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Groups > linux.kernel > #1592456
| From | Borislav Petkov <bp@suse.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC PATCH v2 01/32] x86: Add the Secure Encrypted Virtualization CPU feature |
| Date | 2017-03-04 11:40 +0100 |
| Message-ID | <thfgu-7KS-11@gated-at.bofh.it> (permalink) |
| References | <tgD1v-5Gf-9@gated-at.bofh.it> <tgYIF-3UX-13@gated-at.bofh.it> <tgYIF-3UX-11@gated-at.bofh.it> <thfgu-7KS-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Fri, Mar 03, 2017 at 03:01:23PM -0600, Brijesh Singh wrote:
> +merely enables SME (sets bit 23 of the MSR_K8_SYSCFG), then Linux can
> activate
> +memory encryption by default (CONFIG_AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT=y)
> or
> +by supplying mem_encrypt=on on the kernel command line. However, if BIOS
> does
> +not enable SME, then Linux will not be able to activate memory encryption,
> even
> +if configured to do so by default or the mem_encrypt=on command line
> parameter
> +is specified.
This looks like a wraparound...
$ test-apply.sh /tmp/brijesh.singh.delta
checking file Documentation/admin-guide/kernel-parameters.txt
Hunk #1 succeeded at 2144 (offset -9 lines).
checking file Documentation/x86/amd-memory-encryption.txt
patch: **** malformed patch at line 23: DRAM from physical
Yap.
Looks like exchange or your mail client decided to do some patch editing
on its own.
Please send it to yourself first and try applying.
--
Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--
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Re: [RFC PATCH v2 01/32] x86: Add the Secure Encrypted Virtualization CPU feature Borislav Petkov <bp@suse.de> - 2017-03-03 18:00 +0100
Re: [RFC PATCH v2 01/32] x86: Add the Secure Encrypted Virtualization CPU feature Borislav Petkov <bp@suse.de> - 2017-03-04 11:40 +0100
Re: [RFC PATCH v2 01/32] x86: Add the Secure Encrypted Virtualization CPU feature Borislav Petkov <bp@suse.de> - 2017-03-06 22:40 +0100
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