On 9/6/2022 4:39 pm, Yang Weijiang wrote:
executing rdpmc leads to #GP,
RDPMC still works on processors that do not support architectural performance monitoring.
The #GP will violate ISA, and try to treat it as NOP (plus EAX=EDX=0) if !enable_pmu.
On 9/6/2022 4:39 pm, Yang Weijiang wrote:
executing rdpmc leads to #GP,
RDPMC still works on processors that do not support architectural performance monitoring.
The #GP will violate ISA, and try to treat it as NOP (plus EAX=EDX=0) if !enable_pmu.
|