Re: [PATCH] driver core: Add the ability to unbind drivers to devices from userspace

Jon Smirl
2005-08-05T18:18:25Z

On 8/5/05, Oliver Neukum <oliver@neukum.org> wrote:
> Am Freitag, 5. August 2005 15:32 schrieb Jon Smirl:
> > On 1/1/02, Pavel Machek <pavel@ucw.cz> wrote:
> > > Hi!
> > >
> > > > > > New, simplified version of the sysfs whitespace strip patch...
> > > > >
> > > > > Could you tell me why you don't just fail the operation if malformed
> > > > > input is supplied?
> > > >
> > > > Leading/trailing white space should be allowed. For example echo
> > > > appends '\n' unless you know to use -n. It is easier to fix the kernel
> > > > than to teach everyone to use -n.
> > >
> > > Please, NO! echo -n is the right thing to do, and users will eventually learn.
> > > We are not going to add such workarounds all over the kernel...
> >
> > It is not a work around. These are text attributes meant for human
> > use. Humans have a hard time cleaning up things they can't see. And
> > the failure mode for this is awful, your attribute won't set but
> > everything on the screen looks fine.
>
> The average user has no place poking sysfs. Root should know when
> to use -n, as should shell scripts.

So the average user never needs to change their console mode? Check
out /sys/class/graphics/fb/modes and mode.

>
> Regards
> Oliver
>

--
Jon Smirl
jonsmirl@gmail.com