| 1 | // SPDX-License-Identifier: GPL-2.0 |
|---|---|
| 2 | |
| 3 | #include <linux/pagemap.h> |
| 4 | |
| 5 | struct io_rw_state { |
| 6 | struct iov_iter iter; |
| 7 | struct iov_iter_state iter_state; |
| 8 | struct iovec fast_iov[UIO_FASTIOV]; |
| 9 | }; |
| 10 | |
| 11 | struct io_async_rw { |
| 12 | struct io_rw_state s; |
| 13 | const struct iovec *free_iovec; |
| 14 | size_t bytes_done; |
| 15 | struct wait_page_queue wpq; |
| 16 | }; |
| 17 | |
| 18 | int io_prep_rw(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 19 | int io_read(struct io_kiocb *req, unsigned int issue_flags); |
| 20 | int io_readv_prep_async(struct io_kiocb *req); |
| 21 | int io_write(struct io_kiocb *req, unsigned int issue_flags); |
| 22 | int io_writev_prep_async(struct io_kiocb *req); |
| 23 | void io_readv_writev_cleanup(struct io_kiocb *req); |
| 24 | void io_rw_fail(struct io_kiocb *req); |
| 25 | void io_req_rw_complete(struct io_kiocb *req, struct io_tw_state *ts); |
| 26 | int io_read_mshot_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 27 | int io_read_mshot(struct io_kiocb *req, unsigned int issue_flags); |
| 28 |