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Re: [Xen-devel] HYBRID: PV in HVM container

On Tue, 28 Jun 2011 09:31:57 +0100
Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:

> On Mon, 2011-06-27 at 20:24 +0100, Mukesh Rathor wrote:
> > Hi guys,
> > 
> > Cheers!! I got PV in HVM container prototype working with single
> > VCPU (pinned to a cpu). Basically, I create a VMX container just
> > like for HVM guest (with some differences that I'll share soon when
> > I clean up the code). The PV guest starts in Protected mode with
> > the usual entry point startup_xen().
> Great stuff! I've been eagerly awaiting this functionality ;-)
> Do you have any timeline for when you think you might post the code?
> I presume you managed to avoid bouncing through the hypervisor for
> syscalls?

Yup, that was the primary goal. DB benchmarks suffered quite a bit
because of syscall overhead.


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