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From:   Willem de Bruijn <willemdebruijn.kernel@gmail.com>
Date:   Tue, 3 Nov 2020 08:50:44 -0500
Message-ID: <CA+FuTScjywqryEsqtj6EcRcZWbUqYZ+CBQRGtcm_EXuTOT8j0A@mail.gmail.com>
Subject: Re: [net-next PATCH 2/3] octeontx2-af: Add devlink health reporters
 for NPA
To:     George Cherian <gcherian@marvell.com>
Cc:     Network Development <netdev@vger.kernel.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Jakub Kicinski <kuba@kernel.org>,
        David Miller <davem@davemloft.net>,
        Sunil Kovvuri Goutham <sgoutham@marvell.com>,
        Linu Cherian <lcherian@marvell.com>,
        Geethasowjanya Akula <gakula@marvell.com>,
        "masahiroy@kernel.org" <masahiroy@kernel.org>
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> > >  static int rvu_devlink_info_get(struct devlink *devlink, struct
> > devlink_info_req *req,
> > >                                 struct netlink_ext_ack *extack)  { @@
> > > -53,7 +483,8 @@ int rvu_register_dl(struct rvu *rvu)
> > >         rvu_dl->dl = dl;
> > >         rvu_dl->rvu = rvu;
> > >         rvu->rvu_dl = rvu_dl;
> > > -       return 0;
> > > +
> > > +       return rvu_health_reporters_create(rvu);
> >
> > when would this be called with rvu->rvu_dl == NULL?
>
> During initialization.

This is the only caller, and it is only reached if rvu_dl is non-zero.