Re: [RFC] Add kernel<->userspace ABI stability documentation

[Greg KH <greg@kroah.com>]

On Tue, Feb 28, 2006 at 02:39:29PM +0300, Nikita Danilov wrote:
> Greg KH writes:
> 
> [...]
> 
>  > +
>  > +  stable/
>  > +	This directory documents the interfaces that have determined to
>  > +	be stable.  Userspace programs are free to use these interfaces
>  > +	with no restrictions, and backward compatibility for them will
>  > +	be guaranteed for at least 2 years.  Most simple interfaces
>  > +	(like syscalls) are expected to never change and always be
>  > +	available.
> 
> What about separating "stable" ("guaranteed for at least 2 years") and
> "standard" (core unix interface is not going to change ever)?

Why?  Would that mean that the POSIX-like syscalls would only be in
"standard"?  What else would you think would be in that category?

thanks,

greg k-h