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-rw-r--r--include/asm-ppc/system.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/include/asm-ppc/system.h b/include/asm-ppc/system.h
index bd99cb53a19f..b97037348277 100644
--- a/include/asm-ppc/system.h
+++ b/include/asm-ppc/system.h
@@ -4,7 +4,6 @@
4#ifndef __PPC_SYSTEM_H 4#ifndef __PPC_SYSTEM_H
5#define __PPC_SYSTEM_H 5#define __PPC_SYSTEM_H
6 6
7#include <linux/config.h>
8#include <linux/kernel.h> 7#include <linux/kernel.h>
9 8
10#include <asm/atomic.h> 9#include <asm/atomic.h>
@@ -39,7 +38,7 @@
39#ifdef CONFIG_SMP 38#ifdef CONFIG_SMP
40#define smp_mb() mb() 39#define smp_mb() mb()
41#define smp_rmb() rmb() 40#define smp_rmb() rmb()
42#define smp_wmb() wmb() 41#define smp_wmb() __asm__ __volatile__ ("eieio" : : : "memory")
43#define smp_read_barrier_depends() read_barrier_depends() 42#define smp_read_barrier_depends() read_barrier_depends()
44#else 43#else
45#define smp_mb() barrier() 44#define smp_mb() barrier()
@@ -74,6 +73,7 @@ extern void chrp_nvram_init(void);
74extern void read_rtc_time(void); 73extern void read_rtc_time(void);
75extern void pmac_find_display(void); 74extern void pmac_find_display(void);
76extern void giveup_fpu(struct task_struct *); 75extern void giveup_fpu(struct task_struct *);
76extern void disable_kernel_fp(void);
77extern void enable_kernel_fp(void); 77extern void enable_kernel_fp(void);
78extern void flush_fp_to_thread(struct task_struct *); 78extern void flush_fp_to_thread(struct task_struct *);
79extern void enable_kernel_altivec(void); 79extern void enable_kernel_altivec(void);
@@ -86,6 +86,14 @@ extern int fix_alignment(struct pt_regs *);
86extern void cvt_fd(float *from, double *to, struct thread_struct *thread); 86extern void cvt_fd(float *from, double *to, struct thread_struct *thread);
87extern void cvt_df(double *from, float *to, struct thread_struct *thread); 87extern void cvt_df(double *from, float *to, struct thread_struct *thread);
88 88
89#ifndef CONFIG_SMP
90extern void discard_lazy_cpu_state(void);
91#else
92static inline void discard_lazy_cpu_state(void)
93{
94}
95#endif
96
89#ifdef CONFIG_ALTIVEC 97#ifdef CONFIG_ALTIVEC
90extern void flush_altivec_to_thread(struct task_struct *); 98extern void flush_altivec_to_thread(struct task_struct *);
91#else 99#else