Yin Fengwei 7dde0dfa4b hv: add GVA validation for MOVS ...

Unlike the other instructions we emulated, MOVS has two operands
both are memory.

So we need to check whether the operand is valid GVA. With VMX
enabled, the src operand is always checked first by VMX. Which
means if src operand is not valid GVA, it will trigger fault
in guest before trigger EPT. So we don't need to check src
operand. Only need to check dst operand here.

Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>

2018-08-23 11:13:48 +08:00

..

x86

hv: add GVA validation for MOVS

2018-08-23 11:13:48 +08:00