Re: [PATCH v6 22/34] x86/mm: Add support for changing the memory encryption attribute

From	Borislav Petkov <bp@alien8.de>
Newsgroups	linux.kernel
Subject	Re: [PATCH v6 22/34] x86/mm: Add support for changing the memory encryption attribute
Date	2017-06-14 18:30 +0200
Message-ID	<tSjl7-7u8-11@gated-at.bofh.it> (permalink)
References	<tPRjk-44i-19@gated-at.bofh.it> <tSjl8-7u8-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Wed, Jun 07, 2017 at 02:17:00PM -0500, Tom Lendacky wrote:
> Add support for changing the memory encryption attribute for one or more
> memory pages. This will be useful when we have to change the AP trampoline
> area to not be encrypted. Or when we need to change the SWIOTLB area to
> not be encrypted in support of devices that can't support the encryption
> mask range.
> 
> Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
> ---
>  arch/x86/include/asm/set_memory.h |    3 ++
>  arch/x86/mm/pageattr.c            |   62 +++++++++++++++++++++++++++++++++++++
>  2 files changed, 65 insertions(+)

Patches 21-22:

Reviewed-by: Borislav Petkov <bp@suse.de>

-- 
Regards/Gruss,
    Boris.

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

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Re: [PATCH v6 22/34] x86/mm: Add support for changing the memory  encryption attribute Borislav Petkov <bp@alien8.de> - 2017-06-14 18:30 +0200

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