From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Paul Turner <pjt@google.com>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
Srivatsa Vaddagiri <vatsa@in.ibm.com>,
Chris Friesen <cfriesen@nortel.com>,
Vaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com>,
Pierre Bourdon <pbourdon@excellency.fr>,
Bharata B Rao <bharata@linux.vnet.ibm.com>,
Karl Rister <kmr@us.ibm.com>,
Balbir Singh <balbir@linux.vnet.ibm.com>,
David Miller <davem@davemloft.net>
Subject: Re: [tg_shares_up rewrite v4 00/11] reduce overhead for tg->shares distribution
Date: Tue, 16 Nov 2010 13:31:23 +0100 [thread overview]
Message-ID: <1289910683.2109.593.camel@laptop> (raw)
In-Reply-To: <20101115234659.610333554@google.com>
On Mon, 2010-11-15 at 15:46 -0800, Paul Turner wrote:
>
> This is v4 of the tg_shares_up re-write previously posted at:
> http://lkml.org/lkml/2010/10/16/17
>
> Corrected versus the previous version is the quilt patch-strip level.
>
> The key idea behind this patchset is an idea of Peter Zijlstra'a to compute
> global loads as a function of local averages, avoiding the cpu-cpu interactions
> which previously plagued tg_shares_up.
>
> Beyond bug fixes not much material has changed since v1 as results seem
> favourable/stable.
Thanks, applied!
prev parent reply other threads:[~2010-11-16 12:31 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-15 23:46 [tg_shares_up rewrite v4 00/11] reduce overhead for tg->shares distribution Paul Turner
2010-11-15 23:47 ` [tg_shares_up rewrite v4 01/11] sched: rewrite tg_shares_up Paul Turner
2010-11-18 14:10 ` [tip:sched/core] sched: Rewrite tg_shares_up) tip-bot for Peter Zijlstra
2010-11-15 23:47 ` [tg_shares_up rewrite v4 02/11] sched: on-demand (active) cfs_rq list Paul Turner
2010-11-18 14:10 ` [tip:sched/core] sched: Implement " tip-bot for Peter Zijlstra
2010-11-15 23:47 ` [tg_shares_up rewrite v4 03/11] sched: make tg_shares_up() walk on-demand Paul Turner
2010-11-18 14:10 ` [tip:sched/core] sched: Make " tip-bot for Peter Zijlstra
2010-11-15 23:47 ` [tg_shares_up rewrite v4 04/11] sched: fix load corruption from update_cfs_shares Paul Turner
2010-11-18 14:11 ` [tip:sched/core] sched: Fix load corruption from update_cfs_shares() tip-bot for Paul Turner
2010-11-15 23:47 ` [tg_shares_up rewrite v4 05/11] sched: fix update_cfs_load synchronization Paul Turner
2010-11-18 14:11 ` [tip:sched/core] sched: Fix update_cfs_load() synchronization tip-bot for Paul Turner
2010-11-15 23:47 ` [tg_shares_up rewrite v4 06/11] sched: hierarchal order on shares update list Paul Turner
2010-11-18 14:11 ` [tip:sched/core] sched: Introduce " tip-bot for Paul Turner
2010-11-15 23:47 ` [tg_shares_up rewrite v4 07/11] sched: add sysctl_sched_shares_window Paul Turner
2010-11-18 14:12 ` [tip:sched/core] sched: Add sysctl_sched_shares_window tip-bot for Paul Turner
2010-11-15 23:47 ` [tg_shares_up rewrite v4 08/11] sched: update shares on idle_balance Paul Turner
2010-11-18 14:12 ` [tip:sched/core] sched: Update " tip-bot for Paul Turner
2010-11-15 23:47 ` [tg_shares_up rewrite v4 09/11] sched: demand based update_cfs_load() Paul Turner
2010-11-18 14:12 ` [tip:sched/core] sched: Implement " tip-bot for Paul Turner
2010-11-15 23:47 ` [tg_shares_up rewrite v4 10/11] sched: allow update_cfs_load to update global load Paul Turner
2010-11-18 14:13 ` [tip:sched/core] sched: Allow update_cfs_load() " tip-bot for Paul Turner
2010-11-15 23:47 ` [tg_shares_up rewrite v4 11/11] sched: update tg->shares after cpu.shares write Paul Turner
2010-11-18 14:13 ` [tip:sched/core] sched: Update " tip-bot for Paul Turner
2010-11-16 12:31 ` Peter Zijlstra [this message]
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