From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Jan Beulich" <JBeulich@suse.com>
Subject: Re: [PATCH 02/18] xen: allow global VIRQ handlers to be
 delegated to other domains
Date: Wed, 18 Jan 2012 11:28:13 +0000
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To: Ian Campbell <Ian.Campbell@citrix.com>, Daniel De Graaf <dgdegra@tycho.nsa.gov>
Cc: Alex Zeffertt <alex.zeffertt@eu.citrix.com>, "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, Diego Ongaro <diego.ongaro@citrix.com>
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>>> On 18.01.12 at 11:39, Ian Campbell <Ian.Campbell@citrix.com> wrote:
> On Thu, 2012-01-12 at 23:35 +0000, Daniel De Graaf wrote:
>> 
>> +static void clear_global_virq_handlers(struct domain *d)
>> +{
>> +    uint32_t virq;
>> +    int put_count = 0;
>> +
>> +    spin_lock(&global_virq_handlers_lock);
>> +
>> +    for (virq = 0; virq < NR_VIRQS; virq++) {
>> +        if (global_virq_handlers[virq] == d) {
>> +            global_virq_handlers[virq] = NULL;
> 
> I don't suppose we should rebind to dom0, should we? 

Storing NULL here effectively means re-binding to Dom0.

Jan