From: Arjan van de Ven <arjan@linux.intel.com>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Vincent Guittot <vincent.guittot@linaro.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>, Paul Turner <pjt@google.com>,
Morten Rasmussen <Morten.Rasmussen@arm.com>,
Chris Metcalf <cmetcalf@tilera.com>,
Tony Luck <tony.luck@intel.com>,
"alex.shi@intel.com" <alex.shi@intel.com>,
Preeti U Murthy <preeti@linux.vnet.ibm.com>,
linaro-kernel <linaro-kernel@lists.linaro.org>,
"len.brown@intel.com" <len.brown@intel.com>,
"l.majewski@samsung.com" <l.majewski@samsung.com>,
Jonathan Corbet <corbet@lwn.net>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
Paul McKenney <paulmck@linux.vnet.ibm.com>,
"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>
Subject: Re: [RFC][PATCH v5 00/14] sched: packing tasks
Date: Tue, 12 Nov 2013 08:48:41 -0800 [thread overview]
Message-ID: <52825BE9.2080605@linux.intel.com> (raw)
In-Reply-To: <20131111181805.GE29572@arm.com>
On 11/11/2013 10:18 AM, Catalin Marinas wrote:
> The ordering is based on the actual C-state, so a simple way is to wake
> up the CPU in the shallowest C-state. With asymmetric configurations
> (big.LITTLE) we have different costs for the same C-state, so this would
> come in handy.
btw I was considering something else; in practice CPUs will be in the deepest state..
... at which point I was going to go with some other metrics of what is best from a platform level
next prev parent reply other threads:[~2013-11-12 16:48 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1382097147-30088-1-git-send-email-vincent.guittot@linaro.org>
2013-11-11 11:33 ` [RFC][PATCH v5 00/14] sched: packing tasks Catalin Marinas
2013-11-11 16:36 ` Peter Zijlstra
2013-11-11 16:39 ` Arjan van de Ven
2013-11-11 18:18 ` Catalin Marinas
2013-11-11 18:20 ` Arjan van de Ven
2013-11-12 12:06 ` Morten Rasmussen
2013-11-12 16:48 ` Arjan van de Ven [this message]
2013-11-12 23:14 ` Catalin Marinas
2013-11-13 16:13 ` Arjan van de Ven
2013-11-13 16:45 ` Catalin Marinas
2013-11-13 17:56 ` Arjan van de Ven
2013-11-12 17:40 ` Catalin Marinas
2013-11-25 18:55 ` Daniel Lezcano
2013-11-11 16:38 ` Peter Zijlstra
2013-11-11 16:40 ` Arjan van de Ven
2013-11-12 10:36 ` Vincent Guittot
2013-11-11 16:54 ` Morten Rasmussen
2013-11-11 18:31 ` Catalin Marinas
2013-11-11 19:26 ` Arjan van de Ven
2013-11-11 22:43 ` Nicolas Pitre
2013-11-11 23:43 ` Catalin Marinas
2013-11-12 12:35 ` Vincent Guittot
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