Re: [PATCH RFC] mm: Rename SLAB_DESTROY_BY_RCU to SLAB_TYPESAFE_BY_RCU
From: Paul E. McKenney
Date: Sun Jan 22 2017 - 19:47:28 EST
On Wed, Jan 18, 2017 at 06:00:24PM -0600, Christoph Lameter wrote:
> On Wed, 18 Jan 2017, Paul E. McKenney wrote:
>
> > Actually, slab is using RCU to provide type safety to those slab users
> > who request it.
>
> Typesafety is a side effect. The main idea here is that the object can
> still be accessed in RCU sections after another processor frees the
> object. We guarantee that the object is not freed but it may be reused
> for another object within the RCU period.
>
> Can we have a name that expresses all of that properly?
But of course!!! "Type safety". http://wiki.c2.com/?TypeSafe
Thanx, Paul