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Re: [Xen-devel] [PATCH v3 03/13] xen: introduce cpumask_from_bitmap

>>> On 25.04.13 at 17:08, Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> 
>>> wrote:
> On Thu, 25 Apr 2013, Ian Campbell wrote:
>> On Thu, 2013-04-25 at 15:42 +0100, Ian Campbell wrote:
>> > And it really wants to act on sets of real physical cpus (hence cpumask_t)?
>> Actually, vcpus. Perhaps cpumask_t is the wrong datatype then?
> It seems to me that cpumask_t is a pretty good fit for a vcpu mask.

No, not the least because there's no correlation between the
numbers of bits in the two (i.e. you could easily have more vCPU-s
in a domain than there are pCPU-s in the system).


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