Re: [Qemu-devel] [QEMU patch 2/2] kvm: allow configuration of tsc deadline timer advancement

[Paolo Bonzini]

On 10/12/2014 19:39, Radim Krčmář wrote:
> 2014-12-10 18:55+0100, Paolo Bonzini:
>> Well, my preferred choice would be automatic adjustment with a module
>> parameter.  If we need manual tuning, per-CPU would be my choice, but
>> automatic is nicer anyway. :)
> 
> I agree with Paolo, and think it would be better not to touch QEMU ...
> it makes little sense to migrate this value and it is probably going to
> be quite similar on every CPU, so a writeable module parameter is a
> better starting point.  (We can always turn it into a nightmare later.)

Ok, let's start with a simple module parameter, similar to what PLE used
to have.  We can use that to play with kvm-unit-tests.

Paolo