linux-kernel - Re: [PATCH v8 0/3] x86/boot/KASLR: Parse ACPI table and limit kaslr in immovable memory

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Message-ID: <20181016195902.GK5212@zn.tnic>
Date:   Tue, 16 Oct 2018 21:59:02 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Masayoshi Mizuma <msys.mizuma@...il.com>
Cc:     Baoquan He <bhe@...hat.com>, Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Chao Fan <fanc.fnst@...fujitsu.com>,
        linux-kernel@...r.kernel.org, x86@...nel.org,
        linux-efi@...r.kernel.org, linux-acpi@...r.kernel.org,
        mingo@...hat.com, hpa@...or.com, keescook@...omium.org,
        rjw@...ysocki.net, lenb@...nel.org, ard.biesheuvel@...aro.org,
        indou.takao@...fujitsu.com, caoj.fnst@...fujitsu.com
Subject: Re: [PATCH v8 0/3] x86/boot/KASLR: Parse ACPI table and limit kaslr
 in immovable memory

On Tue, Oct 16, 2018 at 03:54:30PM -0400, Masayoshi Mizuma wrote:
> Ah, sorry, I misunderstood your suggetion...
> In parse_setup_data(), the data is picked up from boot_params,

Yes, this is the pointer to the setup_data linked list head. See

Documentation/ABI/testing/sysfs-kernel-boot_params
Documentation/x86/boot.txt

for more information and basically grep the tree for examples.

-- 
Regards/Gruss,
    Boris.

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