#![cfg_attr(not(feature = "net"), allow(dead_code))] use crate::util::metric_atomics::MetricAtomicU64; use std::sync::atomic::Ordering::Relaxed; #[derive(Default)] pub(crate) struct IoDriverMetrics { pub(super) fd_registered_count: MetricAtomicU64, pub(super) fd_deregistered_count: MetricAtomicU64, pub(super) ready_count: MetricAtomicU64, } impl IoDriverMetrics { pub(crate) fn incr_fd_count(&self) { self.fd_registered_count.add(1, Relaxed); } pub(crate) fn dec_fd_count(&self) { self.fd_deregistered_count.add(1, Relaxed); } pub(crate) fn incr_ready_count_by(&self, amt: u64) { self.ready_count.add(amt, Relaxed); } }