Re: [PATCH 1/2] Remove EFI memmap quirk for UV

[Thomas Gleixner]

On Mon, 16 Nov 2015, Alex Thorlton wrote:

CC'ing Matt under his correct e-mail address.

> Commit a5d90c923bcf ("x86/efi: Quirk out SGI UV") added a quirk to
> efi_apply_memmap_quirks to force SGI UV systems to fall back to the old
> EFI memmap mechanism.  We have a BIOS fix for this issue now, so we no
> longer need this quirk in the kernel.  This commit removes the quirk
> from the function in question.
> 
> Signed-off-by: Alex Thorlton <athorlton@xxxxxxx>
> Acked-by: Mike Travis <travis@xxxxxxx>
> Acked-by: Russ Anderson <rja@xxxxxxx>
> Cc: Matt Fleming <matt.fleming@xxxxxxxxx>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
> Cc: Hedi Berriche <hedi@xxxxxxx>
> Cc: Dimitri Sivanich <sivanich@xxxxxxx>
> Cc: x86@xxxxxxxxxx
> Cc: linux-efi@xxxxxxxxxxxxxxx
> 
> ---
>  arch/x86/platform/efi/quirks.c | 6 ------
>  1 file changed, 6 deletions(-)
> 
> diff --git a/arch/x86/platform/efi/quirks.c b/arch/x86/platform/efi/quirks.c
> index 1c7380d..96b417c 100644
> --- a/arch/x86/platform/efi/quirks.c
> +++ b/arch/x86/platform/efi/quirks.c
> @@ -259,12 +259,6 @@ void __init efi_apply_memmap_quirks(void)
>  		pr_info("efi: Setup done, disabling due to 32/64-bit mismatch\n");
>  		efi_unmap_memmap();
>  	}
> -
> -	/*
> -	 * UV doesn't support the new EFI pagetable mapping yet.
> -	 */
> -	if (is_uv_system())
> -		set_bit(EFI_OLD_MEMMAP, &efi.flags);
>  }
>  
>  /*
> -- 
> 1.8.5.6
> 
> 
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