Re: [RFC PATCH] sched/eevdf: Return leftmost entity in pick_eevdf() if no eligible entity is found

Peter Zijlstra
2024-04-08T12:01:06Z

On Fri, Mar 01, 2024 at 04:42:43PM +0800, Abel Wu wrote:

> After a second thought, this doesn't solve the insane huge vruntime
> itself. Since the immediate problem is that 'huge' number actually is
> a small one, is it possible to make vruntime s64 at definition?

In part that was never done because wrapping of signed types in C is UB
and UBSAN used to be buggy. But also, given how it all works, it mostly
doesn't matter.