Re: [PATCH 2/6] BC: beancounters core (API)

Andi Kleen
2006-08-23T13:49:21Z

On Wednesday 23 August 2006 15:27, Kirill Korotaev wrote:
> Andi Kleen wrote:
> > On Wednesday 23 August 2006 13:03, Kirill Korotaev wrote:
> >
> >
> >>+#ifdef CONFIG_BEANCOUNTERS
> >>+extern struct hlist_head bc_hash[];
> >>+extern spinlock_t bc_hash_lock;
> >
> >
> > I wonder who pokes into that hash from other files? Looks a bit dangerous.
> it was kernel/ub/proc.c with proc interface :)
> however, we removed it from this patchset version, but forgot extern's...
>
> will remove

Best remove the EXPORT_SYMBOLs too and make it static.

> >>+void __put_beancounter(struct beancounter *bc);
> >>+static inline void put_beancounter(struct beancounter *bc)
> >>+{
> >>+ __put_beancounter(bc);
> >>+}
> >
> >
> > The wrapper seems pointless too.
> yep, almost the same reason :)
>
> > The file could use a overview comment what the various counter
> > types actually are.
> you mean comment about what resource parameters we introduce?

I meant about what a barrier counter etc. is and what makes
it different from other counters.

The individual resources can be probably described elswhere.

-Andi