Subject: Re: [PATCH] powerpc: Reserve syscall number 319

From: Benjamin Herrenschmidt <[email-masked]>
Date: Wed, 03 Sep 2008 10:58:42 +1000

On Wed, 2008-09-03 at 01:46 +0200, Christoph Hellwig wrote:
> On Wed, Sep 03, 2008 at 07:06:15AM +1000, Benjamin Herrenschmidt wrote:
> > > Yes. Merge your code or live with the pain of things changing
> > > underneath. Period.
> > 
> > Pain isn't for me :-) It's for those writing userspace stuff based on
> > my kernel changing all the time :-)
> 
> They can wait until it's released.  And there's of course no guarantee
> that your syscall will stand public review.

Yup. Definitely. I'm not even 100% sure we'll stick to a syscall in
the long run. In the meantime, for internal purposes, it's easy enough
to use an unused number to avoid further changes or stick a trampoline
in the vdso :-)

Cheers,
Ben.