[POWERPC] remove unused io accessors

[karo-tx-linux.git] / include / asm-powerpc / kdebug.h

diff --git a/include/asm-powerpc/kdebug.h b/include/asm-powerpc/kdebug.h
index 7c16265568e0483ebc04b11f7aea695075a45a34..532bfee934f43328912e5d88045197feba350da7 100644 (file)
--- a/include/asm-powerpc/kdebug.h
+++ b/include/asm-powerpc/kdebug.h
@@ -16,13 +16,11 @@ struct die_args {
        int signr;
 };
 
-/*
-   Note - you should never unregister because that can race with NMIs.
-   If you really want to do it first unregister - then synchronize_sched -
-   then free.
- */
-int register_die_notifier(struct notifier_block *nb);
-extern struct notifier_block *powerpc_die_chain;
+extern int register_die_notifier(struct notifier_block *);
+extern int unregister_die_notifier(struct notifier_block *);
+extern int register_page_fault_notifier(struct notifier_block *);
+extern int unregister_page_fault_notifier(struct notifier_block *);
+extern struct atomic_notifier_head powerpc_die_chain;
 
 /* Grossly misnamed. */
 enum die_val {
@@ -37,7 +35,7 @@ enum die_val {
 static inline int notify_die(enum die_val val,char *str,struct pt_regs *regs,long err,int trap, int sig)
 {
        struct die_args args = { .regs=regs, .str=str, .err=err, .trapnr=trap,.signr=sig };
-       return notifier_call_chain(&powerpc_die_chain, val, &args);
+       return atomic_notifier_call_chain(&powerpc_die_chain, val, &args);
 }
 
 #endif /* __KERNEL__ */