[patch 1/2] ppc64 CONFIG_ALTIVEC=n build fix

[akpm at osdl.org]

With CONFIG_ALTIVEC=n, flush_altivec_to_thread() has no implementation.

Signed-off-by: Andrew Morton <akpm at osdl.org>
---

 25-power4-akpm/include/asm-ppc64/system.h |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletion(-)

diff -puN include/asm-ppc64/system.h~ppc64-build-fix include/asm-ppc64/system.h
--- 25-power4/include/asm-ppc64/system.h~ppc64-build-fix	2004-06-19 22:43:04.795360984 -0700
+++ 25-power4-akpm/include/asm-ppc64/system.h	2004-06-19 22:43:52.956039448 -0700
@@ -112,13 +112,21 @@ extern int _get_PVR(void);
 extern void giveup_fpu(struct task_struct *);
 extern void disable_kernel_fp(void);
 extern void flush_fp_to_thread(struct task_struct *);
-extern void flush_altivec_to_thread(struct task_struct *);
 extern void enable_kernel_fp(void);
 extern void giveup_altivec(struct task_struct *);
 extern void disable_kernel_altivec(void);
 extern void enable_kernel_altivec(void);
 extern void cvt_fd(float *from, double *to, unsigned long *fpscr);
 extern void cvt_df(double *from, float *to, unsigned long *fpscr);
+
+#ifdef CONFIG_ALTIVEC
+extern void flush_altivec_to_thread(struct task_struct *);
+#else
+static inline void flush_altivec_to_thread(struct task_struct *t)
+{
+}
+#endif
+
 extern int abs(int);

 extern struct task_struct *__switch_to(struct task_struct *,
_

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