1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * Futex2 library addons for futex tests
4 *
5 * Copyright 2021 Collabora Ltd.
6 */
7 #include <stdint.h>
8
9 #define u64_to_ptr(x) ((void *)(uintptr_t)(x))
10
11 /**
12 * futex_waitv - Wait at multiple futexes, wake on any
13 * @waiters: Array of waiters
14 * @nr_waiters: Length of waiters array
15 * @flags: Operation flags
16 * @timo: Optional timeout for operation
17 */
18 static inline int futex_waitv(volatile struct futex_waitv *waiters, unsigned long nr_waiters,
19 unsigned long flags, struct timespec *timo, clockid_t clockid)
20 {
21 return syscall(__NR_futex_waitv, waiters, nr_waiters, flags, timo, clockid);
22 }
23
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