Re: [PATCH 2.6.16-rc6-xen] export Xen Hypervisor attributes to sysfs

[Mike D. Day]

Arjan van de Ven wrote:

> > I appreciate the counter argument as well, but think this should be a 
> > configurable option. 
>
> "a config option" is a cop-out. By proposing a config option you even
> admit it's not essential for userspace. The last thing this should be is
> a config option; it either is needed and important, and should be there
> always, or it's redundant and should be done in userspace. "A config
> option" is just admitting that it is the later, but that you need to
> justify the time you spent on the kernel patch somewhere ;-)

No, not at all. There are two types of Xen kernels: privileged and 
non-privileged. A privileged kernel has access to real hardware devices. 
This patch is intended for  privileged xen kernel. That's why it needs 
to be a configurable option.

Mike
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