Commit 4b49bb8a authored by Zach Brown's avatar Zach Brown Committed by Linus Torvalds
Browse files

aio: remove dead code from aio.h

Signed-off-by: default avatarZach Brown <>
Signed-off-by: default avatarKent Overstreet <>
Cc: Felipe Balbi <>
Cc: Greg Kroah-Hartman <>
Cc: Mark Fasheh <>
Cc: Joel Becker <>
Cc: Rusty Russell <>
Cc: Jens Axboe <>
Cc: Asai Thambi S P <>
Cc: Selvan Mani <>
Cc: Sam Bradshaw <>
Acked-by: default avatarJeff Moyer <>
Cc: Al Viro <>
Cc: Benjamin LaHaise <>
Reviewed-by: default avatar"Theodore Ts'o" <>
Signed-off-by: default avatarAndrew Morton <>
Signed-off-by: default avatarLinus Torvalds <>
parent 697f4d68
......@@ -9,44 +9,22 @@
#include <linux/atomic.h>
#define AIO_MAXSEGS 4
struct kioctx;
/* Notes on cancelling a kiocb:
* If a kiocb is cancelled, aio_complete may return 0 to indicate
* that cancel has not yet disposed of the kiocb. All cancel
* operations *must* call aio_put_req to dispose of the kiocb
* to guard against races with the completion code.
#define KIOCB_C_CANCELLED 0x01
#define KIOCB_C_COMPLETE 0x02
#define KIOCB_SYNC_KEY (~0U)
/* ki_flags bits */
* This may be used for cancel/retry serialization in the future, but
* for now it's unused and we probably don't want modules to even
* think they can use it.
/* #define KIF_LOCKED 0 */
#define KIF_KICKED 1
#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)
......@@ -207,8 +185,6 @@ struct kioctx {
/* prototypes */
extern unsigned aio_max_size;
extern ssize_t wait_on_sync_kiocb(struct kiocb *iocb);
extern int aio_put_req(struct kiocb *iocb);
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