linux-kernel - Re: [GIT PULL] ACPI and power management fixes for v3.9-rc1

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Date:	Wed, 27 Feb 2013 10:24:09 +0800
From:	Aaron Lu <aaron.lu@...el.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	Nishanth Menon <nm@...com>, Tejun Heo <tj@...nel.org>,
	Jeff Garzik <jgarzik@...hat.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	LKML <linux-kernel@...r.kernel.org>,
	Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: [GIT PULL] ACPI and power management fixes for v3.9-rc1

On 02/27/2013 12:28 AM, Linus Torvalds wrote:
> Ugh. Forgot to actually add the ODD people to the list...
> 
>              Linus
> 
> On Tue, Feb 26, 2013 at 8:27 AM, Linus Torvalds
> <torvalds@...ux-foundation.org> wrote:
>> On Tue, Feb 26, 2013 at 8:10 AM, Nishanth Menon <nm@...com> wrote:
>>> On 16:55-20130226, Rafael J. Wysocki wrote:
>>>>
>>>> It says that in "Introduction", but it would be clearer if the title of the
>>>> doc was something like "Operating Performance Points (OPP) Library".  Nishanth?
>>>
>>> Yes indeed. Will the following help? I can post it as an official patch
>>> if the direction is proper
>>
>> Yes, this will definitely help. I didn't even find it in the
>> introduction (Rafael is correct that it is indeed there), because it's
>> hard to see when you don't know what to scan for and it's in a big
>> block of text.
>>
>> I am also happy to note that it is in the Kconfig help and single-line
>> description. Which wasn't true for the new SATA_ZPODD ("Zero Power
>> ODD" - what the heck is ODD?) which was another new entry I wondered
>> about.

Sorry about this.

>>
>> It turns out that ODD is an odd TLA for "Optical Disk Drive". I'm sure
>> it makes perfect sense if you are a SATA person, but it sure doesn't
>> for any normal human being, even otherwise highly technical ones.
>>
>> Aaron, Tejun, Jeff, can I ask you to also not use specialized TLA's
>> without explaining them? Especially in help text and "documentation",
>> it's very unhelpful to have TLA's that aren't common.

OK.
I hope the following is better, if so, I'll send out a patch.

diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 9b58d32..b75efb0b 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -59,15 +59,16 @@ config ATA_ACPI
 	  option libata.noacpi=1
 
 config SATA_ZPODD
-	bool "SATA Zero Power ODD Support"
+	bool "SATA Zero Power Optical Disc Drive(ZPODD) support"
 	depends on ATA_ACPI
 	default n
 	help
-	  This option adds support for SATA ZPODD. It requires both
-	  ODD and the platform support, and if enabled, will automatically
-	  power on/off the ODD when certain condition is satisfied. This
-	  does not impact user's experience of the ODD, only power is saved
-	  when ODD is not in use(i.e. no disc inside).
+	  This option adds support for SATA Zero Power Optical Disc
+	  Drive(ZPODD). It requires both the ODD and the platform
+	  support, and if enabled, will automatically power on/off the
+	  ODD when certain condition is satisfied. This does not impact
+	  end user's experience of the ODD, only power is saved when
+	  the ODD is not in use(i.e. no disc inside).
 
 	  If unsure, say N.
 
 
Thanks,
Aaron

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