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From: Ingo Molnar <mingo@elte.hu>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/6] Some load-balancer cleanups
Date: Fri, 18 Dec 2009 07:57:55 +0100	[thread overview]
Message-ID: <20091218065755.GA23808@elte.hu> (raw)
In-Reply-To: <20091217185021.684424629@chello.nl>


* Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:

> Since RT has since grown its own load-balancer which is totally independent 
> from CFS, we can remove some of the left-overs from back when.
> 
> Gets rid of the ->load_balance and ->move_one_task sched_class calls and 
> removed the rq_iterator stuff.
> 
> Also carries a lock-break recently found wanted by -rt.
> 
> Compile tested with CGROUP/SMP/UP and booted on x86_64-SMP.
> 
>  include/linux/sched.h   |    8 -
>  kernel/sched.c          | 1945 ++---------------------------------------------
>  kernel/sched_fair.c     | 1778 +++++++++++++++++++++++++++++++++++++++++--
>  kernel/sched_idletask.c |   21 -
>  kernel/sched_rt.c       |   20 -
>  5 files changed, 1805 insertions(+), 1967 deletions(-)

Nice cleanups! I think we want to delay its application to the scheduler tree 
for a week or two, to not interact with any urgent fixes for the .33 code.

Thanks,

	Ingo

  parent reply	other threads:[~2009-12-18  6:58 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-17 18:50 [PATCH 0/6] Some load-balancer cleanups Peter Zijlstra
2009-12-17 18:50 ` [PATCH 1/6] sched: Move load balance code into sched_fair.c Peter Zijlstra
2009-12-17 18:50 ` [PATCH 2/6] sched: Remove the sched_class load_balance methods Peter Zijlstra
2009-12-17 18:50 ` [PATCH 3/6] sched: Remove rq_iterator usage from load_balance_fair Peter Zijlstra
2009-12-17 18:50 ` [PATCH 4/6] sched: Remove rq_iterator from move_one_task Peter Zijlstra
2009-12-17 18:50 ` [PATCH 5/6] sched: Remove from fwd decls Peter Zijlstra
2009-12-17 18:50 ` [PATCH 6/6] sched: Add a lock break for PREEMPT=y Peter Zijlstra
2009-12-18  6:57 ` Ingo Molnar [this message]
2009-12-18  9:37   ` [PATCH 0/6] Some load-balancer cleanups Peter Zijlstra
2009-12-23 15:13 ` [PATCH 7/6][RFC] sched: unify load_balance{,_newidle}() Peter Zijlstra
2009-12-24  4:43   ` Mike Galbraith
2009-12-24  9:29     ` Peter Zijlstra
2009-12-24 10:01       ` Mike Galbraith
2009-12-24 10:09       ` Mike Galbraith
2009-12-24 10:16         ` Mike Galbraith
2009-12-24 10:16         ` Peter Zijlstra
2009-12-24 12:55           ` Peter Zijlstra
2009-12-24 17:43             ` Mike Galbraith
2009-12-23 15:13 ` [PATCH 8/6][RFC] sched: Remove load_balance_newidle() Peter Zijlstra

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