#ifndef _LINUX_MTRR_H
#define _LINUX_MTRR_H
-#include <linux/config.h>
#include <linux/ioctl.h>
-#include <linux/compat.h>
#define MTRR_IOCTL_BASE 'M'
return -ENODEV;
}
-# endif
-
-#endif
+#endif /* CONFIG_MTRR */
#ifdef CONFIG_COMPAT
+#include <linux/compat.h>
struct mtrr_sentry32
{
#endif /* CONFIG_COMPAT */
+#ifdef CONFIG_MTRR
+extern void mtrr_ap_init(void);
+extern void mtrr_bp_init(void);
+extern void mtrr_save_fixed_ranges(void *);
+extern void mtrr_save_state(void);
+#else
+#define mtrr_ap_init() do {} while (0)
+#define mtrr_bp_init() do {} while (0)
+#define mtrr_save_fixed_ranges(arg) do {} while (0)
+#define mtrr_save_state() do {} while (0)
+#endif
+
+#endif /* __KERNEL__ */
+
#endif /* _LINUX_MTRR_H */