futex/include/futextest.h

7  *      Glibc independent futex library for testing kernel functionality.
23 #include <linux/futex.h>
51  * futex() - SYS_futex syscall wrapper
52  * @uaddr:	address of first futex
53  * @op:		futex op code
57  * @uaddr2:	address of second futex for some ops\
61  * futex() is used by all the following futex op wrappers. It can also be
70 #define futex(uaddr, op, val, timeout, uaddr2, val3, opflags) \
80 	return futex(uaddr, FUTEX_WAIT, val, timeout, NULL, 0, opflags);
90 	return futex(uaddr, FUTEX_WAKE, nr_wake, NULL, NULL, 0, opflags);
101 	return futex(uaddr, FUTEX_WAIT_BITSET, val, timeout, NULL, bitset,
112 	return futex(uaddr, FUTEX_WAKE_BITSET, nr_wake, NULL, NULL, bitset,
124 	return futex(uaddr, FUTEX_LOCK_PI, detect, timeout, NULL, 0, opflags);
133 	return futex(uaddr, FUTEX_UNLOCK_PI, 0, NULL, NULL, 0, opflags);
143 	return futex(uaddr, FUTEX_WAKE_OP, nr_wake, nr_wake2, uaddr2, wake_op,
159 	return futex(uaddr, FUTEX_REQUEUE, nr_wake, nr_requeue, uaddr2, 0,
172 	return futex(uaddr, FUTEX_CMP_REQUEUE, nr_wake, nr_requeue, uaddr2,
178  * @uaddr:	non-PI futex source
179  * @uaddr2:	PI futex target
188 	return futex(uaddr, FUTEX_WAIT_REQUEUE_PI, val, timeout, uaddr2, 0,
194  * @uaddr:	non-PI futex source
195  * @uaddr2:	PI futex target
203 	return futex(uaddr, FUTEX_CMP_REQUEUE_PI, nr_wake, nr_requeue, uaddr2,
209  * @uaddr:	The address of the futex to be modified
210  * @oldval:	The expected value of the futex
211  * @newval:	The new value to try and assign the futex
216  * Return the old futex value.
225  * futex_dec() - atomic decrement of the futex value
226  * @uaddr:	The address of the futex to be modified
228  * Return the new futex value.
237  * futex_inc() - atomic increment of the futex value
238  * @uaddr:	the address of the futex to be modified
240  * Return the new futex value.
249  * futex_set() - atomic decrement of the futex value
250  * @uaddr:	the address of the futex to be modified
253  * Return the new futex value.