Re: [PATCH 1/2] i386/acpi: fix inconsistent QEMU/OVMF device paths

[Michael S. Tsirkin]

On Sun, Feb 28, 2021 at 09:28:26PM +0000, vit9696 wrote:
> Thomas, macOS is not really "special" here, it is rather that you will not
> frequently use boot options in a VM. One of the most popular uses for boot
> options is to switch between the operating systems, but for virtual machines
> it is rarely the case. However, macOS does indeed use boot options for itself.
> One example is to install updates. As long as the created boot option is not
> valid an automated reboot during the update installation may result in the
> wrong bootloader being chosen or in a stall within the firmware UI awaiting
> manual boot option selection.
> 
> Michael, does your suggestion mean that the default approach will be to keep
> the new behaviour, but if you manually specify an older q35 machine version it
> will provide the original behaviour. If so, it seems fair to me.
> 
> Best regards,
> Vitaly

Exactly. Vitaly, could you cook up a patch like this?

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MST