Message-ID: <1393266333.5560.15.camel@marge.simpson.net>
Subject: Re: [RFC PATCH] rcu: move SRCU grace period work to power efficient
 workqueue
From: Mike Galbraith <bitbucket@online.de>
To: Kevin Hilman <khilman@linaro.org>
Cc: paulmck@linux.vnet.ibm.com, Tejun Heo <tj@kernel.org>,
        Frederic Weisbecker <fweisbec@gmail.com>,
        Lai Jiangshan <laijs@cn.fujitsu.com>,
        Zoran Markovic <zoran.markovic@linaro.org>,
        linux-kernel@vger.kernel.org,
        Shaibal Dutta <shaibal.dutta@broadcom.com>,
        Dipankar Sarma <dipankar@in.ibm.com>
Date: Mon, 24 Feb 2014 19:25:33 +0100
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On Mon, 2014-02-24 at 09:55 -0800, Kevin Hilman wrote:

> Yeah, my patch only addresses the nohz_full case, but since there
> doesn't seem to be any general agreemenet about the generic case, it
> seems that exposing all unbound workqueues via WQ_SYSFS is the way to
> go.  
> 
> Mike, looks like you may have started on that.  Did it get any further?

No, work gets in the way of tinker time.  Not sure which way I want to
explore anyway.  On the one hand, auto-quiesce thingy tied to domain
construction/destruction sounds good, but on the other, just handing
control to the user is highly attractive.. likely lots simpler too.

-Mike

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