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
|
// SPDX-License-Identifier: GPL-2.0
#include "cancel.h"
int io_futex_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_futexv_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_futex_wait(struct io_kiocb *req, unsigned int issue_flags);
int io_futexv_wait(struct io_kiocb *req, unsigned int issue_flags);
int io_futex_wake(struct io_kiocb *req, unsigned int issue_flags);
#if defined(CONFIG_FUTEX)
int io_futex_cancel(struct io_ring_ctx *ctx, struct io_cancel_data *cd,
unsigned int issue_flags);
bool io_futex_remove_all(struct io_ring_ctx *ctx, struct task_struct *task,
bool cancel_all);
bool io_futex_cache_init(struct io_ring_ctx *ctx);
void io_futex_cache_free(struct io_ring_ctx *ctx);
#else
static inline int io_futex_cancel(struct io_ring_ctx *ctx,
struct io_cancel_data *cd,
unsigned int issue_flags)
{
return 0;
}
static inline bool io_futex_remove_all(struct io_ring_ctx *ctx,
struct task_struct *task, bool cancel_all)
{
return false;
}
static inline bool io_futex_cache_init(struct io_ring_ctx *ctx)
{
return false;
}
static inline void io_futex_cache_free(struct io_ring_ctx *ctx)
{
}
#endif
|
