Re: [RFC PATCH v1 0/9] freezer: Introduce freeze priority model to address process dependency issues

[Peter Zijlstra]

On Thu, Aug 07, 2025 at 08:14:09PM +0800, Zihuan Zhang wrote:

> Freeze Window Begins
> 
>     [process A] - epoll_wait()
>         │
>         ▼
>     [process B] - event source (already frozen)
> 

Can we make epoll_wait() TASK_FREEZABLE? AFAICT it doesn't hold any
resources, it just sits there waiting for stuff.