diff --git a/OvmfPkg/Library/SmmCpuPlatformHookLibQemu/SmmCpuPlatformHookLibQemu.c b/OvmfPkg/Library/SmmCpuPlatformHookLibQemu/SmmCpuPlatformHookLibQemu.c
index cab7d90bcc..f8560f36c2 100644
--- a/OvmfPkg/Library/SmmCpuPlatformHookLibQemu/SmmCpuPlatformHookLibQemu.c
+++ b/OvmfPkg/Library/SmmCpuPlatformHookLibQemu/SmmCpuPlatformHookLibQemu.c
@@ -131,3 +131,26 @@ SmmCpuPlatformHookBeforeMmiHandler (
 {
   return EFI_UNSUPPORTED;
 }
+
+/**
+  This function determines whether the first CPU Synchronization should be executed unconditionally
+  when a SMI occurs.
+
+  If the function returns true, it indicates that there is no need to check the system configuration
+  and status, and the first CPU Synchronization should be executed unconditionally.
+
+  If the function returns false, it indicates that the first CPU Synchronization is not executed
+  unconditionally, and the decision to synchronize should be based on the system configuration and status.
+
+  @retval TRUE   The first CPU Synchronization is executed unconditionally.
+  @retval FALSE  The first CPU Synchronization is not executed unconditionally.
+
+**/
+BOOLEAN
+EFIAPI
+IsCpuSyncAlwaysNeeded (
+  VOID
+  )
+{
+  return FALSE;
+}