Re: [RFC][PATCH 1/6] memcg: fix pre_destory handler

[KAMEZAWA Hiroyuki]

On Wed, 10 Dec 2008 16:28:38 -0800
Paul Menage <menage@xxxxxxxxxx> wrote:

> On Wed, Dec 10, 2008 at 4:25 PM, KAMEZAWA Hiroyuki
> <kamezawa.hiroyu@xxxxxxxxxxxxxx> wrote:
> >>
> >> Can you clarify what you mean by "rolling update of refcnts"?
> >>
> >  for(..i++)
> >        atomic_dec/inc( refcnt[i)
> >
> > But my first version of this patch did above. I can write it again easily.
> 
> I just sent out a small patch collection that had my version of
> css_tryget() in it - is that what you had in mind by "rolling update"?
> 
yes. but yours seems to be more robust than my version.
I'll try to use yours and prepare a patch for css_tryget() in memcg.
 
-Kame

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