From: Rakib Mullick <rakib.mullick@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: mingo@kernel.org, linux-kernel@vger.kernel.org,
paulmck <paulmck@linux.vnet.ibm.com>
Subject: Re: Add rq->nr_uninterruptible count to dest cpu's rq while CPU goes down.
Date: Fri, 17 Aug 2012 19:39:16 +0600 [thread overview]
Message-ID: <CADZ9YHgNhTGWicX0kFfrNoL17JkxfZcXryqqa-wHLVLh05SvAg@mail.gmail.com> (raw)
In-Reply-To: <1345139199.29668.46.camel@twins>
On 8/16/12, Peter Zijlstra <peterz@infradead.org> wrote:
> On Thu, 2012-08-16 at 21:32 +0600, Rakib Mullick wrote:
>> And also I think migrate_nr_uninterruptible() is meaning less too.
>
> Hmm, I think I see a problem.. we forget to migrate the effective delta
> created by rq->calc_load_active.
>
And rq->calc_load_active needs to be migrated to the proper dest_rq
not like currently picking any random rq.
next prev parent reply other threads:[~2012-08-17 13:39 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-16 13:45 Add rq->nr_uninterruptible count to dest cpu's rq while CPU goes down Rakib Mullick
2012-08-16 13:56 ` Peter Zijlstra
2012-08-16 14:28 ` Rakib Mullick
2012-08-16 14:42 ` Peter Zijlstra
2012-08-16 15:32 ` Rakib Mullick
2012-08-16 17:46 ` Peter Zijlstra
2012-08-17 13:39 ` Rakib Mullick [this message]
2012-08-20 9:26 ` Peter Zijlstra
2012-08-20 16:10 ` Rakib Mullick
2012-08-20 16:16 ` Peter Zijlstra
2012-08-20 16:26 ` Paul E. McKenney
2012-08-27 18:44 ` Paul E. McKenney
2012-08-28 6:57 ` Rakib Mullick
2012-08-28 13:42 ` Paul E. McKenney
2012-08-28 16:52 ` Rakib Mullick
2012-08-28 17:07 ` Paul E. McKenney
2012-08-29 1:05 ` Rakib Mullick
2012-09-04 18:43 ` [tip:sched/core] sched: Fix load avg vs cpu-hotplug tip-bot for Peter Zijlstra
2012-09-05 12:36 ` Peter Zijlstra
2012-09-05 13:29 ` Ingo Molnar
2012-09-05 17:01 ` Peter Zijlstra
2012-09-05 17:34 ` Ingo Molnar
2012-09-05 22:03 ` Peter Zijlstra
2012-09-05 23:39 ` Paul E. McKenney
2012-09-06 3:30 ` Rakib Mullick
2012-09-14 6:14 ` [tip:sched/core] sched: Fix load avg vs. cpu-hotplug tip-bot for Peter Zijlstra
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