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* [MODERATED] Re: [patch 0/8] MDD v1.3.1
       [not found] <20180418141553.E0B2F61133@crypto-ml.lab.linutronix.de>
@ 2018-04-18 16:20 ` Borislav Petkov
  2018-04-18 16:39 ` [MODERATED] Re: ***UNCHECKED*** " Borislav Petkov
  1 sibling, 0 replies; 2+ messages in thread
From: Borislav Petkov @ 2018-04-18 16:20 UTC (permalink / raw)
  To: speck

On Thu, Apr 12, 2018 at 10:26:49PM -0400, speck for konrad.wilk_at_oracle.com wrote:
>  - The last two patches are crap. I should have used the latest one from Tim
>    Chen, but it may be an academic point as folks may just decide
>    that having this memory disambiguation being enabled/disabled
>    when switching between kernel and userspace is not worth it.

They won't get accepted for the same reason the IBRS stuff didn't get
accepted.

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
-- 

^ permalink raw reply	[flat|nested] 2+ messages in thread

* [MODERATED] Re: ***UNCHECKED*** [patch 0/8] MDD v1.3.1
       [not found] <20180418141553.E0B2F61133@crypto-ml.lab.linutronix.de>
  2018-04-18 16:20 ` [MODERATED] Re: [patch 0/8] MDD v1.3.1 Borislav Petkov
@ 2018-04-18 16:39 ` Borislav Petkov
  1 sibling, 0 replies; 2+ messages in thread
From: Borislav Petkov @ 2018-04-18 16:39 UTC (permalink / raw)
  To: speck

On Thu, Apr 12, 2018 at 10:26:49PM -0400, speck for konrad.wilk_at_oracle.com wrote:
>  - No AMD SVM support as I don't know the bits.

Now you do and I'm guessing we should do it per-guest, if the guest
kernel boots with mdd=on, we should handle the WRMSR properly and do the
write on the host CPU.

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
-- 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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     [not found] <20180418141553.E0B2F61133@crypto-ml.lab.linutronix.de>
2018-04-18 16:20 ` [MODERATED] Re: [patch 0/8] MDD v1.3.1 Borislav Petkov
2018-04-18 16:39 ` [MODERATED] Re: ***UNCHECKED*** " Borislav Petkov

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