1 files changed, 9 insertions, 0 deletions

diff --git a/include/asm-x86/kdebug.h b/include/asm-x86/kdebug.h
index 96651bb59ba1..a80f2d6cc737 100644
--- a/include/asm-x86/kdebug.h
+++ b/include/asm-x86/kdebug.h
@@ -35,4 +35,13 @@ extern void show_regs(struct pt_regs *regs);
 extern unsigned long oops_begin(void);
 extern void oops_end(unsigned long, struct pt_regs *, int signr);
 
+struct pf_handler {
+        struct hlist_node hlist;
+        int (*handler)(struct pt_regs *regs, unsigned long error_code,
+                                                unsigned long address);
+};
+
+extern void register_page_fault_handler(struct pf_handler *new_pfh);
+extern void unregister_page_fault_handler(struct pf_handler *old_pfh);
+
 #endif