linux-kernel - Re: [PATCH 11/15] sched,fair: flatten hierarchical runqueues

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Message-ID: <fc8cf5880617794db442c6b0e879f3130ccb06c9.camel@surriel.com>
Date:   Fri, 23 Aug 2019 21:16:31 -0400
From:   Rik van Riel <riel@...riel.com>
To:     Dietmar Eggemann <dietmar.eggemann@....com>,
        linux-kernel@...r.kernel.org
Cc:     kernel-team@...com, pjt@...gle.com, peterz@...radead.org,
        mingo@...hat.com, morten.rasmussen@....com, tglx@...utronix.de,
        mgorman@...hsingularity.net, vincent.guittot@...aro.org
Subject: Re: [PATCH 11/15] sched,fair: flatten hierarchical runqueues

On Fri, 2019-08-23 at 20:14 +0200, Dietmar Eggemann wrote:
> 
> Looks like with the se->depth related code gone here in
> pick_next_task_fair() and the call to find_matching_se() in
> check_preempt_wakeup() you could remove se->depth entirely.
> 
> [...]

I've just done that in a separate patch in my series,
in case we need it again.  If we don't, diffstat tells
us we're getting this:

 include/linux/sched.h |  1 -
 kernel/sched/fair.c   | 50 ++-----------------------------------------
-------
 2 files changed, 2 insertions(+), 49 deletions(-)

Thank you!

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