mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-03 00:54:09 +08:00
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
|
|
|
|
#include <linux/io_uring_types.h>
|
|
|
|
struct io_cancel_data {
|
|
struct io_ring_ctx *ctx;
|
|
union {
|
|
u64 data;
|
|
struct file *file;
|
|
};
|
|
u8 opcode;
|
|
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);
|
|
bool io_cancel_req_match(struct io_kiocb *req, struct io_cancel_data *cd);
|