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-rw-r--r--include/linux/fcntl.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/include/linux/fcntl.h b/include/linux/fcntl.h
new file mode 100644
index 00000000000..704fb76b633
--- /dev/null
+++ b/include/linux/fcntl.h
@@ -0,0 +1,50 @@
+#ifndef _LINUX_FCNTL_H
+#define _LINUX_FCNTL_H
+
+#include <asm/fcntl.h>
+
+#define F_SETLEASE (F_LINUX_SPECIFIC_BASE+0)
+#define F_GETLEASE (F_LINUX_SPECIFIC_BASE+1)
+
+/*
+ * Request nofications on a directory.
+ * See below for events that may be notified.
+ */
+#define F_NOTIFY (F_LINUX_SPECIFIC_BASE+2)
+
+/*
+ * Types of directory notifications that may be requested.
+ */
+#define DN_ACCESS 0x00000001 /* File accessed */
+#define DN_MODIFY 0x00000002 /* File modified */
+#define DN_CREATE 0x00000004 /* File created */
+#define DN_DELETE 0x00000008 /* File removed */
+#define DN_RENAME 0x00000010 /* File renamed */
+#define DN_ATTRIB 0x00000020 /* File changed attibutes */
+#define DN_MULTISHOT 0x80000000 /* Don't remove notifier */
+
+#ifdef __KERNEL__
+
+#if BITS_PER_LONG == 32
+#define IS_GETLK32(cmd) ((cmd) == F_GETLK)
+#define IS_SETLK32(cmd) ((cmd) == F_SETLK)
+#define IS_SETLKW32(cmd) ((cmd) == F_SETLKW)
+#define IS_GETLK64(cmd) ((cmd) == F_GETLK64)
+#define IS_SETLK64(cmd) ((cmd) == F_SETLK64)
+#define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64)
+#else
+#define IS_GETLK32(cmd) (0)
+#define IS_SETLK32(cmd) (0)
+#define IS_SETLKW32(cmd) (0)
+#define IS_GETLK64(cmd) ((cmd) == F_GETLK)
+#define IS_SETLK64(cmd) ((cmd) == F_SETLK)
+#define IS_SETLKW64(cmd) ((cmd) == F_SETLKW)
+#endif /* BITS_PER_LONG == 32 */
+
+#define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd))
+#define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd))
+#define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd))
+
+#endif /* __KERNEL__ */
+
+#endif