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https://github.com/torvalds/linux
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d7b8b079a8
Add IORING_ASYNC_CANCEL_OP flag for cancelation, which allows the application to target cancelation based on the opcode of the original request. Signed-off-by: Jens Axboe <axboe@kernel.dk>
25 lines
665 B
C
25 lines
665 B
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/io_uring_types.h>
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struct io_cancel_data {
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struct io_ring_ctx *ctx;
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union {
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u64 data;
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struct file *file;
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};
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u8 opcode;
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u32 flags;
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int seq;
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};
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int io_async_cancel_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
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int io_async_cancel(struct io_kiocb *req, unsigned int issue_flags);
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int io_try_cancel(struct io_uring_task *tctx, struct io_cancel_data *cd,
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unsigned int issue_flags);
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void init_hash_table(struct io_hash_table *table, unsigned size);
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int io_sync_cancel(struct io_ring_ctx *ctx, void __user *arg);
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bool io_cancel_req_match(struct io_kiocb *req, struct io_cancel_data *cd);
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