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Re: [Xen-devel] [PATCH 5/5] xen: Write CR0, CR3 and CR4 in arch_set_info_guest()

On Tue, May 19, 2015 at 12:31 PM, Jan Beulich <JBeulich@xxxxxxxx> wrote:
>>>> On 19.05.15 at 12:14, <tamas.lengyel@xxxxxxxxxxxx> wrote:
>> You can have a response flag for it to tell Xen to look at the
>> new_value. What I meant is why restrict the feature to be DENY only.
>> You might as well let the user choose the value he wants to see in the
>> register.
> Hmm, I don't think allowing the use to chose arbitrary values here
> is going to be the right direction.
> Jan

(This time adding xen-devel)

Care to elaborate why it would be a problem? The user would still have
to have knowledge about what value he sets the register as an
"arbitrary" value will crash the system most probably.


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