On Thu, Jun 09, 2011 at 03:12:03PM +0200, Michal Hocko wrote:
> On Wed 01-06-11 08:25:13, Johannes Weiner wrote:
> [...]
>
> Just a minor thing. I am really slow at reviewing these days due to
> other work that has to be done...
>
> > +struct mem_cgroup *mem_cgroup_hierarchy_walk(struct mem_cgroup *root,
> > + struct mem_cgroup *prev)
> > +{
> > + struct mem_cgroup *mem;
>
> You want mem = NULL here because you might end up using it unitialized
> AFAICS (css_get_next returns with NULL).
Thanks for pointing it out. It was introduced when I switched from
using @prev to continue the search to using root->last_scanned_child.
It's fixed now.
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