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Re: How does rfkill work?

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On Thu, 2009-04-02 at 09:44 -0500, Larry Finger wrote:

> > Can you check the contents of
> > 	/sys/class/leds/b43legacy-...::radio/trigger
> > please?
> 
> The first thing I noticed is that "radio" gets truncated to "rad", thus the file
> is /sys/class/leds/b43legacy-phy0\:\:rad/trigger,

Cute. Must be that the limit is 20 bytes (19+NUL) in the buffer it uses
in led core code.

>  with contents "none ide-disk
> ADP1-online BAT0-charging-or-full BAT0-charging BAT0-full phy0rx phy0tx
> phy0assoc phy0radio [(]". I unloaded and reloaded the driver and found that the
> "[(]" characters changed to "[�W[�]". It appears that something is putting
> garbage in that file.

Ouch. That's bad. I'll try to figure it out. I don't see how my patch
changes this -- does this happen without my patch too?

johannes

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