linux-kernel - Re: [PATCH 2.6.31] rfkill: allow toggling soft state in sysfs again

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Message-ID: <507E47A184%linux@youmustbejoking.demon.co.uk>
Date:	Fri, 10 Jul 2009 22:09:33 +0100
From:	Darren Salt <linux@...mustbejoking.demon.co.uk>
To:	Johannes Berg <johannes@...solutions.net>
Cc:	John Linville <linville@...driver.com>,
	Thiemo Nagel <thiemo.nagel@...tum.de>,
	Corentin Chary <corentin.chary@...il.com>,
	debian-eeepc-devel@...ts.alioth.debian.org,
	acpi4asus-user@...ts.sourceforge.net,
	linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2.6.31] rfkill: allow toggling soft state in sysfs again

I demand that Johannes Berg may or may not have written...

> Apparently there actually _are_ tools that try to set this in sysfs even
> though it wasn't supposed to be used this way without claiming first.

Then it should have been documented as such. I don't see anything about this
in Documentation/rfkill.txt (as found in 2.6.30), other than a vague
statement that "Kernel handles events", which isn't exactly helpful :-\

> Guess what: now that I've cleaned it all up it doesn't matter and we can
> simply allow setting the soft-block state in sysfs.

:-)

> Signed-off-by: Johannes Berg <johannes@...solutions.net>
> ---
> *shrug*, I don't like it, but whatever...

I do. It means that we have a nice simple text-based interface for use in
scripts (for now), and a binary interface which is better suited to the likes
of desktop applications.

> Please test & report.

With the patch applied, Bluetooth toggling is working again, so you get to
add this:

Tested-By: Darren Salt <linux@...mustbejoking.demon.co.uk>

[snip]
-- 
| Darren Salt            | linux at youmustbejoking | nr. Ashington, | Doon
| using Debian GNU/Linux | or ds    ,demon,co,uk    | Northumberland | Army
| + Output *more* particulate pollutants.      BUFFER AGAINST GLOBAL WARMING.

For sale: one complete set of hen's teeth.
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