1 files changed, 58 insertions, 0 deletions

diff --git a/include/linux/lockd/nlm.h b/include/linux/lockd/nlm.h
new file mode 100644
index 000000000000..869b630cba24
--- /dev/null
+++ b/include/linux/lockd/nlm.h
@@ -0,0 +1,58 @@
+/*
+ * linux/include/linux/lockd/nlm.h
+ *
+ * Declarations for the Network Lock Manager protocol.
+ *
+ * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
+ */
+
+#ifndef LINUX_LOCKD_NLM_H
+#define LINUX_LOCKD_NLM_H
+
+#include <linux/config.h>
+
+/* Maximum file offset in file_lock.fl_end */
+# define NLM_OFFSET_MAX         ((s32) 0x7fffffff)
+# define NLM4_OFFSET_MAX        ((s64) ((~(u64)0) >> 1))
+
+/* Return states for NLM */
+enum {
+        NLM_LCK_GRANTED                 = 0,
+        NLM_LCK_DENIED                  = 1,
+        NLM_LCK_DENIED_NOLOCKS          = 2,
+        NLM_LCK_BLOCKED                 = 3,
+        NLM_LCK_DENIED_GRACE_PERIOD     = 4,
+#ifdef CONFIG_LOCKD_V4
+        NLM_DEADLCK                     = 5,
+        NLM_ROFS                        = 6,
+        NLM_STALE_FH                    = 7,
+        NLM_FBIG                        = 8,
+        NLM_FAILED                      = 9,
+#endif
+};
+
+#define NLM_PROGRAM             100021
+
+#define NLMPROC_NULL            0
+#define NLMPROC_TEST            1
+#define NLMPROC_LOCK            2
+#define NLMPROC_CANCEL          3
+#define NLMPROC_UNLOCK          4
+#define NLMPROC_GRANTED         5
+#define NLMPROC_TEST_MSG        6
+#define NLMPROC_LOCK_MSG        7
+#define NLMPROC_CANCEL_MSG      8
+#define NLMPROC_UNLOCK_MSG      9
+#define NLMPROC_GRANTED_MSG     10
+#define NLMPROC_TEST_RES        11
+#define NLMPROC_LOCK_RES        12
+#define NLMPROC_CANCEL_RES      13
+#define NLMPROC_UNLOCK_RES      14
+#define NLMPROC_GRANTED_RES     15
+#define NLMPROC_NSM_NOTIFY      16              /* statd callback */
+#define NLMPROC_SHARE           20
+#define NLMPROC_UNSHARE         21
+#define NLMPROC_NM_LOCK         22
+#define NLMPROC_FREE_ALL        23
+
+#endif /* LINUX_LOCKD_NLM_H */