Re: [RFC][PATCH 0/7] kref improvements
From: Peter Zijlstra
Date: Tue Nov 15 2016 - 02:48:26 EST
On Tue, Nov 15, 2016 at 08:27:42AM +0100, Greg KH wrote:
> On Mon, Nov 14, 2016 at 06:39:46PM +0100, Peter Zijlstra wrote:
> > This series unfscks kref and then implements it in terms of refcount_t.
> >
> > x86_64-allyesconfig compile tested and boot tested with my regular config.
> >
> > refcount_t is as per the previous thread, it BUGs on over-/underflow and
> > saturates at UINT_MAX, such that if we ever overflow, we'll never free again.
> >
> >
>
> Thanks so much for doing these, at the very least, I want to take the
> kref-abuse-fixes now as those users shouldn't be doing those foolish
> things. Any objection for me taking some of them through my tree now?
None at all, but please double check at least the 'kill kref_sub()' one,
I might have messed up drbd or something, that code isn't entirely
transparant.