Messages in this thread | | | Subject | Re: [PATCH RFC] mm: Rename SLAB_DESTROY_BY_RCU to SLAB_TYPESAFE_BY_RCU | From | Eric Dumazet <> | Date | Wed, 25 Jan 2017 09:04:47 -0800 |
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On Wed, 2017-01-25 at 10:45 -0600, Christoph Lameter wrote: > On Sun, 22 Jan 2017, Paul E. McKenney wrote: > > > 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 > > Well that does not convey the idea that RCU is involved here. > > SLAB_DESTROY_RCU_TYPESAFE
Not clear why we need to change this very fine name ?
SLAB_DESTROY_BY_RCU was only used by few of us, we know damn well what it means.
Consider we wont be able to change it in various web pages / archives / changelogs.
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