From: Thomas Gleixner <tglx@linutronix.de>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
Nicolas Pitre <nicolas.pitre@linaro.org>,
Vincent Guittot <vincent.guittot@linaro.org>,
lkml <linux-kernel@vger.kernel.org>,
linux-hotplug@vger.kernel.org,
Frederic Weisbecker <fweisbec@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
amit.kucheria@linaro.org, Rusty Russell <rusty@rustcorp.com.au>,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH V5 2/2] tracing, perf : add cpu hotplug trace events
Date: Thu, 24 Feb 2011 21:33:03 +0000 [thread overview]
Message-ID: <alpine.LFD.2.00.1102242231530.2701@localhost6.localdomain6> (raw)
In-Reply-To: <1298582255.5226.843.camel@laptop>
On Thu, 24 Feb 2011, Peter Zijlstra wrote:
> On Thu, 2011-02-24 at 22:12 +0100, Thomas Gleixner wrote:
>
> > If you take down the whole SoC, then it's full S2RAM or some
> > equivilant thing. That's a different story and propably requires the
> > whole hotplug muck.
>
> Didn't we, during the whole wakelock trainwreck, that s2ram could be
> done from idle as well (for hardware where the whole opportunistic
> suspend was sensible to begin with)?
Yes, needs some more changes to the whole infrastructure of clocks and
power gates, but it's doable.
Thanks,
tglx
next prev parent reply other threads:[~2011-02-24 21:33 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-24 17:33 [PATCH V5 2/2] tracing, perf : add cpu hotplug trace events Vincent Guittot
2011-02-24 18:40 ` Thomas Gleixner
2011-02-28 13:36 ` Vincent Guittot
2011-03-02 10:08 ` Thomas Gleixner
2011-03-02 19:02 ` Vincent Guittot
2011-03-02 21:12 ` Thomas Gleixner
2011-02-24 18:46 ` Peter Zijlstra
2011-02-24 20:11 ` Alan Cox
2011-02-24 20:16 ` Thomas Gleixner
2011-02-24 20:24 ` Nicolas Pitre
2011-02-24 20:30 ` Peter Zijlstra
2011-02-24 20:40 ` Alan Cox
2011-02-24 20:40 ` Nicolas Pitre
2011-02-24 20:49 ` Peter Zijlstra
2011-02-24 20:49 ` Thomas Gleixner
2011-02-24 21:04 ` Alan Cox
2011-02-24 21:12 ` Thomas Gleixner
2011-02-24 21:17 ` Peter Zijlstra
2011-02-24 21:33 ` Thomas Gleixner [this message]
2011-02-24 20:47 ` Thomas Gleixner
2011-02-24 20:58 ` Peter Zijlstra
2011-02-24 21:03 ` Thomas Gleixner
2011-02-24 21:11 ` Paul E. McKenney
2011-02-24 20:27 ` Peter Zijlstra
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