tokio 1.16.1 doesn't compile for mipsel

[spacemeowx2]

Description

Failed at https://github.com/tokio-rs/tokio/blob/tokio-1.16.1/tokio/src/runtime/metrics/worker.rs#L2

   Compiling tokio v1.16.1
error[E0432]: unresolved import `std::sync::atomic::AtomicU64`
Error:  --> /cargo/registry/src/github.aaakk.us.kg-1ecc6299db9ec823/tokio-1.16.1/src/runtime/metrics/worker.rs:2:25
  |
2 | use std::sync::atomic::{AtomicU64, AtomicUsize};
  |                         ^^^^^^^^^
  |                         |
  |                         no `AtomicU64` in `sync::atomic`
  |                         help: a similar name exists in the module: `AtomicU8`

error[E0599]: no method named `fetch_add` found for struct `AtomicU64` in the current scope
Error:   --> /cargo/registry/src/github.aaakk.us.kg-1ecc6299db9ec823/tokio-1.16.1/src/runtime/metrics/scheduler.rs:25:36
   |
25 |         self.remote_schedule_count.fetch_add(1, Relaxed);
   |                                    ^^^^^^^^^ help: there is an associated function with a similar name: `fetch_or`
   | 
  ::: /cargo/registry/src/github.aaakk.us.kg-1ecc6299db9ec823/tokio-1.16.1/src/loom/std/atomic_u64.rs:18:5
   |
18 |     pub(crate) struct AtomicU64 {
   |     --------------------------- method `fetch_add` not found for this

Detailed log

It compiled after I downgraded tokio to 1.15.0. And I guess it's not fixed in #4453

Related

#4452 #4454 #4453

[name1e5s]

Use atomic primitive types provided by tokio fixes the issue.