Re: [PATCH] Remove warning in efi_enter_virtual_mode V2

From: Greg KH
Date: Fri Apr 19 2013 - 01:58:31 EST


On Wed, Apr 17, 2013 at 11:05:41PM +0100, Bryan O'Donoghue wrote:
> Some EFI BIOS stores BGRT data in the wrong place and some EFI based
> BIOS also requires mapping of boot code/data when doing
> efi_enter_virtual_mode.
>
> Current code in efi_enter_virtual_mode maps both EFI_RUNTIME_MEMORY and
> BIOS boot code/data.
>
> This patch gives the option to switch off that behavior - if your BIOS
> has neither BGRT - nor bugs that require mapping of EFI boot code/data

No, never add new boot options, no users, or distros, know to set them.
Isn't there some way we can dynamically determine this instead?

thanks,

greg k-h
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