linux-kernel - Re: 2.6.23-rc3 regression and bisection query

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Message-ID: <46C0D6DB.7090703@suse.de>
Date:	Tue, 14 Aug 2007 02:10:35 +0400
From:	Alexey Starikovskiy <astarikovskiy@...e.de>
To:	Sergey Dolgov <solkaa@...il.com>, Hugh Dickins <hugh@...itas.com>,
	Len Brown <len.brown@...el.com>,
	Norbert Preining <preining@...ic.at>
CC:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Henrique de Moraes Holshuh <hmh@....eng.br>,
	Michal Piotrowski <michal.k.k.piotrowski@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: 2.6.23-rc3 regression and bisection query

Sergey Dolgov wrote:
> On Mon, Aug 13, 2007 at 07:44:48PM +0100, Hugh Dickins wrote:
>
>   
>> Git bisection (with manual fixups to i386 mmiocfg horror, thanks
>> for drawing attention to that in your changelog) accuses Alexey's
>> ACPI: EC: If ECDT is not found, look up EC in DSDT
>> cd8c93a4e04dce8f00d1ef3a476aac8bd65ae40b
>> and if I revert that along with Len's subsequent
>> ACPI: EC: fix build warning
>> 52fe4bdf40bc07498c5f7935551774e8f8458190
>> then I have Fn-F4 suspending to RAM again.
>>
>>     
>
> I've also noticed a regression since -rc2 in battery status reporting
> on my HP nx7300 laptop: the output of
>
>     cat /proc/acpi/battery/C1BE/state
>
> does not change after this file has been read for the the first time;
> for exaple, the line "charging state: charged" does not change to
> "charging state: discharging" upon unplugging the power cord.
>
> Reverting the above 2 commits fixes this issue for me.
>
> --
> Sergey
>   
Function to register query methods (means by which EC talks to ACPI)
was deleted by mistake.

Could you please try the attached patch?

Sorry for all the trouble, and thanks for bisect.
Alex.

View attachment "acpi-ec-fix-regression" of type "text/plain" (1383 bytes)