On 7/22/22 06:26, Kai Huang wrote: > Did a quick look at the spec. It appears ENCLU[EDECCSSA] should be used > together with AEX-notify. So besides advertising the new > SGX_ATTR_ASYNC_EXIT_NOTIFY bit to the KVM guest, I think we should also > advertise the ENCLU[EDECCSSA] support in guest's CPUID, like below (untested)? Kai, would you care to send a new version of this with a proper SoB and changelog integrating what you've learned since posting it? It can be merged along with AEX notify itself.