4 #include <linux/list.h>
12 int (*fn)(struct pt_regs *regs, unsigned int instr);
15 void register_undef_hook(struct undef_hook *hook);
16 void unregister_undef_hook(struct undef_hook *hook);
18 static inline int in_exception_text(unsigned long ptr)
20 extern char __exception_text_start[];
21 extern char __exception_text_end[];
23 return ptr >= (unsigned long)&__exception_text_start &&
24 ptr < (unsigned long)&__exception_text_end;
27 extern void __init early_trap_init(void);