Re: [PATCH v3 3/3] init: efi: arm: enable (U)EFI runtime services on arm

[Grant Likely]

On Thu, 28 Nov 2013 16:41:23 +0000, Leif Lindholm <leif.lindholm@xxxxxxxxxx> wrote:
> Since the efi_set_virtual_address_map call has strict init ordering
> requirements, add an explicit hook in the required place.
> 
> Signed-off-by: Leif Lindholm <leif.lindholm@xxxxxxxxxx>
> ---
>  init/main.c |    4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/init/main.c b/init/main.c
> index febc511..1331829 100644
> --- a/init/main.c
> +++ b/init/main.c
> @@ -905,6 +905,10 @@ static noinline void __init kernel_init_freeable(void)
>  	smp_prepare_cpus(setup_max_cpus);
>  
>  	do_pre_smp_initcalls();
> +
> +	if (IS_ENABLED(CONFIG_ARM) && efi_enabled(EFI_BOOT))
> +		efi_enter_virtual_mode();
> +

Personally, I would put the IS_ENABLED() and efi_enabled() tests into
efi_enter_virtual_mode() itself (or an empty stub for the !IS_ENABLED()
case), but that is mostly a nit.

Acked-by: Grant Likely <grant.likely@xxxxxxxxxx>

>  	lockup_detector_init();
>  
>  	smp_init();
> -- 
> 1.7.10.4
> 

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