do_futex 125 include/linux/futex.h long do_futex(u32 __user *uaddr, int op, u32 val, union ktime *timeout, do_futex 2068 kernel/futex.c return do_futex(uaddr, op, val, tp, uaddr2, val2, val3); do_futex 194 kernel/futex_compat.c return do_futex(uaddr, op, val, tp, uaddr2, val2, val3);