linux-kernel - Re: [PATCH] RTC: Add mmap method to rtc character driver

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Message-Id: <1153852375.8932.41.camel@laptopd505.fenrus.org>
Date:	Tue, 25 Jul 2006 20:32:55 +0200
From:	Arjan van de Ven <arjan@...radead.org>
To:	Neil Horman <nhorman@...driver.com>
Cc:	linux-kernel@...r.kernel.org, a.zummo@...ertech.it,
	jg@...edesktop.org
Subject: Re: [PATCH] RTC: Add mmap method to rtc character driver


> > 3) this will negate the power gain you get for tickless kernels, since
> > now they need to start ticking again ;( )
> > 
> That is true, but only in the case where someone opens up /dev/rtc, and if they
> open that driver and send it a UIE or PIE ioctl, it will start ticking
> regardless of this patch (or that is at least my impression).

but.. if that's X like you said.. then it's basically "always"...


-- 
if you want to mail me at work (you don't), use arjan (at) linux.intel.com

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