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 /* opcode specific path will handle ->async_data allocation if needed */
29 unsigned manual_alloc : 1;
30 /* size of async data needed, if any */
31 unsigned short async_size;
35 int (*prep)(struct io_kiocb *, const struct io_uring_sqe *);
36 int (*issue)(struct io_kiocb *, unsigned int);
37 int (*prep_async)(struct io_kiocb *);
38 void (*cleanup)(struct io_kiocb *);
39 void (*fail)(struct io_kiocb *);
42 extern const struct io_op_def io_op_defs[];
44 void io_uring_optable_init(void);