Re: [Xen-devel] [RFC PATCH 11/13] cpufreq: add xen-cpufreq driver

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Fri, 10 Oct 2014, Jan Beulich wrote:
> >>> On 10.10.14 at 11:59, <Ian.Campbell@xxxxxxxxxx> wrote:
> > A simple i2c driver (without all the generic framework/bus
> > infrastructure which Linux has) is pretty simple.
> > 
> > I think the biggest complexity would come from i2c busses with both
> > cpufreq and other devices on them and managing the potentially shared
> > accesses.
> 
> And the recently added XENPF_resource_op would seem a pretty
> good candidate for this (except that it requires the Dom0 kernel
> code to stop accessing hardware directly, and instead go through
> this hypercall).


Oleksandr, how would you feel about this change of direction?

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