* [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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