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Groups > linux.kernel > #1481540
| From | Borislav Petkov <bp@alien8.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC PATCH v2 12/20] x86: Add support for changing memory encryption attribute |
| Date | 2016-09-12 18:50 +0200 |
| Message-ID | <sgCAF-5NW-11@gated-at.bofh.it> (permalink) |
| References | <s9VRL-5gY-3@gated-at.bofh.it> <sfxMK-5Sg-13@gated-at.bofh.it> <sfxMK-5Sg-11@gated-at.bofh.it> <sgCAF-5NW-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon, Sep 12, 2016 at 10:41:29AM -0500, Tom Lendacky wrote:
> Looking at __change_page_attr_set_clr() isn't it possible for some of
> the pages to be changed before an error is encountered since it is
> looping? If so, we may still need to flush. The CPA_FLUSHTLB flag
> should take care of a failing case where no attributes have actually
> been changed.
Ah, yes, ok, then yours is correct.
--
Regards/Gruss,
Boris.
ECO tip #101: Trim your mails when you reply.
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Re: [RFC PATCH v2 12/20] x86: Add support for changing memory encryption attribute Borislav Petkov <bp@alien8.de> - 2016-09-09 19:30 +0200 Re: [RFC PATCH v2 12/20] x86: Add support for changing memory encryption attribute Borislav Petkov <bp@alien8.de> - 2016-09-12 18:50 +0200
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