On Tue, Aug 23, 2011 at 05:15:29AM -0400, Christoph Hellwig wrote:
> > /*
> > * A callback you can register to apply pressure to ageable caches.
>
> It's much more than just a single callback these days.
>
> > + * @scan_objects will be made from the current reclaim context.
> > */
> > struct shrinker {
> > int (*shrink)(struct shrinker *, struct shrink_control *sc);
> > + long (*count_objects)(struct shrinker *, struct shrink_control *sc);
> > + long (*scan_objects)(struct shrinker *, struct shrink_control *sc);
>
> Is shrink_object really such a good name for this method?
Apart from the fact it is called "scan_objects", I'm open to more
appropriate names. I called is "scan_objects" because of the fact we
are asking to scan (rather than free) a specific number objects on
the LRU, and it matches with the "sc->nr_to_scan" control field.
Cheers,
Dave.
--
Dave Chinner
david@xxxxxxxxxxxxx
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