Re: Should SEV-ES #VC use IST? (Re: [PATCH] Allow RDTSC and RDTSCP from userspace)
From
Dave Hansen <>
Date
Tue, 23 Jun 2020 09:03:56 -0700
On 6/23/20 8:52 AM, Peter Zijlstra wrote: > Isn't current #MC unconditionally fatal from kernel? But yes, I was > sorta aware people want that changed.
Not unconditionally. copy_to_iter_mcsafe() is a good example of one thing we _can_ handle.