// SPDX-License-Identifier: GPL-2.0 #include <linux/io_uring_types.h> struct io_cancel_data { struct io_ring_ctx *ctx; union { u64 data; struct file *file; }; u32 flags; int seq; }; int io_async_cancel_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); int io_async_cancel(struct io_kiocb *req, unsigned int issue_flags); int io_try_cancel(struct io_uring_task *tctx, struct io_cancel_data *cd, unsigned int issue_flags); void init_hash_table(struct io_hash_table *table, unsigned size); int io_sync_cancel(struct io_ring_ctx *ctx, void __user *arg);