Re: [RFC][PATCH] flexible array implementation v4

From: KAMEZAWA Hiroyuki
Date: Thu Jul 23 2009 - 23:11:37 EST


On Fri, 24 Jul 2009 11:02:28 +0800
Li Zefan <lizf@xxxxxxxxxxxxxx> wrote:

> Dave Hansen wrote:
> > Remaining issues:
> > - How should we deal with out-of-range indexes, especially
> > in flex_array_get() which returns void*? ERR_PTR()?
> > BUG_ON()? return NULL (current behavior)?
> > - Should care be taken not to allow a flex_array_get() to
> > an index where no flex_array_put() was done?
> > - Should we decay further than just packing things into the
> > 'base' page? Should we actually kmalloc() less than a
> > page at times when it will fit?
> >
>
> I sugguest find some candidate users and see how this flex_array
> fits them.
>
Hmm, can't we rewrite cgroup->tasks file using this ?
I'll try some if I have time.

-Kame


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