[ltp] trackpoint: 2.6.12 kernel patched, cannot echo to files

Kamesh Madduri linux-thinkpad@linux-thinkpad.org
Sun, 30 Oct 2005 08:35:55 -0700


Tha worked. Thanks!

- Kamesh

On Sun, 30 Oct 2005 17:28:22 +0200, Marius Gedminas wrote
> On Sun, Oct 30, 2005 at 07:53:37AM -0700, Kamesh Madduri wrote:
> > Now when I do 
> > # sudo echo -n 1 > /sys/devices/platform/i8042/serio0/serio2/press_to_select
> > 
> > I get
> > bash: /sys/devices/platform/i8042/serio0/serio2/press_to_select: Permission
> > denied
> 
> That's because bash tries to redirect the output of 'sudo echo' to 
> the /sys/... file, but since bash runs without elevated privileges,
>  it cannot do so.
> 
> > Help me!
> 
> Do instead
> 
>   echo -n 1 |sudo tee /sys/devices/platform/i8042/serio0/serio2/press_to_select
> 
> or
> 
>   sudo sh -c 'echo -n 1 >
/sys/devices/platform/i8042/serio0/serio2/press_to_select'
> 
> or
> 
>   $ sudo -s
>   # echo -n 1 >/sys/devices/platform/i8042/serio0/serio2/press_to_select
>   # exit
>   $
> 
> whichever is easier to remember.
> 
> Marius Gedminas
> -- 
> Computers are not intelligent.  They only think they are.