Re: [RFC 01/10] KVM: reintroduce hc_gpa

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On Wed, 2012-06-06 at 14:38 +0300, Avi Kivity wrote:
> On 06/06/2012 02:32 PM, Sasha Levin wrote:
> > 
> >> and benchmark results.
> > 
> > Is there a specific test you'd like to see? My tests were based around
> > the "streaming test" you proposed last time this discussion came up, and
> > runs of 'fio' in guests.
> 
> Those are fine, thanks.
> 
> btw, IIUC, a guest can have two tmem providers: the hypervisor and
> zcache.  How does it choose?

The guest will try to use the hypervisor, unless:

 - 'nokvmcleancache' is passed as param - in that case cleancache will
use the local zcache provider.

 - 'nokvmfrontswap' is passed as param - in that case frontswap will use
the local zcache provider.

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