linux-kernel - Re: [PATCH] x86/efistub: Omit physical KASLR when memory reservations exist

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Message-ID: <FBF468D5-18D6-4D29-B6A2-83A0A1998A05@akamai.com>
Date: Thu, 16 May 2024 17:29:11 +0000
From: "Chaney, Ben" <bchaney@...mai.com>
To: Ard Biesheuvel <ardb+git@...gle.com>,
        "linux-efi@...r.kernel.org"
	<linux-efi@...r.kernel.org>
CC: "keescook@...omium.org" <keescook@...omium.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "x86@...nel.org" <x86@...nel.org>, Ard Biesheuvel <ardb@...nel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: Re: [PATCH] x86/efistub: Omit physical KASLR when memory reservations
 exist

> +static efi_status_t parse_options(const char *cmdline)
> +{
> + static const char opts[][14] = {
> + "mem=", "memmap=", "efi_fake_mem=", "hugepages="
> + };
> +

I think we probably want to include both crashkernel and pstore as arguments that can disable this randomization.

Thanks,
	Ben