# Re: \[PATCH, v10 3/3\] cgroups: introduce timer slack controller

- From: Peter Zijlstra \<hidden\>
- Date: 2011-10-17 15:18:52 
- List: linux-api
- Page: https://ratatoskr.run/linux-api/2011/10/3776090
- Thread: https://ratatoskr.run/linux-api/2011/10/3773687/t.md

```text
On Mon, 2011-10-17 at 17:11 +0200, Peter Zijlstra wrote:
> For a while people were promoting the idea that its good to be lenient
> in what you accept as input and strict in what you send out. I think
> people are starting to realize that was a horrid mistake since now
> they're getting utter crap and people don't even know what right is
> anymore. 

Since different apps might have treated similar non-conformant input
differently and now no single behaviour is correct.

I think either dhowells or dwmw2 had a good blog post on that a while
back.
```