1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/list.h>
11 struct list_head node;
16 int (*fn)(struct pt_regs *regs, unsigned int instr);
19 void register_undef_hook(struct undef_hook *hook);
20 void unregister_undef_hook(struct undef_hook *hook);
22 static inline int __in_irqentry_text(unsigned long ptr)
24 extern char __irqentry_text_start[];
25 extern char __irqentry_text_end[];
27 return ptr >= (unsigned long)&__irqentry_text_start &&
28 ptr < (unsigned long)&__irqentry_text_end;
31 static inline int in_exception_text(unsigned long ptr)
33 extern char __exception_text_start[];
34 extern char __exception_text_end[];
37 in = ptr >= (unsigned long)&__exception_text_start &&
38 ptr < (unsigned long)&__exception_text_end;
40 return in ? : __in_irqentry_text(ptr);
43 extern void __init early_trap_init(void *);
44 extern void dump_backtrace_entry(unsigned long where, unsigned long from, unsigned long frame);
45 extern void ptrace_break(struct task_struct *tsk, struct pt_regs *regs);
47 extern void *vectors_page;