Re: [Xen-devel] [PATCH v9 1/3] xen/libxc: Allow changing max number of hypervisor cpuid leaves

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 23.04.14 at 10:42, <Ian.Campbell@xxxxxxxxxx> wrote:
> On Tue, 2014-04-22 at 15:17 -0400, Boris Ostrovsky wrote:
>> Add support for changing max number of hypervisor leaves from configuration
>> file.
>> 
>> This number can be specified using xl's standard 'cpuid' option. Only lowest
>> 8 bits of leaf's 0x4000xx00 eax register are processed, all others are 
> ignored.
>> 
>> The changes allow us to revert commit 
> 80ecb40362365ba77e68fc609de8bd3b7208ae19
>> which is most likely no longer needed now anyway (Solaris bug that it 
> addressed
>> has been fixed and backported to earlier releases) but leave possibility of
>> running unpatched version of Solaris by forcing number of leaves to 2 in the
>> configuration file.
>> 
>> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
> 
> I'm happy with this if Jan is:
>         Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

I am (minus the stray printk() in patch 3 that I just commented on).

> I assume Jan will apply along with the h/v side.

I'll definitely want a VMX maintainer's ack (or at least Yang's consent)
on patch 3 before applying the whole series (the first two patches
alone don't make that much sense).

Jan


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