linux-stable/include/linux/io_uring.h
Pavel Begunkov 8c9a6f549e io_uring: separate header for exported net bits
We're exporting some io_uring bits to networking, e.g. for implementing
a net callback for io_uring cmds, but we don't want to expose more than
needed. Add a separate header for networking.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: David Wei <dw@davidwei.uk>
Link: https://lore.kernel.org/r/20240409210554.1878789-1-dw@davidwei.uk
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2024-04-15 08:10:26 -06:00

54 lines
1.1 KiB
C

/* 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);
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 bool io_is_uring_fops(struct file *file)
{
return false;
}
#endif
#endif