Messages in this thread |  | | Date | Wed, 25 Sep 2019 17:19:49 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH v22 02/24] x86/cpufeatures: x86/msr: Intel SGX Launch Control hardware bits |
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On Wed, Sep 25, 2019 at 05:09:03PM +0300, Jarkko Sakkinen wrote: > The driver will support only the case where the bit is set i.e. that > it can freely write to the MSRs MSR_IA32_SGXLEPUBKEYHASH{0, 1, 2, 3}. > It will refuse to initialize otherwise.
See this:
https://lkml.kernel.org/r/20190925085156.GA3891@zn.tnic
AFAICT, when FEATURE_CONTROL_SGX_LE_WR is not set, you're not clearing all SGX feature bits. But you should, methinks.
> The next version will thus have only my SOB and author information will > be changed. I doubt anyone will complain if I do that.
Ok.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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