[thirdparty/kernel/stable.git] / io_uring / futex.h

// 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);
void 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 void io_futex_cache_init(struct io_ring_ctx *ctx)
{
}
static inline void io_futex_cache_free(struct io_ring_ctx *ctx)
{
}
#endif
Commit	Line	Data
194bb58c JA	1	// SPDX-License-Identifier: GPL-2.0
	2
	3	#include "cancel.h"
	4
	5	int io_futex_prep(struct io_kiocb req, const struct io_uring_sqe sqe);
8f350194	6	int io_futexv_prep(struct io_kiocb req, const struct io_uring_sqe sqe);
194bb58c	7	int io_futex_wait(struct io_kiocb *req, unsigned int issue_flags);
8f350194	8	int io_futexv_wait(struct io_kiocb *req, unsigned int issue_flags);
194bb58c JA	9	int io_futex_wake(struct io_kiocb *req, unsigned int issue_flags);
	10
	11	#if defined(CONFIG_FUTEX)
	12	int io_futex_cancel(struct io_ring_ctx ctx, struct io_cancel_data cd,
	13	unsigned int issue_flags);
	14	bool io_futex_remove_all(struct io_ring_ctx ctx, struct task_struct task,
	15	bool cancel_all);
	16	void io_futex_cache_init(struct io_ring_ctx *ctx);
	17	void io_futex_cache_free(struct io_ring_ctx *ctx);
	18	#else
	19	static inline int io_futex_cancel(struct io_ring_ctx *ctx,
	20	struct io_cancel_data *cd,
	21	unsigned int issue_flags)
	22	{
	23	return 0;
	24	}
	25	static inline bool io_futex_remove_all(struct io_ring_ctx *ctx,
	26	struct task_struct *task, bool cancel_all)
	27	{
	28	return false;
	29	}
	30	static inline void io_futex_cache_init(struct io_ring_ctx *ctx)
	31	{
	32	}
	33	static inline void io_futex_cache_free(struct io_ring_ctx *ctx)
	34	{
	35	}
	36	#endif