Re: [kvm-unit-tests PATCH 00/39] x86/access: nVMX: Big overhaul

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On 11/29/21 20:04, Sean Christopherson wrote:
Queued, thanks.  The new tests are pretty slow on debug kernels (about 3
minutes each).  I'll check next week if there's any low hanging fruit---or
anything broken.
Hrm, by "debug kernels", do you mean with KASAN, UBSAN, etc...?  I don't think I
tested those.  And with or without EPT enabled?

It's a normal Fedora rawhide kernel config. It doesn't have KASAN/UBSAN/KCSAN but it has lockdep (including CONFIG_PROVE_RCU), CONFIG_DEBUG_VM, CONFIG_DEBUG_LIST, etc. I will gather a profile just in case it's something egregious.

Paolo

The tests are definitely much slower than the base access test and its nVMX variant
as they trigger exits on every INVLPG, but three minutes is a bit extreme.





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