> On Dec 3, 2007 8:09 PM, YAMAMOTO Takashi <yamamoto@valinux.co.jp> wrote:
> > +static u64 mem_cgroup_min_usage_read(struct cgroup *cont, struct cftype *cft)
> > +{
> > +       struct mem_cgroup *mem = mem_cgroup_from_cont(cont);
> > +
> > +       return mem->min_usage;
> > +}
> > +
> 
> This won't be atomic on a 32-bit arch, and I don't think you have any locking.
> 
> Paul

sure.  probably it's better to make it a part of res_counter.

YAMAMOTO Takashi
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