linux-kernel - Re: [REGRESSION] System wakeup by time not working anymore on 2.6.32

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Message-id: <alpine.LFD.2.00.0912162311270.10371@localhost.localdomain>
Date:	Wed, 16 Dec 2009 23:12:10 -0500 (EST)
From:	Len Brown <lenb@...nel.org>
To:	Malte Schröder <maltesch@....de>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-acpi@...r.kernel.org
Subject: Re: [REGRESSION] System wakeup by time not working anymore on 2.6.32

On Thu, 3 Dec 2009, Malte Schröder wrote:

> Hello,
> I have a PC which I use as a harddisk videorecorder.
> If unused it is powered down, so I put the time it is supposed to wake
> up for the next recording into /sys/class/rtc/rtc0/wakealarm.
> This has been working fine for some time.
> After the upgrade to kernel 2.6.32 this stopped working, it doesn't
> wake up, though "cat /proc/driver/rtc" shows the correct data, like
> this:
> 
> rtc_time	: 18:02:20
> rtc_date	: 2009-12-03
> alrm_time	: 18:05:38
> alrm_date	: 2009-12-03
> alarm_IRQ	: yes
> alrm_pending	: no
> 24hr		: yes
> periodic_IRQ	: no
> update_IRQ	: no
> HPET_emulated	: yes
> DST_enable	: no
> periodic_freq	: 1024
> batt_status	: okay
> 
> Any ideas?

offhand, no.
Is it possible to bisect?

thanks,
Len Brown, Intel Open Source Technology Center