[SPARC64]: Fix sparse warnings wrt. __show_regs().

arch/sparc64/kernel/process.c:219:6: warning: symbol '__show_regs' was not declared. Should it be static?

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/kprobes.c b/arch/sparc64/kernel/kprobes.c
index 34fc3dd..f43b5d7 100644
--- a/arch/sparc64/kernel/kprobes.c
+++ b/arch/sparc64/kernel/kprobes.c
@@ -465,8 +465,6 @@
 
 extern void jprobe_return_trap_instruction(void);
 
-extern void __show_regs(struct pt_regs * regs);
-
 int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
 {
 	u32 *addr = (u32 *) regs->tpc;
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index 2b6abf6..007f531 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -1791,8 +1791,6 @@
 	};
 }
 
-extern void __show_regs(struct pt_regs * regs);
-
 static void sun4v_log_error(struct pt_regs *regs, struct sun4v_error_entry *ent, int cpu, const char *pfx, atomic_t *ocnt)
 {
 	int cnt;
diff --git a/include/asm-sparc64/ptrace.h b/include/asm-sparc64/ptrace.h
index 67341cf..6da1978 100644
--- a/include/asm-sparc64/ptrace.h
+++ b/include/asm-sparc64/ptrace.h
@@ -109,6 +109,7 @@
 #define profile_pc(regs) instruction_pointer(regs)
 #endif
 extern void show_regs(struct pt_regs *);
+extern void __show_regs(struct pt_regs *);
 #endif
 
 #else /* __ASSEMBLY__ */