Re: [PATCH v7 09/10] arm64: efi: Export screen_info

[Ard Biesheuvel]

On Mon, 24 Aug 2020 at 18:48, Michael Kelley <mikelley@xxxxxxxxxxxxx> wrote:
>
> The Hyper-V frame buffer driver may be built as a module, and
> it needs access to screen_info. So export screen_info.
>
> Signed-off-by: Michael Kelley <mikelley@xxxxxxxxxxxxx>

Acked-by: Ard Biesheuvel <ardb@xxxxxxxxxx>

> ---
>  arch/arm64/kernel/efi.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c
> index d0cf596..8ff557a 100644
> --- a/arch/arm64/kernel/efi.c
> +++ b/arch/arm64/kernel/efi.c
> @@ -55,6 +55,7 @@ static __init pteval_t create_mapping_protection(efi_memory_desc_t *md)
>
>  /* we will fill this structure from the stub, so don't put it in .bss */
>  struct screen_info screen_info __section(.data);
> +EXPORT_SYMBOL(screen_info);
>
>  int __init efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md)
>  {
> --
> 1.8.3.1
>