Re: [PATCH v2 13/15] arm64: add EFI runtime services

From: Catalin Marinas
Date: Tue Mar 18 2014 - 08:35:01 EST


On Thu, Mar 13, 2014 at 10:47:06PM +0000, Leif Lindholm wrote:
> --- /dev/null
> +++ b/arch/arm64/kernel/efi.c
[...]
> +/*
> + * Called from setup_arch with interrupts disabled.
> + */
> +void __init efi_enter_virtual_mode(void)
[...]
> --- a/init/main.c
> +++ b/init/main.c
> @@ -902,6 +902,10 @@ static noinline void __init kernel_init_freeable(void)
> smp_prepare_cpus(setup_max_cpus);
>
> do_pre_smp_initcalls();
> +
> + if (IS_ENABLED(CONFIG_ARM64) && efi_enabled(EFI_BOOT))
> + efi_enter_virtual_mode();

The comment for the efi_enter_virtual_mode() function says "called from
setup_arch with interrupts disabled". None of these are true for the
call above (and I would really prefer an arch call than this arm64
conditional call in init/main.c.

--
Catalin
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