Re: [RFC PATCH v2 11/17] sched: Basic tracking of matching tasks

From: Tim Chen
Date: Wed Apr 24 2019 - 18:12:40 EST


On 4/24/19 1:43 PM, Vineeth Remanan Pillai wrote:
>> A minor nitpick. I find keeping the vruntime base readjustment in
>> core_prio_less probably is more straight forward rather than pass a
>> core_cmp bool around.
>
> The reason I moved the vruntime base adjustment to __prio_less is
> because, the vruntime seemed alien to __prio_less when looked as
> a standalone function.

Doing the adjustment in core_prio_less
will save us an extra "if" comparison. I'm fine either way.

Thx.

Tim

>
> I do not have a strong opinion on both. Probably a better approach
> would be to replace both cpu_prio_less/core_prio_less with prio_less
> which takes the third arguement 'bool on_same_rq'?
>
> Thanks
>