[Xen-devel] Re: [PATCH 0 of 12] PV on HVM Xen

[Christian Tramnitz <chris.ace@xxxxxxx>]

Hi Stefano,

what are the particular advantages of running PVonHVM vs. traditional PV 
(vs pure HVM)?
I'd like to update the wiki with some info about it...



Thanks,
   Christian

Am 18.05.2010 12:22, schrieb Stefano Stabellini:
> Hi all,
> this is the fixed, updated and rebased version of the PV on HVM series:
> the series is based on 2.6.34 now and supports Xen PV frontends running
> in a HVM domain, including netfront, blkfront and the VIRQ_TIMER.
>
> The list of bugs fixed in this update includes: xenbus drivers crashes
> when xenbus is not properly initialized, a memory corruption bug in
> suspend/resume and testing for the xen platform pci version and protocol
> has been moved to enlighten.c (before unplugging emulated devices).
>
> In order to be able to use VIRQ_TIMER and to improve performances you
> need a patch to Xen to implement the vector callback mechanism
> for event channel delivery.
>
> A git tree is also available here:
>
> git://xenbits.xen.org/people/sstabellini/linux-pvhvm.git
>
> branch name 2.6.34-pvhvm.
>
> Cheers,
>
> Stefano

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