Re: [PATCH 2/4] efi: Dump the EFI page table

[Matt Fleming]

On Sat, 11 Jan, at 09:49:28PM, Borislav Petkov wrote:
> From: Borislav Petkov <bp@xxxxxxx>
> 
> This is very useful for debugging issues with the recently added
> pagetable switching code for EFI virtual mode.
> 
> Signed-off-by: Borislav Petkov <bp@xxxxxxx>
> ---
>  arch/x86/platform/efi/efi.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
> index d62ec87a2b26..c34be4ce94c9 100644
> --- a/arch/x86/platform/efi/efi.c
> +++ b/arch/x86/platform/efi/efi.c
> @@ -54,6 +54,7 @@
>  #include <asm/rtc.h>
>  
>  #define EFI_DEBUG
> +#undef EFI_PGT_DBG

Should this be a Kconfig option? Hacking source files to enable debug
isn't the best idea. Plus you could make it depend on X86_PTDUMP.

-- 
Matt Fleming, Intel Open Source Technology Center
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