Update bionic kernel headers using update_all.py

Change-Id: I9c377436e9bf158e7236b3b7dcebf3e79fa961de
diff --git a/libc/kernel/common/linux/posix_acl.h b/libc/kernel/common/linux/posix_acl.h
index bdaee5b..3f909a9 100644
--- a/libc/kernel/common/linux/posix_acl.h
+++ b/libc/kernel/common/linux/posix_acl.h
@@ -7,41 +7,45 @@
  ***   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 __LINUX_POSIX_ACL_H
 #define __LINUX_POSIX_ACL_H
-
 #include <linux/slab.h>
-
 #define ACL_UNDEFINED_ID (-1)
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ACL_TYPE_ACCESS (0x8000)
 #define ACL_TYPE_DEFAULT (0x4000)
-
 #define ACL_USER_OBJ (0x01)
 #define ACL_USER (0x02)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ACL_GROUP_OBJ (0x04)
 #define ACL_GROUP (0x08)
 #define ACL_MASK (0x10)
 #define ACL_OTHER (0x20)
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ACL_READ (0x04)
 #define ACL_WRITE (0x02)
 #define ACL_EXECUTE (0x01)
-
 struct posix_acl_entry {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  short e_tag;
  unsigned short e_perm;
  unsigned int e_id;
 };
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct posix_acl {
  atomic_t a_refcount;
  unsigned int a_count;
  struct posix_acl_entry a_entries[0];
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
-
 #define FOREACH_ACL_ENTRY(pa, acl, pe)   for(pa=(acl)->a_entries, pe=pa+(acl)->a_count; pa<pe; pa++)
-
 #endif