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Re: [Qemu-devel] [PATCH for-2.2] pc: acpi: mark all possible CPUs as ena
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From: |
Michael S. Tsirkin |
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Subject: |
Re: [Qemu-devel] [PATCH for-2.2] pc: acpi: mark all possible CPUs as enabled in SRAT |
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Date: |
Mon, 10 Nov 2014 20:34:54 +0200 |
On Mon, Nov 10, 2014 at 07:26:41PM +0100, Paolo Bonzini wrote:
>
>
> On 10/11/2014 19:17, Michael S. Tsirkin wrote:
> > > No, I mean can you do it also for pc-2.1 and earlier? Or should it be
> > > only for the last machine type?
> >
> > I don't see why it should, it can't break migration.
> >
>
> It changes the contents of the SRAT. There is a possibility that it
> triggers bugs in previously working guests.
>
> Paolo
Absolutely but that's true for any bugfix.
We don't do compatiblity without a good reason.
Or do you mean that you consider this too high a risk for 2.2?
--
MST
Re: [Qemu-devel] [PATCH for-2.2] pc: acpi: mark all possible CPUs as enabled in SRAT, Igor Mammedov, 2014/11/21