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Change task counter AtomicU64 to AtomicU32 #141

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Change task counter AtomicU64 to AtomicU32 #141

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6 changes: 3 additions & 3 deletions src/task/blocking.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@

use std::fmt;
use std::pin::Pin;
use std::sync::atomic::{AtomicU64, Ordering};
use std::sync::atomic::{AtomicU32, Ordering};
use std::thread;
use std::time::Duration;

Expand All @@ -13,9 +13,9 @@ use crate::future::Future;
use crate::task::{Context, Poll};
use crate::utils::abort_on_panic;

const MAX_THREADS: u64 = 10_000;
const MAX_THREADS: u32 = 10_000;

static DYNAMIC_THREAD_COUNT: AtomicU64 = AtomicU64::new(0);
static DYNAMIC_THREAD_COUNT: AtomicU32 = AtomicU32::new(0);

struct Pool {
sender: Sender<async_task::Task<()>>,
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16 changes: 8 additions & 8 deletions src/task/task.rs
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Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
use std::fmt;
use std::i64;
use std::i32;
use std::mem;
use std::num::NonZeroU64;
use std::num::NonZeroU32;
use std::pin::Pin;
use std::sync::atomic::{AtomicU64, AtomicUsize, Ordering};
use std::sync::atomic::{AtomicU32, AtomicUsize, Ordering};
use std::sync::Arc;

use super::local;
Expand Down Expand Up @@ -105,22 +105,22 @@ impl<T> Future for JoinHandle<T> {
/// })
/// ```
#[derive(Eq, PartialEq, Clone, Copy, Hash, Debug)]
pub struct TaskId(NonZeroU64);
pub struct TaskId(NonZeroU32);

impl TaskId {
pub(crate) fn new() -> TaskId {
static COUNTER: AtomicU64 = AtomicU64::new(1);
static COUNTER: AtomicU32 = AtomicU32::new(1);

let id = COUNTER.fetch_add(1, Ordering::Relaxed);

if id > i64::MAX as u64 {
if id > i32::MAX as u32 {
std::process::abort();
}
unsafe { TaskId(NonZeroU64::new_unchecked(id)) }
unsafe { TaskId(NonZeroU32::new_unchecked(id)) }
}

pub(crate) fn as_u64(&self) -> u64 {
self.0.get()
self.0.get() as u64
}
}

Expand Down