1// SPDX-License-Identifier: GPL-2.0 2#include <linux/kernel.h> 3#include <linux/errno.h> 4#include <linux/fs.h> 5#include <linux/file.h> 6#include <linux/io_uring.h> 7 8#include <uapi/linux/io_uring.h> 9 10#include "io_uring.h" 11#include "nop.h" 12 13int io_nop_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) 14{ 15 return 0; 16} 17 18/* 19 * IORING_OP_NOP just posts a completion event, nothing else. 20 */ 21int io_nop(struct io_kiocb *req, unsigned int issue_flags) 22{ 23 io_req_set_res(req, 0, 0); 24 return IOU_OK; 25} 26