Home
last modified time | relevance | path

Searched refs:nr_wake (Results 1 – 8 of 8) sorted by relevance

/linux/tools/testing/selftests/futex/include/
H A Dfutextest.h96 * @nr_wake: wake up to this many tasks
99 futex_wake(futex_t *uaddr, int nr_wake, int opflags) in futex_wake() argument
101 return futex(uaddr, FUTEX_WAKE, nr_wake, NULL, NULL, 0, opflags); in futex_wake()
121 futex_wake_bitset(futex_t *uaddr, int nr_wake, u_int32_t bitset, int opflags) in futex_wake_bitset() argument
123 return futex(uaddr, FUTEX_WAKE_BITSET, nr_wake, NULL, NULL, bitset, in futex_wake_bitset()
151 futex_wake_op(futex_t *uaddr, futex_t *uaddr2, int nr_wake, int nr_wake2, in futex_wake_op() argument
154 return futex(uaddr, FUTEX_WAKE_OP, nr_wake, nr_wake2, uaddr2, wake_op, in futex_wake_op()
160 * @nr_wake: wake up to this many tasks
167 futex_requeue(futex_t *uaddr, futex_t *uaddr2, int nr_wake, int nr_requeue, in futex_requeue() argument
170 return futex(uaddr, FUTEX_REQUEUE, nr_wake, nr_requeu in futex_requeue()
180 futex_cmp_requeue(futex_t * uaddr,futex_t val,futex_t * uaddr2,int nr_wake,int nr_requeue,int opflags) futex_cmp_requeue() argument
211 futex_cmp_requeue_pi(futex_t * uaddr,futex_t val,futex_t * uaddr2,int nr_wake,int nr_requeue,int opflags) futex_cmp_requeue_pi() argument
[all...]
/linux/tools/perf/bench/
H A Dfutex.h75 * @nr_wake: wake up to this many tasks
78 futex_wake(u_int32_t *uaddr, int nr_wake, int opflags) in futex_wake() argument
80 return futex_syscall(uaddr, FUTEX_WAKE, nr_wake, NULL, NULL, 0, opflags); in futex_wake()
103 * @nr_wake: wake up to this many tasks
107 futex_cmp_requeue(u_int32_t *uaddr, u_int32_t val, u_int32_t *uaddr2, int nr_wake, in futex_cmp_requeue() argument
110 return futex_syscall_nr_requeue(uaddr, FUTEX_CMP_REQUEUE, nr_wake, nr_requeue, uaddr2, in futex_cmp_requeue()
/linux/kernel/futex/
H A Drequeue.c364 * @nr_wake: number of waiters to wake (must be 1 for requeue_pi)
379 int nr_wake, int nr_requeue, u32 *cmpval, int requeue_pi) in futex_requeue() argument
387 if (nr_wake < 0 || nr_requeue < 0) in futex_requeue()
409 * of waiters to wake up via the @nr_wake argument. With in futex_requeue()
426 * pthread_cond_broadcast() must use nr_wake=1. in futex_requeue()
428 if (nr_wake != 1) in futex_requeue()
585 if (task_count - nr_wake >= nr_requeue) in futex_requeue()
607 if (++task_count <= nr_wake) in futex_requeue()
H A Dwaitwake.c155 int futex_wake(u32 __user *uaddr, unsigned int flags, int nr_wake, u32 bitset) in futex_wake() argument
169 if ((flags & FLAGS_STRICT) && !nr_wake) in futex_wake()
192 if (++ret >= nr_wake) in futex_wake()
252 int nr_wake, int nr_wake2, int op) in futex_wake_op() argument
306 if (++ret >= nr_wake) in futex_wake_op()
H A Dfutex.h459 int nr_wake, int nr_requeue,
493 extern int futex_wake(u32 __user *uaddr, unsigned int flags, int nr_wake, u32 bitset);
496 u32 __user *uaddr2, int nr_wake, int nr_wake2, int op);
H A Dsyscalls.c407 * @nr_wake: number of futexes to wake
417 int, nr_wake, in SYSCALL_DEFINE4() argument
438 nr_wake, nr_requeue, &cmpval, 0); in SYSCALL_DEFINE4()
/linux/tools/testing/selftests/futex/functional/
H A Dfutex_requeue_pi.c152 int nr_wake = 1; in broadcast_wakerfn() local
167 args->ret = futex_cmp_requeue_pi(&f1, old_val, &f2, nr_wake, nr_requeue, in broadcast_wakerfn()
200 int nr_wake = 1; in signal_wakerfn() local
220 nr_wake, nr_requeue, in signal_wakerfn()
/linux/Documentation/locking/
H A Dfutex-requeue-pi.rst118 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