Update bionic kernel headers using update_all.py

Change-Id: I9c377436e9bf158e7236b3b7dcebf3e79fa961de
diff --git a/libc/kernel/arch-arm/asm/byteorder.h b/libc/kernel/arch-arm/asm/byteorder.h
index b869695..a5cf4ab 100644
--- a/libc/kernel/arch-arm/asm/byteorder.h
+++ b/libc/kernel/arch-arm/asm/byteorder.h
@@ -7,45 +7,48 @@
  ***   structures, and macros generated from the original header, and thus,
  ***   contains no copyrightable information.
  ***
+ ***   To edit the content of this header, modify the corresponding
+ ***   source file (e.g. under external/kernel-headers/original/) then
+ ***   run bionic/libc/kernel/tools/update_all.py
+ ***
+ ***   Any manual change here will be lost the next time this script will
+ ***   be run. You've been warned!
+ ***
  ****************************************************************************
  ****************************************************************************/
 #ifndef __ASM_ARM_BYTEORDER_H
 #define __ASM_ARM_BYTEORDER_H
-
 #include <linux/compiler.h>
 #include <asm/types.h>
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
 {
  __u32 t;
-
 #ifndef __thumb__
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  if (!__builtin_constant_p(x)) {
-
  __asm__ ("eor\t%0, %1, %1, ror #16" : "=r" (t) : "r" (x));
  } else
 #endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  t = x ^ ((x << 16) | (x >> 16));
-
  x = (x << 24) | (x >> 8);
  t &= ~0x00FF0000;
  x ^= (t >> 8);
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  return x;
 }
-
 #define __arch__swab32(x) ___arch__swab32(x)
-
 #ifndef __STRICT_ANSI__
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define __BYTEORDER_HAS_U64__
 #define __SWAB_64_THRU_32__
 #endif
-
 #ifdef __ARMEB__
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #include <linux/byteorder/big_endian.h>
 #else
 #include <linux/byteorder/little_endian.h>
 #endif
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
-