linux-kernel - Re: [PATCH v3 RESEND 2/2] x86/mm/KASLR: Fix the size of vmemmap section

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Message-ID: <20190422091442.GC3584@localhost.localdomain>
Date:   Mon, 22 Apr 2019 17:14:42 +0800
From:   Baoquan He <bhe@...hat.com>
To:     linux-kernel@...r.kernel.org, kirill.shutemov@...ux.intel.com,
        keescook@...omium.org
Cc:     x86@...nel.org, tglx@...utronix.de, mingo@...nel.org, bp@...en8.de,
        hpa@...or.com, peterz@...radead.org, thgarnie@...gle.com,
        herbert@...dor.apana.org.au, mike.travis@....com,
        frank.ramsay@....com, yamada.masahiro@...ionext.com
Subject: Re: [PATCH v3 RESEND 2/2] x86/mm/KASLR: Fix the size of vmemmap
 section

Hi Kirill, Kees,

On 04/22/19 at 05:10pm, Baoquan He wrote:
> kernel_randomize_memory() hardcodes the size of vmemmap section as 1 TB,
> to support the maximum amount of system RAM in 4-level paging mode, 64 TB.

Could you help review this one, and offer ack if it's OK to you?

Thanks
Baoquan