[linux.git] / include / linux / extable.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_EXTABLE_H
#define _LINUX_EXTABLE_H

#include <linux/stddef.h>	/* for NULL */
#include <linux/types.h>

struct module;
struct exception_table_entry;

const struct exception_table_entry *
search_extable(const struct exception_table_entry *base,
	       const size_t num,
	       unsigned long value);
void sort_extable(struct exception_table_entry *start,
		  struct exception_table_entry *finish);
void sort_main_extable(void);
void trim_init_extable(struct module *m);

/* Given an address, look for it in the exception tables */
const struct exception_table_entry *search_exception_tables(unsigned long add);

#ifdef CONFIG_MODULES
/* For extable.c to search modules' exception tables. */
const struct exception_table_entry *search_module_extables(unsigned long addr);
#else
static inline const struct exception_table_entry *
search_module_extables(unsigned long addr)
{
	return NULL;
}
#endif /*CONFIG_MODULES*/

#endif /* _LINUX_EXTABLE_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
0ef76537 PG	2	#ifndef _LINUX_EXTABLE_H
	3	#define _LINUX_EXTABLE_H
	4
49aadcf1	5	#include <linux/stddef.h> /* for NULL */
a94c33dd	6	#include <linux/types.h>
49aadcf1	7
0ef76537 PG	8	struct module;
	9	struct exception_table_entry;
	10
	11	const struct exception_table_entry *
a94c33dd TM	12	search_extable(const struct exception_table_entry *base,
a94c33dd TM	13	const size_t num,
0ef76537 PG	14	unsigned long value);
	15	void sort_extable(struct exception_table_entry *start,
	16	struct exception_table_entry *finish);
	17	void sort_main_extable(void);
	18	void trim_init_extable(struct module *m);
	19
	20	/* Given an address, look for it in the exception tables */
	21	const struct exception_table_entry *search_exception_tables(unsigned long add);
	22
	23	#ifdef CONFIG_MODULES
	24	/* For extable.c to search modules' exception tables. */
	25	const struct exception_table_entry *search_module_extables(unsigned long addr);
	26	#else
	27	static inline const struct exception_table_entry *
	28	search_module_extables(unsigned long addr)
	29	{
	30	return NULL;
	31	}
	32	#endif /CONFIG_MODULES/
	33
	34	#endif /* _LINUX_EXTABLE_H */