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Message-id: <46CF6791.8040509@shaw.ca>
Date: Fri, 24 Aug 2007 17:19:45 -0600
From: Robert Hancock <hancockr@...w.ca>
To: Casey Dahlin <cjdahlin@...u.edu>
Cc: linux-kernel@...r.kernel.org
Subject: Re: USB Key light on/off state depending on mount
Casey Dahlin wrote:
> Most USB keys nowadays have a small LED somewhere inside of them that
> lights up when they are plugged in. On a windows box, the key is lit up
> whenever it is mounted, and as soon as it is unmounted it turns off,
> giving a handy physical indicator that the key is safe to remove. On
> linux, the light is simply on whenever the key is plugged in.
>
> Should linux toggle the light depending on mount state? Is it as trivial
> as it seems or does this reflect some larger issue?
I think that Windows turns off power to the port when you do the "safely
remove hardware" on it, or something like that. Mount/unmount doesn't
really indicate whether the device is in use in Linux, though, since it
can still be potentially accessed even when the device isn't mounted.
--
Robert Hancock Saskatoon, SK, Canada
To email, remove "nospam" from hancockr@...pamshaw.ca
Home Page: http://www.roberthancock.com/
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