Wilkinson, Alex wrote:
>     0n Thu, May 22, 2008 at 05:46:26PM -0600, Chris Horne wrote: 
...
>     >MPxIO helps reduce public namespace overhead since all paths to a
>     >device show up under a single public name.
> 
> What is meant by a "public namespace" ?

In addition to Chris' reply, "private" means "do not depend
on things staying the same, we reserve the right to change
it, in a potentially incompatible manner, at any time".

 From the devices(4) manpage::

=================================================================
NOTES
      Files in this directory do  not  constitute  an  API.  Files
      might  not  exist  or  might  have  a  different  content or
      interpretation in a future release. The  existence  of  this
      notice  does  not  imply  that  any other documentation that
      lacks this notice constitutes an API.

=================================================================



That's why we've got libraries such as libdevinfo, for instance,
to provide an interface that you can depend on.


James C. McPherson
--
Senior Kernel Software Engineer, Solaris
Sun Microsystems
http://blogs.sun.com/jmcp       http://www.jmcp.homeunix.com/blog
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