Re: [PATCH 1/1] efi/libstub/x86: simplify efi_is_native()

From: Arvind Sankar
Date: Sat Oct 03 2020 - 15:44:35 EST


On Sat, Oct 03, 2020 at 01:28:18PM -0400, Brian Gerst wrote:
> On Sat, Oct 3, 2020 at 2:05 AM Heinrich Schuchardt <xypron.glpk@xxxxxx> wrote:
> >
> > CONFIG_EFI_MIXED depends on CONFIG_X86_64=y.
> > There is no need to check CONFIG_X86_64 again.
> >
> > Signed-off-by: Heinrich Schuchardt <xypron.glpk@xxxxxx>
> > ---
> > arch/x86/include/asm/efi.h | 2 --
> > 1 file changed, 2 deletions(-)
> >
> > diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
> > index b9c2667ac46c..ab28bf1c74cf 100644
> > --- a/arch/x86/include/asm/efi.h
> > +++ b/arch/x86/include/asm/efi.h
> > @@ -223,8 +223,6 @@ static inline bool efi_is_64bit(void)
> >
> > static inline bool efi_is_native(void)
> > {
> > - if (!IS_ENABLED(CONFIG_X86_64))
> > - return true;
> > return efi_is_64bit();
> > }
>
> This would then return false for native 32-bit.
>
> --
> Brian Gerst

32-bit doesn't use this implementation: it's #define'd to true in
drivers/firmware/efi/libstub/efistub.h.

Thanks.