/* 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_AIOextern void exit_aio(struct mm_struct *mm);void kiocb_set_cancel_fn(struct kiocb *req, kiocb_cancel_fn *cancel);#elsestatic 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 */