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Message-Id: <20071003021537.208621F9CA8@adsl-69-226-248-13.dsl.pltn13.pacbell.net>
Date:	Tue, 02 Oct 2007 19:15:36 -0700
From:	David Brownell <david-b@...bell.net>
To:	pavel@....cz
Cc:	rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org,
	alessandro.zummo@...ertech.it
Subject: Re: RTC wakealarm write-only, still has 644 permissions

> > > > root@amd:/sys/class/rtc/rtc0# cat wakealarm 
> > > > root@amd:/sys/class/rtc/rtc0# echo 132719 > wakealarm 
> > 
> > At which point I'd expect
> > 
> > # echo $?
> > 
> > would indicate the write failed.  That's a LONG time in the
> > past (January 2, 1970), so that setting would be rejected.
>
> echo $? says 0 here :-(.

I stand corrected.  What it should do -- and does -- in that case
involves disabling the alarm, then succeeding.

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