MdeModulePkg/SmmLockBoxLib: Support LockBox enlarge in UpdateLockBox()

[mirror_edk2.git] / MdeModulePkg / Library / SmmLockBoxLib / SmmLockBoxDxeLib.c

diff --git a/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxDxeLib.c b/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxDxeLib.c
index 0428decbacd1cd592a127384cd3e41d6d25aff19..db8322631c33db446305adfed8a59d13a1ba7700 100644 (file)
--- a/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxDxeLib.c
+++ b/MdeModulePkg/Library/SmmLockBoxLib/SmmLockBoxDxeLib.c
@@ -300,7 +300,10 @@ SetLockBoxAttributes (
   @retval RETURN_SUCCESS            the information is saved successfully.\r
   @retval RETURN_INVALID_PARAMETER  the Guid is NULL, or Buffer is NULL, or Length is 0.\r
   @retval RETURN_NOT_FOUND          the requested GUID not found.\r
-  @retval RETURN_BUFFER_TOO_SMALL   the original buffer to too small to hold new information.\r
+  @retval RETURN_BUFFER_TOO_SMALL   for lockbox without attribute LOCK_BOX_ATTRIBUTE_RESTORE_IN_S3_ONLY,\r
+                                    the original buffer to too small to hold new information.\r
+  @retval RETURN_OUT_OF_RESOURCES   for lockbox with attribute LOCK_BOX_ATTRIBUTE_RESTORE_IN_S3_ONLY,\r
+                                    no enough resource to save the information.\r
   @retval RETURN_ACCESS_DENIED      it is too late to invoke this interface\r
   @retval RETURN_NOT_STARTED        it is too early to invoke this interface\r
   @retval RETURN_UNSUPPORTED        the service is not supported by implementaion.\r