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Diffstat (limited to 'include/asm-powerpc/system.h')
-rw-r--r--include/asm-powerpc/system.h14
1 files changed, 3 insertions, 11 deletions
diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h
index 09621f611db..41520b7a7b7 100644
--- a/include/asm-powerpc/system.h
+++ b/include/asm-powerpc/system.h
@@ -43,7 +43,7 @@
#ifdef CONFIG_SMP
#define smp_mb() mb()
#define smp_rmb() rmb()
-#define smp_wmb() __asm__ __volatile__ ("eieio" : : : "memory")
+#define smp_wmb() eieio()
#define smp_read_barrier_depends() read_barrier_depends()
#else
#define smp_mb() barrier()
@@ -184,16 +184,6 @@ struct thread_struct;
extern struct task_struct *_switch(struct thread_struct *prev,
struct thread_struct *next);
-/*
- * On SMP systems, when the scheduler does migration-cost autodetection,
- * it needs a way to flush as much of the CPU's caches as possible.
- *
- * TODO: fill this in!
- */
-static inline void sched_cacheflush(void)
-{
-}
-
extern unsigned int rtas_data;
extern int mem_init_done; /* set on boot once kmalloc can be called */
extern unsigned long memory_limit;
@@ -559,5 +549,7 @@ static inline void create_function_call(unsigned long addr, void * func)
extern void account_system_vtime(struct task_struct *);
#endif
+extern struct dentry *powerpc_debugfs_root;
+
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_SYSTEM_H */