linux-kernel - Re: [PATCH v2 3/8] x86/kaslr: Fix process_efi

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Message-ID: <202007281127.D3E4F41C@keescook>
Date:   Tue, 28 Jul 2020 11:27:27 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Arvind Sankar <nivedita@...m.mit.edu>
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/8] x86/kaslr: Fix process_efi_entries comment

On Mon, Jul 27, 2020 at 07:07:56PM -0400, Arvind Sankar wrote:
> Since commit
>   0982adc74673 ("x86/boot/KASLR: Work around firmware bugs by excluding EFI_BOOT_SERVICES_* and EFI_LOADER_* from KASLR's choice")
> process_efi_entries will return true if we have an EFI memmap, not just
> if it contained EFI_MEMORY_MORE_RELIABLE regions.
> 
> Signed-off-by: Arvind Sankar <nivedita@...m.mit.edu>

Reviewed-by: Kees Cook <keescook@...omium.org>

-- 
Kees Cook