On Thu, May 12, 2016 at 03:31:27AM -0700, tip-bot for Peter Zijlstra wrote:
> Commit-ID:  1be0eb2a97d756fb7dd8c9baf372d81fa9699c09
> Gitweb:     http://git.kernel.org/tip/1be0eb2a97d756fb7dd8c9baf372d81fa9699c09
> Author:     Peter Zijlstra <[email protected]>
> AuthorDate: Fri, 6 May 2016 12:21:23 +0200
> Committer:  Ingo Molnar <[email protected]>
> CommitDate: Thu, 12 May 2016 09:55:33 +0200
> 
> sched/fair: Clean up scale confusion
> 
> Wanpeng noted that the scale_load_down() in calculate_imbalance() was
> weird. I agree, it should be SCHED_CAPACITY_SCALE, since we're going
> to compare against busiest->group_capacity, which is in [capacity]
> units.
>
> Reported-by: Wanpeng Li <[email protected]>
> Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
> Cc: Linus Torvalds <[email protected]>
> Cc: Mike Galbraith <[email protected]>
> Cc: Morten Rasmussen <[email protected]>
> Cc: Peter Zijlstra <[email protected]>
> Cc: Thomas Gleixner <[email protected]>
> Cc: Yuyang Du <[email protected]>
> Cc: [email protected]
> Signed-off-by: Ingo Molnar <[email protected]>

It is good that this issue is addressed and patch merged, however, for the
record, Vincent has already had a solution for this, and we had a patch,
including other cleanups (the latest version is: 
https://lkml.org/lkml/2016/5/3/925).
And I think Ben first pointed this out (and we then attempted to address it)
as far as I can tell.

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