diff options
Diffstat (limited to 'include/linux/io_uring.h')
-rw-r--r-- | include/linux/io_uring.h | 76 |
1 files changed, 1 insertions, 75 deletions
diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h index 108cffa3ae5b..85fe4e6b275c 100644 --- a/include/linux/io_uring.h +++ b/include/linux/io_uring.h @@ -6,62 +6,12 @@ #include <linux/xarray.h> #include <uapi/linux/io_uring.h> -enum io_uring_cmd_flags { - IO_URING_F_COMPLETE_DEFER = 1, - IO_URING_F_UNLOCKED = 2, - /* the request is executed from poll, it should not be freed */ - IO_URING_F_MULTISHOT = 4, - /* executed by io-wq */ - IO_URING_F_IOWQ = 8, - /* int's last bit, sign checks are usually faster than a bit test */ - IO_URING_F_NONBLOCK = INT_MIN, - - /* ctx state flags, for URING_CMD */ - IO_URING_F_SQE128 = (1 << 8), - IO_URING_F_CQE32 = (1 << 9), - IO_URING_F_IOPOLL = (1 << 10), -}; - -struct io_uring_cmd { - struct file *file; - const struct io_uring_sqe *sqe; - union { - /* callback to defer completions to task context */ - void (*task_work_cb)(struct io_uring_cmd *cmd, unsigned); - /* used for polled completion */ - void *cookie; - }; - u32 cmd_op; - u32 flags; - u8 pdu[32]; /* available inline for free use */ -}; - -static inline const void *io_uring_sqe_cmd(const struct io_uring_sqe *sqe) -{ - return sqe->cmd; -} - #if defined(CONFIG_IO_URING) -int io_uring_cmd_import_fixed(u64 ubuf, unsigned long len, int rw, - struct iov_iter *iter, void *ioucmd); -void io_uring_cmd_done(struct io_uring_cmd *cmd, ssize_t ret, ssize_t res2, - unsigned issue_flags); void __io_uring_cancel(bool cancel_all); void __io_uring_free(struct task_struct *tsk); void io_uring_unreg_ringfd(void); const char *io_uring_get_opcode(u8 opcode); -void __io_uring_cmd_do_in_task(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned), - unsigned flags); -/* users should follow semantics of IOU_F_TWQ_LAZY_WAKE */ -void io_uring_cmd_do_in_task_lazy(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)); - -static inline void io_uring_cmd_complete_in_task(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)) -{ - __io_uring_cmd_do_in_task(ioucmd, task_work_cb, 0); -} +bool io_is_uring_fops(struct file *file); static inline void io_uring_files_cancel(void) { @@ -78,26 +28,7 @@ static inline void io_uring_free(struct task_struct *tsk) if (tsk->io_uring) __io_uring_free(tsk); } -int io_uring_cmd_sock(struct io_uring_cmd *cmd, unsigned int issue_flags); -bool io_is_uring_fops(struct file *file); #else -static inline int io_uring_cmd_import_fixed(u64 ubuf, unsigned long len, int rw, - struct iov_iter *iter, void *ioucmd) -{ - return -EOPNOTSUPP; -} -static inline void io_uring_cmd_done(struct io_uring_cmd *cmd, ssize_t ret, - ssize_t ret2, unsigned issue_flags) -{ -} -static inline void io_uring_cmd_complete_in_task(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)) -{ -} -static inline void io_uring_cmd_do_in_task_lazy(struct io_uring_cmd *ioucmd, - void (*task_work_cb)(struct io_uring_cmd *, unsigned)) -{ -} static inline void io_uring_task_cancel(void) { } @@ -111,11 +42,6 @@ static inline const char *io_uring_get_opcode(u8 opcode) { return ""; } -static inline int io_uring_cmd_sock(struct io_uring_cmd *cmd, - unsigned int issue_flags) -{ - return -EOPNOTSUPP; -} static inline bool io_is_uring_fops(struct file *file) { return false; |