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Pavel Begunkov 296e169618 io_uring: hide caches sqes from drivers
There is now an io_uring private part of cmd async_data, move saved sqe
into it. Drivers are accessing it via struct io_uring_cmd::cmd.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/ecbe078dd57acefdbc4366d083327086c0879378.1743357121.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2025-03-31 07:08:34 -06:00

26 lines
761 B
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/io_uring/cmd.h>
#include <linux/io_uring_types.h>
struct io_async_cmd {
struct io_uring_cmd_data data;
struct iou_vec vec;
struct io_uring_sqe sqes[2];
};
int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags);
int io_uring_cmd_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
void io_uring_cmd_cleanup(struct io_kiocb *req);
bool io_uring_try_cancel_uring_cmd(struct io_ring_ctx *ctx,
struct io_uring_task *tctx, bool cancel_all);
void io_cmd_cache_free(const void *entry);
int io_uring_cmd_import_fixed_vec(struct io_uring_cmd *ioucmd,
const struct iovec __user *uvec,
size_t uvec_segs,
int ddir, struct iov_iter *iter,
unsigned issue_flags);