summaryrefslogtreecommitdiffstats
path: root/include/linux/io_uring.h
blob: 68ed6697fece32b7ef0cbc9a88138011bf4fd478 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef _LINUX_IO_URING_H
#define _LINUX_IO_URING_H

#include <linux/sched.h>
#include <linux/xarray.h>
#include <uapi/linux/io_uring.h>

#if defined(CONFIG_IO_URING)
void __io_uring_cancel(bool cancel_all);
void __io_uring_free(struct task_struct *tsk);
void io_uring_unreg_ringfd(void);
const char *io_uring_get_opcode(u8 opcode);
int io_uring_cmd_sock(struct io_uring_cmd *cmd, unsigned int issue_flags);
bool io_is_uring_fops(struct file *file);

static inline void io_uring_files_cancel(void)
{
	if (current->io_uring) {
		io_uring_unreg_ringfd();
		__io_uring_cancel(false);
	}
}
static inline void io_uring_task_cancel(void)
{
	if (current->io_uring)
		__io_uring_cancel(true);
}
static inline void io_uring_free(struct task_struct *tsk)
{
	if (tsk->io_uring)
		__io_uring_free(tsk);
}
#else
static inline void io_uring_task_cancel(void)
{
}
static inline void io_uring_files_cancel(void)
{
}
static inline void io_uring_free(struct task_struct *tsk)
{
}
static inline const char *io_uring_get_opcode(u8 opcode)
{
	return "";
}
static inline int io_uring_cmd_sock(struct io_uring_cmd *cmd,
				    unsigned int issue_flags)
{
	return -EOPNOTSUPP;
}
static inline bool io_is_uring_fops(struct file *file)
{
	return false;
}
#endif

#endif