2 * Based on arch/arm/include/asm/traps.h
4 * Copyright (C) 2012 ARM Ltd.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include <linux/list.h>
26 struct list_head node;
31 int (*fn)(struct pt_regs *regs, u32 instr);
34 void register_undef_hook(struct undef_hook *hook);
35 void unregister_undef_hook(struct undef_hook *hook);
37 void arm64_notify_segfault(struct pt_regs *regs, unsigned long addr);
39 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
40 static inline int __in_irqentry_text(unsigned long ptr)
42 extern char __irqentry_text_start[];
43 extern char __irqentry_text_end[];
45 return ptr >= (unsigned long)&__irqentry_text_start &&
46 ptr < (unsigned long)&__irqentry_text_end;
49 static inline int __in_irqentry_text(unsigned long ptr)
55 static inline int in_exception_text(unsigned long ptr)
57 extern char __exception_text_start[];
58 extern char __exception_text_end[];
61 in = ptr >= (unsigned long)&__exception_text_start &&
62 ptr < (unsigned long)&__exception_text_end;
64 return in ? : __in_irqentry_text(ptr);