Does anyone know what the technical change in this patch is?
I think of branch prediction as being something the CPU does internally; where does the operating system come into play?
I think of branch prediction as being something the CPU does internally; where does the operating system come into play?
My own uninformed guess, given that the "true Administrator" account avoids it, would be some sort of security mitigation, for instance flushing the branch predictor state when entering or exiting the kernel unless the current user is SYSTEM or Administrator.