# Re: \[RFC PATCH 11/14\] context-tracking: Introduce work deferral infrastructure

- From: Peter Zijlstra \<peterz@infradead.org\>
- Date: 2023-07-05 22:42:20 
- List: linux-trace-kernel
- Page: https://ratatoskr.run/linux-trace-kernel/2023/07/2255455
- Thread: https://ratatoskr.run/linux-trace-kernel/2023/07/2255228/t.md

```text
On Thu, Jul 06, 2023 at 12:23:57AM +0200, Frederic Weisbecker wrote:
> If this is just about a dozen, can we stuff them in the state like in the
> following? We can potentially add more of them especially on 64 bits we could
> afford 30 different works, this is just shrinking the RCU extended quiescent
> state counter space. Worst case that can happen is that RCU misses 65535
> idle/user <-> kernel transitions and delays a grace period...

We can make all this a 64bit only feature and use atomic_long_t :-)
```