Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / fcntl.h

diff --git a/kernel/include/linux/fcntl.h b/kernel/include/linux/fcntl.h
new file mode 100644 (file)
index 0000000..76ce329
--- /dev/null
+++ b/kernel/include/linux/fcntl.h
@@ -0,0 +1,31 @@
+#ifndef _LINUX_FCNTL_H
+#define _LINUX_FCNTL_H
+
+#include <uapi/linux/fcntl.h>
+
+
+#ifndef force_o_largefile
+#define force_o_largefile() (BITS_PER_LONG != 32)
+#endif
+
+#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