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From: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
To: linux-hotplug@vger.kernel.org
Subject: Re: Alter a sysfs attribute??
Date: Mon, 15 Sep 2008 09:08:37 +0000	[thread overview]
Message-ID: <48CE2615.4090302@tuffmail.co.uk> (raw)
In-Reply-To: <571445d80809141048m5b06d3d9j734ec46c4a50fbfd@mail.gmail.com>

Jay Otis wrote:

> Hello all, I am using Ubuntu Hardy and I need to change the
> "max_sectors" attribute of my usb device on boot but RUN+="/bin/echo
> 1024 > /sys/block/%k/device/max_sectors" does not seem to change the
> value. I've tried su -... and su username -c... the command runs from
> a root terminal and from a startup script in init.d just not from udev
> :s

Redirection is a shell function.  udev does not automatically run
commands through a shell.

Try

RUN+="/bin/sh -c echo 1024 > /sys/block/%k/device/max_sectors" 

Regards
Alan

      reply	other threads:[~2008-09-15  9:08 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-14 17:48 Alter a sysfs attribute?? Jay Otis
2008-09-15  9:08 ` Alan Jenkins [this message]

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