1// SPDX-License-Identifier: GPL-2.0
 2
 3int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags);
 4int io_uring_cmd_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
 5int io_uring_cmd_prep_async(struct io_kiocb *req);
 6
 7/*
 8 * The URING_CMD payload starts at 'cmd' in the first sqe, and continues into
 9 * the following sqe if SQE128 is used.
10 */
11#define uring_cmd_pdu_size(is_sqe128)				\
12	((1 + !!(is_sqe128)) * sizeof(struct io_uring_sqe) -	\
13		offsetof(struct io_uring_sqe, cmd))