-/* Never include this file directly. Include <linux/compiler.h> instead. */
+#ifndef __LINUX_COMPILER_H
+#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
+#endif
/* These definitions are for GCC v3.x. */
#include <linux/compiler-gcc.h>
#if __GNUC_MINOR__ >= 3
-# define __attribute_used__ __attribute__((__used__))
+# define __used __attribute__((__used__))
#else
-# define __attribute_used__ __attribute__((__unused__))
+# define __used __attribute__((__unused__))
#endif
#if __GNUC_MINOR__ >= 4
#define __must_check __attribute__((warn_unused_result))
#endif
+/*
+ * A trick to suppress uninitialized variable warning without generating any
+ * code
+ */
+#define uninitialized_var(x) x = x
+
#define __always_inline inline __attribute__((always_inline))