| /linux/tools/testing/selftests/futex/include/ |
| H A D | futextest.h | 110 futex_wake(futex_t *uaddr, int nr_wake, int opflags) in futex_wake() argument
112 return futex(uaddr, FUTEX_WAKE, nr_wake, NULL, NULL, 0, opflags); in futex_wake()
132 futex_wake_bitset(futex_t *uaddr, int nr_wake, u_int32_t bitset, int opflags) in futex_wake_bitset() argument
134 return futex(uaddr, FUTEX_WAKE_BITSET, nr_wake, NULL, NULL, bitset, in futex_wake_bitset()
162 futex_wake_op(futex_t *uaddr, futex_t *uaddr2, int nr_wake, int nr_wake2, in futex_wake_op() argument
165 return futex(uaddr, FUTEX_WAKE_OP, nr_wake, nr_wake2, uaddr2, wake_op, in futex_wake_op()
178 futex_requeue(futex_t *uaddr, futex_t *uaddr2, int nr_wake, int nr_requeue, in futex_requeue() argument
181 return futex(uaddr, FUTEX_REQUEUE, nr_wake, nr_requeue, uaddr2, 0, in futex_requeue()
191 futex_cmp_requeue(futex_t *uaddr, futex_t val, futex_t *uaddr2, int nr_wake, in futex_cmp_requeue() argument
194 return futex(uaddr, FUTEX_CMP_REQUEUE, nr_wake, nr_requeue, uaddr2, in futex_cmp_requeue()
[all …]
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| /linux/tools/perf/bench/ |
| H A D | futex.h | 79 futex_wake(u_int32_t *uaddr, int nr_wake, int opflags) in futex_wake() argument
81 return futex_syscall(uaddr, FUTEX_WAKE, nr_wake, NULL, NULL, 0, opflags); in futex_wake()
108 futex_cmp_requeue(u_int32_t *uaddr, u_int32_t val, u_int32_t *uaddr2, int nr_wake, in futex_cmp_requeue() argument
111 return futex_syscall_nr_requeue(uaddr, FUTEX_CMP_REQUEUE, nr_wake, nr_requeue, uaddr2, in futex_cmp_requeue()
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| /linux/kernel/futex/ |
| H A D | requeue.c | 384 int nr_wake, int nr_requeue, u32 *cmpval, int requeue_pi) in futex_requeue() argument
392 if (nr_wake < 0 || nr_requeue < 0) in futex_requeue()
433 if (nr_wake != 1) in futex_requeue()
590 if (task_count - nr_wake >= nr_requeue) in futex_requeue()
612 if (++task_count <= nr_wake) in futex_requeue()
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| H A D | syscalls.c | 445 int, nr_wake, in SYSCALL_DEFINE4() argument
474 nr_wake, nr_requeue, &cmpval, 0); in SYSCALL_DEFINE4()
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| /linux/tools/testing/selftests/futex/functional/ |
| H A D | futex_requeue_pi.c | 200 int nr_wake = 1; in broadcast_wakerfn() local
215 args->ret = futex_cmp_requeue_pi(&f1, old_val, &f2, nr_wake, nr_requeue, in broadcast_wakerfn()
246 int nr_wake = 1; in signal_wakerfn() local
266 nr_wake, nr_requeue, in signal_wakerfn()
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| /linux/Documentation/locking/ |
| H A D | futex-requeue-pi.rst | 118 nr_wake+nr_requeue tasks to the PI futex, calling
124 FUTEX_CMP_REQUEUE_PI accepts nr_wake and nr_requeue as arguments, but
126 requeue up to nr_wake + nr_requeue tasks. It will wake only as many
131 nr_wake=1. nr_requeue should be INT_MAX for broadcast and 0 for
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