xref: /openbmc/linux/io_uring/cancel.h (revision 9aa2cba7)
1 // SPDX-License-Identifier: GPL-2.0
2 
3 #include <linux/io_uring_types.h>
4 
5 struct io_cancel_data {
6 	struct io_ring_ctx *ctx;
7 	union {
8 		u64 data;
9 		struct file *file;
10 	};
11 	u8 opcode;
12 	u32 flags;
13 	int seq;
14 };
15 
16 int io_async_cancel_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
17 int io_async_cancel(struct io_kiocb *req, unsigned int issue_flags);
18 
19 int io_try_cancel(struct io_uring_task *tctx, struct io_cancel_data *cd,
20 		  unsigned int issue_flags);
21 void init_hash_table(struct io_hash_table *table, unsigned size);
22 
23 int io_sync_cancel(struct io_ring_ctx *ctx, void __user *arg);
24 bool io_cancel_req_match(struct io_kiocb *req, struct io_cancel_data *cd);
25