root/include/linux/aio.h

INCLUDED FROM

DEFINITIONS

1. exit_aio
2. kiocb_set_cancel_fn

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