5 files changed, 6 insertions, 21 deletions
diff --git a/include/asm-sh/Kbuild b/include/asm-sh/Kbuild
new file mode 100644
index 00000000000..c68e1680da0
--- /dev/null
+++ b/include/asm-sh/Kbuild
@@ -0,0 +1 @@
+include include/asm-generic/Kbuild.asm
diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h
index a5559e38744..5a057b00f19 100644
--- a/include/asm-sh/page.h
+++ b/include/asm-sh/page.h
@@ -104,7 +104,7 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 
 /* PFN start number, because of __MEMORY_START */
 #define PFN_START		(__MEMORY_START >> PAGE_SHIFT)
-#define ARCH_PFN_OFFSET		(FPN_START)
+#define ARCH_PFN_OFFSET		(PFN_START)
 #define virt_to_page(kaddr)	pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
 #define pfn_valid(pfn)		(((pfn) - PFN_START) < max_mapnr)
 #define virt_addr_valid(kaddr)	pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h
index fa5bd2d8803..eeb0f48bb99 100644
--- a/include/asm-sh/processor.h
+++ b/include/asm-sh/processor.h
@@ -9,6 +9,7 @@
 #define __ASM_SH_PROCESSOR_H
 #ifdef __KERNEL__
 
+#include <linux/compiler.h>
 #include <asm/page.h>
 #include <asm/types.h>
 #include <asm/cache.h>
@@ -263,7 +264,7 @@ extern unsigned long get_wchan(struct task_struct *p);
 #define KSTK_ESP(tsk)  ((tsk)->thread.sp)
 
 #define cpu_sleep()	__asm__ __volatile__ ("sleep" : : : "memory")
-#define cpu_relax()	do { } while (0)
+#define cpu_relax()	barrier()
 
 #endif /* __KERNEL__ */
 #endif /* __ASM_SH_PROCESSOR_H */
diff --git a/include/asm-sh/rwsem.h b/include/asm-sh/rwsem.h
index 0262d3d1e5e..9d2aea5e848 100644
--- a/include/asm-sh/rwsem.h
+++ b/include/asm-sh/rwsem.h
@@ -25,24 +25,11 @@ struct rw_semaphore {
 #define RWSEM_ACTIVE_WRITE_BIAS		(RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS)
 	spinlock_t		wait_lock;
 	struct list_head	wait_list;
-#if RWSEM_DEBUG
-	int			debug;
-#endif
 };
 
-/*
- * initialisation
- */
-#if RWSEM_DEBUG
-#define __RWSEM_DEBUG_INIT      , 0
-#else
-#define __RWSEM_DEBUG_INIT	/* */
-#endif
-
 #define __RWSEM_INITIALIZER(name) \
 	{ RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, \
-	  LIST_HEAD_INIT((name).wait_list) \
-	  __RWSEM_DEBUG_INIT }
+	  LIST_HEAD_INIT((name).wait_list) }
 
 #define DECLARE_RWSEM(name)		\
 	struct rw_semaphore name = __RWSEM_INITIALIZER(name)
@@ -57,9 +44,6 @@ static inline void init_rwsem(struct rw_semaphore *sem)
 	sem->count = RWSEM_UNLOCKED_VALUE;
 	spin_lock_init(&sem->wait_lock);
 	INIT_LIST_HEAD(&sem->wait_list);
-#if RWSEM_DEBUG
-	sem->debug = 0;
-#endif
 }
 
 /*
diff --git a/include/asm-sh/system.h b/include/asm-sh/system.h
index b752e5cbb83..ad35ad4958f 100644
--- a/include/asm-sh/system.h
+++ b/include/asm-sh/system.h
@@ -12,7 +12,7 @@
  */
 
 #define switch_to(prev, next, last) do {				\
- task_t *__last;							\
+ struct task_struct *__last;						\
  register unsigned long *__ts1 __asm__ ("r1") = &prev->thread.sp;	\
  register unsigned long *__ts2 __asm__ ("r2") = &prev->thread.pc;	\
  register unsigned long *__ts4 __asm__ ("r4") = (unsigned long *)prev;	\
@@ -101,7 +101,6 @@ extern void __xchg_called_with_bad_pointer(void);
 #endif
 
 #define set_mb(var, value) do { xchg(&var, value); } while (0)
-#define set_wmb(var, value) do { var = value; wmb(); } while (0)
 
 /* Interrupt Control */
 static __inline__ void local_irq_enable(void)