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Date: Thu, 12 Jan 2017 16:18:21 +0000 From: Ard Biesheuvel <ard.biesheuvel@...aro.org> To: Dave Young <dyoung@...hat.com> Cc: Matt Fleming <matt@...eblueprint.co.uk>, "linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "x86@...nel.org" <x86@...nel.org>, Nicolai Stange <nicstange@...il.com>, Ingo Molnar <mingo@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, "hpa@...or.com" <hpa@...or.com>, Dan Williams <dan.j.williams@...el.com>, Mika Penttilä <mika.penttila@...tfour.com>, bhsharma@...hat.com Subject: Re: [PATCH 4/4] efi/x86: add debug code to print cooked memmap On 12 January 2017 at 09:41, Dave Young <dyoung@...hat.com> wrote: > It is not obvious if the reserved boot area are added correctly, add a > efi_print_memmap to print the new memmap. > > Signed-off-by: Dave Young <dyoung@...hat.com> This sounds useful regardless of the other patches in this series: Acked-by: Ard Biesheuvel <ard.biesheuvel@...aro.org> Note that it is appropriate to keep this x86 specific, since we never modify the memory map on ARM (except for the sorting that occurs in the stub) > --- > arch/x86/platform/efi/efi.c | 5 +++++ > 1 file changed, 5 insertions(+) > > --- linux-x86.orig/arch/x86/platform/efi/efi.c > +++ linux-x86/arch/x86/platform/efi/efi.c > @@ -873,6 +873,11 @@ static void __init __efi_enter_virtual_m > return; > } > > + if (efi_enabled(EFI_DBG)) { > + pr_info("EFI runtime memory map:\n"); > + efi_print_memmap(); > + } > + > BUG_ON(!efi.systab); > > if (efi_setup_page_tables(pa, 1 << pg_shift)) { > >
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