Replace all uses of AsmLfence with call to MemoryFence to allow variable service code to be platform independent.
Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Jagadeesh Ujja <[email protected]> --- MdeModulePkg/Universal/FaultTolerantWriteDxe/FaultTolerantWriteSmm.c | 4 ++-- MdeModulePkg/Universal/Variable/RuntimeDxe/LoadFenceSmm.c | 2 +- MdePkg/Library/BaseLib/X86MemoryFence.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/MdeModulePkg/Universal/FaultTolerantWriteDxe/FaultTolerantWriteSmm.c b/MdeModulePkg/Universal/FaultTolerantWriteDxe/FaultTolerantWriteSmm.c index 27fcab19b62b..fabd713c7411 100644 --- a/MdeModulePkg/Universal/FaultTolerantWriteDxe/FaultTolerantWriteSmm.c +++ b/MdeModulePkg/Universal/FaultTolerantWriteDxe/FaultTolerantWriteSmm.c @@ -419,11 +419,11 @@ SmmFaultTolerantWriteHandler ( ); if (!EFI_ERROR (Status)) { // - // The AsmLfence() call here is to ensure the previous range/content + // The MemoryFence () call here is to ensure the previous range/content // checks for the CommBuffer have been completed before calling into // FtwWrite(). // - AsmLfence (); + MemoryFence (); Status = FtwWrite( &mFtwDevice->FtwInstance, SmmFtwWriteHeader->Lba, diff --git a/MdeModulePkg/Universal/Variable/RuntimeDxe/LoadFenceSmm.c b/MdeModulePkg/Universal/Variable/RuntimeDxe/LoadFenceSmm.c index 4b0d7e3e9561..7c4b01924e12 100644 --- a/MdeModulePkg/Universal/Variable/RuntimeDxe/LoadFenceSmm.c +++ b/MdeModulePkg/Universal/Variable/RuntimeDxe/LoadFenceSmm.c @@ -26,5 +26,5 @@ MemoryLoadFence ( VOID ) { - AsmLfence (); + MemoryFence (); } diff --git a/MdePkg/Library/BaseLib/X86MemoryFence.c b/MdePkg/Library/BaseLib/X86MemoryFence.c index 77e1c5a4ddee..3a7928df9bf8 100644 --- a/MdePkg/Library/BaseLib/X86MemoryFence.c +++ b/MdePkg/Library/BaseLib/X86MemoryFence.c @@ -28,5 +28,5 @@ MemoryFence ( VOID ) { - return; + AsmLfence (); } -- 2.7.4 _______________________________________________ edk2-devel mailing list [email protected] https://lists.01.org/mailman/listinfo/edk2-devel
