diff --git a/[refs] b/[refs]
index 8bd751fa1b28..a4a8068556b3 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f2a9e1dec27189a09ff642f2648e49ad9e76607b
+refs/heads/master: 80d2679cbc8e170011c9649fb8fb684ffd7e5c8f
diff --git a/trunk/include/asm-i386/e820.h b/trunk/include/asm-i386/e820.h
index ca82acb8cb1f..f7514fb6e8e4 100644
--- a/trunk/include/asm-i386/e820.h
+++ b/trunk/include/asm-i386/e820.h
@@ -18,7 +18,7 @@
 
 #define E820_RAM	1
 #define E820_RESERVED	2
-#define E820_ACPI	3 /* usable as RAM once ACPI tables have been read */
+#define E820_ACPI	3
 #define E820_NVS	4
 
 #define HIGH_MEMORY	(1024*1024)
diff --git a/trunk/include/asm-x86_64/e820.h b/trunk/include/asm-x86_64/e820.h
index 8dac397bf85e..fd4198b49637 100644
--- a/trunk/include/asm-x86_64/e820.h
+++ b/trunk/include/asm-x86_64/e820.h
@@ -19,7 +19,7 @@
 
 #define E820_RAM	1
 #define E820_RESERVED	2
-#define E820_ACPI	3 /* usable as RAM once ACPI tables have been read */
+#define E820_ACPI	3
 #define E820_NVS	4
 
 #ifndef __ASSEMBLY__