https://github.com/torvalds/linux
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Tip revision: 49def1853334396f948dcb4cedb9347abb318df5 authored by Linus Torvalds on 16 January 2017, 00:21:59 UTC
Linux 4.10-rc4
Tip revision: 49def18
aio.h
#ifndef __LINUX__AIO_H
#define __LINUX__AIO_H

#include <linux/aio_abi.h>

struct kioctx;
struct kiocb;
struct mm_struct;

#define KIOCB_KEY		0

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 */
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