Message-ID: <4DC71171.9090408@linux.intel.com>
Date: Sun, 08 May 2011 14:56:01 -0700
From: Arjan van de Ven <arjan@linux.intel.com>
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To: Frederic Weisbecker <fweisbec@gmail.com>
CC: Steven Rostedt <rostedt@goodmis.org>, Ingo Molnar <mingo@elte.hu>,
        David Sharp <dhsharp@google.com>,
        Vaibhav Nagarnaik <vnagarnaik@google.com>,
        Michael Rubin <mrubin@google.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Thomas Gleixner <tglx@linutronix.de>
Subject: Re: Fix powerTOP regression with 2.6.39-rc5
References: <4DC45537.6070609@linux.intel.com> <1304713252.25414.2532.camel@gandalf.stny.rr.com> <BANLkTim9YvResB+PwRp7QTK-a5VNg2PvmQ@mail.gmail.com> <20110507065803.GA23414@elte.hu> <1304765110.25414.2564.camel@gandalf.stny.rr.com> <20110507144402.GC2859@elte.hu> <1304788829.11129.57.camel@frodo> <4DC58888.9030402@linux.intel.com> <20110508210815.GA2014@nowhere>
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On 5
>> btw if you remove some of these, how is userland supposed to find
>> out if an event happened in irq context?
> You can use the irq events for that.

so I have to follow 2 "thousands of timers per second" events just to 
find out if my "once a week" event happened in interrupt context?
I assume you are making a joke with your answer....

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