Re: [Xen-devel] [PATCH] x86/hvm: implement save/restore for posted interrupts

[Olaf Hering <olaf@xxxxxxxxx>]

On Thu, Oct 02, Andrew Cooper wrote:

> On 02/10/2014 07:51, Jan Beulich wrote:
> >>>> On 01.10.14 at 22:13, <olaf@xxxxxxxxx> wrote:
> >> One thing I'm not sure about is the firmware of such IvyBridge system.
> >> The firmware of the system I can use for testing dumps alot to serial
> >> during startup. Not sure if its EFI or not. At least it boots into
> >> grub1, so I suspect it has a legacy BIOS. If an EFI system is used,
> >> would that change anything? The initial report I got was appearently
> >> also with legacy BIOS. Did Intel test with EFI by any chance?
> > I don't think firmware should matter here at all. It should merely be
> > the exact CPU model that would likely matter.
> 
> XenServer can replicate this problem on all APICV capable hardware we
> own, and observe the problem being fixed in all cases using v5 of the
> patch from this series.

What patch is that? URL?


Olaf

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