Function futex_xchgl_slow0

freebsd/i386/linux/linux_copyout.c:58–65

};

static void
futex_xchgl_slow0(vm_offset_t kva, void *arg)
{
	struct futex_st0 *st;

	st = arg;
	*st->oldval = atomic_swap_int((int *)kva, st->oparg);
}

int
futex_xchgl(int oparg, uint32_t *uaddr, int *oldval)