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Re: [PATCH v5 17/32] x86/mm: Add support to access boot related data in the clear

From Borislav Petkov <bp@alien8.de>
Newsgroups linux.kernel
Subject Re: [PATCH v5 17/32] x86/mm: Add support to access boot related data in the clear
Date 2017-05-26 18:40 +0200
Message-ID <tLqrn-8e2-11@gated-at.bofh.it> (permalink)
References <txTMB-1zl-13@gated-at.bofh.it> <tHt4t-3gB-19@gated-at.bofh.it> <tHt4t-3gB-17@gated-at.bofh.it> <tIzKy-7VB-13@gated-at.bofh.it> <tLqrn-8e2-13@gated-at.bofh.it>
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On Fri, May 26, 2017 at 11:22:36AM -0500, Tom Lendacky wrote:
> In addition to the same issue as efi.memmap.phys_map, efi_phys has
> the __initdata attribute so it will be released/freed which will cause
> problems in checks performed afterwards.

Sounds to me like we should drop the __initdata attr and prepare them
much earlier for use by the SME code.

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

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Re: [PATCH v5 17/32] x86/mm: Add support to access boot related data  in the clear Borislav Petkov <bp@alien8.de> - 2017-05-26 18:40 +0200

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