1// SPDX-License-Identifier: GPL-2.0
 2#ifndef IORING_CANCEL_H
 3#define IORING_CANCEL_H
 4
 5#include <linux/io_uring_types.h>
 6
 7struct io_cancel_data {
 8	struct io_ring_ctx *ctx;
 9	union {
10		u64 data;
11		struct file *file;
12	};
13	u8 opcode;
14	u32 flags;
15	int seq;
16};
17
18int io_async_cancel_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
19int io_async_cancel(struct io_kiocb *req, unsigned int issue_flags);
20
21int io_try_cancel(struct io_uring_task *tctx, struct io_cancel_data *cd,
22		  unsigned int issue_flags);
23void init_hash_table(struct io_hash_table *table, unsigned size);
24
25int io_sync_cancel(struct io_ring_ctx *ctx, void __user *arg);
26bool io_cancel_req_match(struct io_kiocb *req, struct io_cancel_data *cd);
27
28#endif