On Monday, June 13, 2016 3:19:12 PM CEST Ilya Dryomov wrote:
> > diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h
> > index 690985daad1c..6b79a6ba39ca 100644
> > --- a/include/linux/ceph/libceph.h
> > +++ b/include/linux/ceph/libceph.h
> > @@ -214,8 +214,9 @@ static void erase_##name(struct rb_root *root, type *t) \
> > }
> >
> > #define DEFINE_RB_LOOKUP_FUNC(name, type, keyfld, nodefld) \
> > +extern type __lookup_##name##_key; \
> > static type *lookup_##name(struct rb_root *root, \
> > - typeof(((type *)0)->keyfld) key) \
> > + typeof(__lookup_##name##_key.keyfld) key) \
> > { \
> > struct rb_node *n = root->rb_node; \
> > \
>
> Out of curiosity, did you figure out why is it that only
> ceph_monc_do_statfs() is affected and not the other exports in
> net/ceph/osd_client.c?
No, I did not investigate it further at that point. My guess is that
something resets the state of the genksyms parser when it encounters
some tokens (like the semicolon I added earlier, or an EXPORT_SYMBOL
statement), and that this happens in one file but not the other.
Arnd
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