[thirdparty/kernel/stable.git] / include / linux / aio.h

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

#include <linux/aio_abi.h>

struct kioctx;
struct kiocb;
struct mm_struct;

typedef int (kiocb_cancel_fn)(struct kiocb *);

/* prototypes */
#ifdef CONFIG_AIO
extern void exit_aio(struct mm_struct *mm);
void kiocb_set_cancel_fn(struct kiocb *req, kiocb_cancel_fn *cancel);
#else
static inline void exit_aio(struct mm_struct *mm) { }
static inline void kiocb_set_cancel_fn(struct kiocb *req,
				       kiocb_cancel_fn *cancel) { }
#endif /* CONFIG_AIO */

/* for sysctl: */
extern unsigned long aio_nr;
extern unsigned long aio_max_nr;

#endif /* __LINUX__AIO_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1da177e4 LT	2	#ifndef __LINUX__AIO_H
	3	#define __LINUX__AIO_H
	4
1da177e4	5	#include <linux/aio_abi.h>
1da177e4	6
1da177e4	7	struct kioctx;
0460fef2	8	struct kiocb;
e2e40f2c	9	struct mm_struct;
1da177e4	10
bec68faa	11	typedef int (kiocb_cancel_fn)(struct kiocb *);
1da177e4	12
1da177e4	13	/* prototypes */
ebf3f09c	14	#ifdef CONFIG_AIO
b3c97528	15	extern void exit_aio(struct mm_struct *mm);
0460fef2	16	void kiocb_set_cancel_fn(struct kiocb req, kiocb_cancel_fn cancel);
ebf3f09c	17	#else
ebf3f09c	18	static inline void exit_aio(struct mm_struct *mm) { }
0460fef2 KO	19	static inline void kiocb_set_cancel_fn(struct kiocb *req,
0460fef2 KO	20	kiocb_cancel_fn *cancel) { }
ebf3f09c	21	#endif /* CONFIG_AIO */
1da177e4	22
1da177e4	23	/* for sysctl: */
d55b5fda ZB	24	extern unsigned long aio_nr;
d55b5fda ZB	25	extern unsigned long aio_max_nr;
1da177e4 LT	26
1da177e4 LT	27	#endif /* __LINUX__AIO_H */