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Re: [PATCH 2/2] arm/efi: Use dom0less configuration when using EFI boot

  • To: Luca Fancellu <luca.fancellu@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>
  • From: Jan Beulich <jbeulich@xxxxxxxx>
  • Date: Thu, 16 Sep 2021 17:10:21 +0200
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  • Delivery-date: Thu, 16 Sep 2021 15:10:41 +0000
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On 16.09.2021 17:07, Luca Fancellu wrote:
> I explain here my understanding on dom0less, this feature is used to start 
> domUs at
> Xen boot in parallel, the name is misleading but it doesn’t require dom0 to 
> be absent.
> So if you have a dom0 kernel embed in the image, it's completely fine to 
> start it and it 
> doesn’t have to be skipped.
> Here the possible user cases:
> 1) start only dom0 [dom0 modules on xen.cfg or embedded in Xen image]
> 2) start only domUs, true dom0less [no dom0 modules on xen.cfg or embedded in 
> Xen image, domUs on DT]
> 3) start dom0 and domUs [(dom0 modules on xen.cfg or embedded in Xen image) 
> and domUs on DT]

If that's the intention - fine. Stefano?




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