>
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To: Jiri Denemark <jdenemar@redhat.com>
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On 04/20/09 15:23, Jiri Denemark wrote:
> Hi.
>
> When a domain is resumed after aborted save (e.g., because of insufficient
> space on a device where the domain is being saved), xm console cannot
> send/read any data. The reason is that the event channel used by xenconsole
> stays unbound.
>
> This patch modifies xenconsoled to check current status of open event channels
> and rebind them if necessary.

close() + open() is the sledge hammer approach (will work though).  Just 
unbind(local_port) should be enough.

cheers,
   Gerd