On Fri, Nov 24, 2017 at 02:24:42PM -0800, Michael Lyle wrote:
> Just a note to everyone-- a quick Reviewed-by: would be appreciated from
> someone here on the bcache list because I'm hoping to get this sent off
> with a couple other things to Jens soon. -mpl
>
> On 11/24/2017 02:02 PM, Michael Lyle wrote:
> > register_shrinker is now __must_check, so check it to kill a warning.
> > Caller of bch_btree_cache_alloc in super.c appropriately checks return
> > value so this is fully plumbed through.
> >
> > This V2 fixes checkpatch warnings and improves the commit description,
> > as I was too hasty getting the previous version out.
> >
> > Signed-off-by: Michael Lyle <mlyle@xxxxxxxx>
> > ---
> > drivers/md/bcache/btree.c | 5 ++++-
> > 1 file changed, 4 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
> > index 11c5503d31dc..81e8dc3dbe5e 100644
> > --- a/drivers/md/bcache/btree.c
> > +++ b/drivers/md/bcache/btree.c
> > @@ -807,7 +807,10 @@ int bch_btree_cache_alloc(struct cache_set *c)
> > c->shrink.scan_objects = bch_mca_scan;
> > c->shrink.seeks = 4;
> > c->shrink.batch = c->btree_pages * 2;
> > - register_shrinker(&c->shrink);
> > +
> > + if (register_shrinker(&c->shrink))
> > + pr_warn("bcache: %s: could not register shrinker",
> > + __func__);
> >
> > return 0;
> > }
Reviewed-by: Vojtech Pavlik <vojtech@xxxxxxxx>
--
Vojtech Pavlik
Director SuSE Labs
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