1.Define SPIN_LOCK as "volatile UINTN" to prevent mutli-processor access harzard.

[mirror_edk2.git] / MdePkg / Include / Protocol / IP4.h

diff --git a/MdePkg/Include/Protocol/IP4.h b/MdePkg/Include/Protocol/IP4.h
index 0decc176d4877c7070dd8b2d0d10ca8a851f863a..5a6ab5976bd34eb349327127007f7579aa41566c 100644 (file)
--- a/MdePkg/Include/Protocol/IP4.h
+++ b/MdePkg/Include/Protocol/IP4.h
@@ -28,6 +28,7 @@
 typedef struct _EFI_IP4_PROTOCOL EFI_IP4_PROTOCOL;\r
   \r
 typedef struct {\r
+  EFI_HANDLE              InstanceHandle;\r
   EFI_IPv4_ADDRESS        Ip4Address;\r
   EFI_IPv4_ADDRESS        SubnetMask;\r
 } EFI_IP4_ADDRESS_PAIR; \r