devela::_dep::rustix::thread::futex

Function wake_op

pub fn wake_op(
    uaddr: &AtomicU32,
    flags: Flags,
    val: u32,
    val2: u32,
    uaddr2: &AtomicU32,
    op: WakeOp,
    cmp: WakeOpCmp,
    oparg: u16,
    cmparg: u16,
) -> Result<usize, Errno> ⓘ
Available on crate feature dep_rustix only.
Expand description

Equivalent to syscall(SYS_futex, uaddr, FUTEX_WAKE_OP, val, val2, uaddr2, val3)

This is a very low-level feature for implementing synchronization primitives. See the references links.

§References