posix_acl: uapi header split

Export the base definitions and the xattr representation of POSIX ACLs
to user space.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/linux/posix_acl_xattr.h b/include/linux/posix_acl_xattr.h
index d23d368..8b867e3 100644
--- a/include/linux/posix_acl_xattr.h
+++ b/include/linux/posix_acl_xattr.h
@@ -10,25 +10,9 @@
 #define _POSIX_ACL_XATTR_H
 
 #include <uapi/linux/xattr.h>
+#include <uapi/linux/posix_acl_xattr.h>
 #include <linux/posix_acl.h>
 
-/* Supported ACL a_version fields */
-#define POSIX_ACL_XATTR_VERSION	0x0002
-
-/* An undefined entry e_id value */
-#define ACL_UNDEFINED_ID	(-1)
-
-struct posix_acl_xattr_entry {
-	__le16			e_tag;
-	__le16			e_perm;
-	__le32			e_id;
-};
-
-struct posix_acl_xattr_header {
-	__le32			a_version;
-};
-
-
 static inline size_t
 posix_acl_xattr_size(int count)
 {