xref: /openbmc/linux/tools/testing/selftests/futex/include/futex2test.h (revision 03ab8e6297acd1bc0eedaa050e2a1635c576fd11)
1*5e59c1d1SAndré Almeida /* SPDX-License-Identifier: GPL-2.0-or-later */
2*5e59c1d1SAndré Almeida /*
3*5e59c1d1SAndré Almeida  * Futex2 library addons for futex tests
4*5e59c1d1SAndré Almeida  *
5*5e59c1d1SAndré Almeida  * Copyright 2021 Collabora Ltd.
6*5e59c1d1SAndré Almeida  */
7*5e59c1d1SAndré Almeida #include <stdint.h>
8*5e59c1d1SAndré Almeida 
9*5e59c1d1SAndré Almeida #define u64_to_ptr(x) ((void *)(uintptr_t)(x))
10*5e59c1d1SAndré Almeida 
11*5e59c1d1SAndré Almeida /**
12*5e59c1d1SAndré Almeida  * futex_waitv - Wait at multiple futexes, wake on any
13*5e59c1d1SAndré Almeida  * @waiters:    Array of waiters
14*5e59c1d1SAndré Almeida  * @nr_waiters: Length of waiters array
15*5e59c1d1SAndré Almeida  * @flags: Operation flags
16*5e59c1d1SAndré Almeida  * @timo:  Optional timeout for operation
17*5e59c1d1SAndré Almeida  */
futex_waitv(volatile struct futex_waitv * waiters,unsigned long nr_waiters,unsigned long flags,struct timespec * timo,clockid_t clockid)18*5e59c1d1SAndré Almeida static inline int futex_waitv(volatile struct futex_waitv *waiters, unsigned long nr_waiters,
19*5e59c1d1SAndré Almeida 			      unsigned long flags, struct timespec *timo, clockid_t clockid)
20*5e59c1d1SAndré Almeida {
21*5e59c1d1SAndré Almeida 	return syscall(__NR_futex_waitv, waiters, nr_waiters, flags, timo, clockid);
22*5e59c1d1SAndré Almeida }
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