aio.h File Reference

#include <linux/list.h>
#include <linux/workqueue.h>
#include <linux/aio_abi.h>
#include <linux/uio.h>
#include <linux/rcupdate.h>
#include <linux/atomic.h>

Go to the source code of this file.

Data Structures
struct	kiocb
struct	aio_ring
struct	aio_ring_info
struct	kioctx

Macros
#define	AIO_MAXSEGS   4
#define	AIO_KIOGRP_NR_ATOMIC   8
#define	KIOCB_C_CANCELLED   0x01
#define	KIOCB_C_COMPLETE   0x02
#define	KIOCB_SYNC_KEY   (~0U)
#define	KIF_KICKED   1
#define	KIF_CANCELLED   2
#define	kiocbTryLock(iocb)   test_and_set_bit(KIF_LOCKED, &(iocb)->ki_flags)
#define	kiocbTryKick(iocb)   test_and_set_bit(KIF_KICKED, &(iocb)->ki_flags)
#define	kiocbSetLocked(iocb)   set_bit(KIF_LOCKED, &(iocb)->ki_flags)
#define	kiocbSetKicked(iocb)   set_bit(KIF_KICKED, &(iocb)->ki_flags)
#define	kiocbSetCancelled(iocb)   set_bit(KIF_CANCELLED, &(iocb)->ki_flags)
#define	kiocbClearLocked(iocb)   clear_bit(KIF_LOCKED, &(iocb)->ki_flags)
#define	kiocbClearKicked(iocb)   clear_bit(KIF_KICKED, &(iocb)->ki_flags)
#define	kiocbClearCancelled(iocb)   clear_bit(KIF_CANCELLED, &(iocb)->ki_flags)
#define	kiocbIsLocked(iocb)   test_bit(KIF_LOCKED, &(iocb)->ki_flags)
#define	kiocbIsKicked(iocb)   test_bit(KIF_KICKED, &(iocb)->ki_flags)
#define	kiocbIsCancelled(iocb)   test_bit(KIF_CANCELLED, &(iocb)->ki_flags)
#define	AIO_RING_MAGIC   0xa10a10a1
#define	AIO_RING_COMPAT_FEATURES   1
#define	AIO_RING_INCOMPAT_FEATURES   0
#define	AIO_RING_PAGES   8

Variables
unsigned	aio_max_size
unsigned long	aio_nr
unsigned long	aio_max_nr

Macro Definition Documentation

#define AIO_KIOGRP_NR_ATOMIC   8

Definition at line 13 of file aio.h.

#define AIO_MAXSEGS   4

Definition at line 12 of file aio.h.

#define AIO_RING_COMPAT_FEATURES   1

Definition at line 145 of file aio.h.

#define AIO_RING_INCOMPAT_FEATURES   0

Definition at line 146 of file aio.h.

#define AIO_RING_MAGIC   0xa10a10a1

Definition at line 144 of file aio.h.

#define AIO_RING_PAGES   8

Definition at line 162 of file aio.h.

#define KIF_CANCELLED   2

Definition at line 36 of file aio.h.

#define KIF_KICKED   1

Definition at line 35 of file aio.h.

#define KIOCB_C_CANCELLED   0x01

Definition at line 23 of file aio.h.

#define KIOCB_C_COMPLETE   0x02

Definition at line 24 of file aio.h.

#define KIOCB_SYNC_KEY   (~0U)

Definition at line 26 of file aio.h.

#define kiocbClearCancelled

(

iocb

)

clear_bit(KIF_CANCELLED, &(iocb)->ki_flags)

Definition at line 47 of file aio.h.

#define kiocbClearKicked

(

iocb

)

clear_bit(KIF_KICKED, &(iocb)->ki_flags)

Definition at line 46 of file aio.h.

#define kiocbClearLocked

(

iocb

)

clear_bit(KIF_LOCKED, &(iocb)->ki_flags)

Definition at line 45 of file aio.h.

#define kiocbIsCancelled

(

iocb

)

test_bit(KIF_CANCELLED, &(iocb)->ki_flags)

Definition at line 51 of file aio.h.

#define kiocbIsKicked

(

iocb

)

test_bit(KIF_KICKED, &(iocb)->ki_flags)

Definition at line 50 of file aio.h.

#define kiocbIsLocked

(

iocb

)

test_bit(KIF_LOCKED, &(iocb)->ki_flags)

Definition at line 49 of file aio.h.

#define kiocbSetCancelled

(

iocb

)

set_bit(KIF_CANCELLED, &(iocb)->ki_flags)

Definition at line 43 of file aio.h.

#define kiocbSetKicked

(

iocb

)

set_bit(KIF_KICKED, &(iocb)->ki_flags)

Definition at line 42 of file aio.h.

#define kiocbSetLocked

(

iocb

)

set_bit(KIF_LOCKED, &(iocb)->ki_flags)

Definition at line 41 of file aio.h.

#define kiocbTryKick

(

iocb

)

test_and_set_bit(KIF_KICKED, &(iocb)->ki_flags)

Definition at line 39 of file aio.h.

#define kiocbTryLock

(

iocb

)

test_and_set_bit(KIF_LOCKED, &(iocb)->ki_flags)

Definition at line 38 of file aio.h.

Variable Documentation

unsigned long aio_max_nr

Definition at line 51 of file aio.c.

unsigned aio_max_size

unsigned long aio_nr

Definition at line 50 of file aio.c.