Reviewed-by: Chasel Chiu
> -Original Message-
> From: Gao, Zhichao
> Sent: Thursday, May 9, 2019 11:34 AM
> To: devel@edk2.groups.io
> Cc: Yao, Jiewen ; Chiu, Chasel ;
> Ni, Ray ; Chaganty, Rangasai V
>
> Subject: [PATCH V2] IntelSiliconPkg/IntelVTdDxe: Do global invalidation before
>
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1547
V2:
Abandon V1.
Do global invalidation of context-cache and IOTLB at
ExitBootServices.
V1:
Only doing IOTLB invalidation would cause a BSOD
'DRIVER_VERIFIER_DMA_VIOLATION' while changing the second
level page entry's attributes. So always
