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SubjectRe: [Xen-devel] Re: [RFC] [PATCH] sysfs support for Xen attributes
Mark Williamson wrote:

>>These will be text files with simple attrributes. Most will be
>>read-only. It is kind of fun to think about creating a domain by doing
>>something like
>>
>>cat $domain_config > /sys/xen/domain/new
>>
>>but there are some ugly aspects of doing so. Likewise it would be good
>>to add a potential migration host by writing an ip address to
>>/sys/xen/migrate/hosts_to
>>
>>Again, we need to get this solidified before going further.
>>
>>
>
>Anthony (cc-ed) did a little work on implementing something like this using
>FuSE to call the existing management interfaces we have for this
>functionality. IIRC, it was mostly targetted at reading information about
>running domains, but it seemed like a good level to implement these
>higher-level controls in a virtual FS.
>
>
Yeah, I like this idea but I agree that sysfs is not the right place for
it (it would requiring maintaining a kobject representation of domains
in the kernel which is going to be painful).

A custom Xen filesystem is definitely the right approach (and even
already exists :-)).

Regards,

Anthony Liguori

>Cheers,
>Mark
>
>

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