Re: [Xen-devel] pvops dom0

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 15.11.13 at 11:57, Vladimir 'f-coder/phcoder' 
>>> Serbinenko<phcoder@xxxxxxxxx> wrote:
> On 15.11.2013 08:53, Jan Beulich wrote:
>>>>> On 13.11.13 at 19:20, Vladimir 'f-coder/phcoder' 
>>>>> Serbinenko<phcoder@xxxxxxxxx> wrote:
>>> Hello, all. I see something strange: apparently it was intended that
>>> dom0 kernels would have feature "dom0". But vmlinu[xz] even with dom0
>>> doesn't have such feature set. Does that mean that xen has a bug in not
>>> checking it and vmlinu[xz] has a bug in not having this feature?
>> 
>> For compatibility reasons, when a kernel doesn't have
>> XEN_ELFNOTE_SUPPORTED_FEATURES it is assumed to support
>> both Dom0 and DomU operation.
>> 
> vmlinu[xz] has XEN_ELFNOTE_SUPPORTED_FEATURES but it contains
> !writable_page_tables|pae_pgdir_above_4gb even on dom0 kernel

I think you're looking at XEN_ELFNOTE_FEATURES.

Jan


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