1 // SPDX-License-Identifier: GPL-2.0
6 /* needs req->file assigned */
7 unsigned needs_file : 1;
8 /* should block plug */
10 /* hash wq insertion if file is a regular file */
11 unsigned hash_reg_file : 1;
12 /* unbound wq insertion if file is a non-regular file */
13 unsigned unbound_nonreg_file : 1;
14 /* set if opcode supports polled "wait" */
17 unsigned poll_exclusive : 1;
18 /* op supports buffer selection */
19 unsigned buffer_select : 1;
20 /* opcode is not supported by this kernel */
21 unsigned not_supported : 1;
23 unsigned audit_skip : 1;
28 /* have to be put into the iopoll list */
29 unsigned iopoll_queue : 1;
30 /* vectored opcode, set if 1) vectored, and 2) handler needs to know */
31 unsigned vectored : 1;
33 /* size of async data needed, if any */
34 unsigned short async_size;
36 int (*issue)(struct io_kiocb *, unsigned int);
37 int (*prep)(struct io_kiocb *, const struct io_uring_sqe *);
43 void (*cleanup)(struct io_kiocb *);
44 void (*fail)(struct io_kiocb *);
47 extern const struct io_issue_def io_issue_defs[];
48 extern const struct io_cold_def io_cold_defs[];
50 void io_uring_optable_init(void);