Re: [RFC][PATCH 2/7] kref: Add kref_read()

From: Peter Zijlstra
Date: Thu Nov 17 2016 - 14:10:45 EST

On Thu, Nov 17, 2016 at 06:02:33PM +0000, Reshetova, Elena wrote:
> > Even if we now find all occurrences of atomic_t used as refcounter
> > (which we cannot actually guarantee in any case unless someone
> > manually reads every line) and convert it to refcount_t, we still have
> > atomic_t type present and new usage of it as refount will crawl in. It
> > is just a matter of time IMO.
> >Improve tooling. The patterns shouldn't be _that_ hard to find. Once the tools are good, new code isn't a problem either.
> Moreover, thinking of out of tree drivers: you think they would always
> do checkpatch or run some of our tools for security checks?

If they can't be arsed, neither can I. You can't fix the unfixable.

Like I said before, its chasing unicorns.