linux-kernel - Re: [RFC 07/24] x86/thinkpad_acpi: Use arch_nvram_ops methods instead of nvram_read_byte() and nvram_write

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Message-ID: <20150604051411.GB31158@fury.dvhart.com>
Date:	Wed, 3 Jun 2015 22:14:11 -0700
From:	Darren Hart <dvhart@...radead.org>
To:	Henrique de Moraes Holschuh <hmh@....eng.br>
Cc:	Finn Thain <fthain@...egraphics.com.au>,
	linux-kernel@...r.kernel.org, linux-m68k@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org,
	ibm-acpi-devel@...ts.sourceforge.net,
	platform-driver-x86@...r.kernel.org
Subject: Re: [RFC 07/24] x86/thinkpad_acpi: Use arch_nvram_ops methods
 instead of nvram_read_byte() and nvram_write_byte()

On Wed, Jun 03, 2015 at 07:37:13AM -0300, Henrique de Moraes Holschuh wrote:
> On Wed, Jun 3, 2015, at 00:34, Darren Hart wrote:
> > On Tue, Jun 02, 2015 at 07:09:28AM -0300, Henrique de Moraes Holschuh
> > wrote:
> > > Test results were sent to me privately, and they are correct, so...
> > 
> > Finn, unless there is some compelling reason not to - like they are MBs
> > worth of
> > data, please submit these to the list in the future so we have them for
> > reference.
> 
> After I told him which exact bitmask to use on a T43 to test
> hotkey_source_mask, his test results can be summarized as "I could see
> no difference in behavior", which is *exactly* what I expected to
> happen.
> 
> If anything went wrong with the thinkpad-acpi NVRAM code, you'd notice a
> very large change in behavior (typical: hotkeys don't work, less
> typical: random hotkey keypresses, hotkey press bursts, low responsivity
> of hotkeys).

Perfect, thanks for the update so we have it recorded here on the list.

-- 
Darren Hart
Intel Open Source Technology Center
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