uapi/nfs: Add NFSv4.1 ACL definitions

Add the ACL related protocol definitions which were added in the NFSv4.1
specification.

(But we're not using them yet.)
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

include/uapi/linux/nfs4.h

@@ -86,6 +86,10 @@
 #define ACL4_SUPPORT_AUDIT_ACL 0x04
 #define ACL4_SUPPORT_ALARM_ACL 0x08
 
+#define NFS4_ACL_AUTO_INHERIT 0x00000001
+#define NFS4_ACL_PROTECTED    0x00000002
+#define NFS4_ACL_DEFAULTED    0x00000004
+
 #define NFS4_ACE_FILE_INHERIT_ACE             0x00000001
 #define NFS4_ACE_DIRECTORY_INHERIT_ACE        0x00000002
 #define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE     0x00000004
@@ -93,6 +97,7 @@
 #define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG   0x00000010
 #define NFS4_ACE_FAILED_ACCESS_ACE_FLAG       0x00000020
 #define NFS4_ACE_IDENTIFIER_GROUP             0x00000040
+#define NFS4_ACE_INHERITED_ACE                0x00000080
 
 #define NFS4_ACE_READ_DATA                    0x00000001
 #define NFS4_ACE_LIST_DIRECTORY               0x00000001
@@ -106,6 +111,8 @@
 #define NFS4_ACE_DELETE_CHILD                 0x00000040
 #define NFS4_ACE_READ_ATTRIBUTES              0x00000080
 #define NFS4_ACE_WRITE_ATTRIBUTES             0x00000100
+#define NFS4_ACE_WRITE_RETENTION              0x00000200
+#define NFS4_ACE_WRITE_RETENTION_HOLD         0x00000400
 #define NFS4_ACE_DELETE                       0x00010000
 #define NFS4_ACE_READ_ACL                     0x00020000
 #define NFS4_ACE_WRITE_ACL                    0x00040000