linux-kernel - Re: [RFC PATCH net-next v3 01/13] net: phy: Introduce ethernet link topology representation

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <67557c83-4318-4557-ac96-858053b5f89b@lunn.ch>
Date:   Mon, 11 Dec 2023 15:09:09 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Maxime Chevallier <maxime.chevallier@...tlin.com>
Cc:     Simon Horman <horms@...nel.org>, davem@...emloft.net,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        thomas.petazzoni@...tlin.com, Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Russell King <linux@...linux.org.uk>,
        linux-arm-kernel@...ts.infradead.org,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Herve Codina <herve.codina@...tlin.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Vladimir Oltean <vladimir.oltean@....com>,
        Köry Maincent <kory.maincent@...tlin.com>,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Jonathan Corbet <corbet@....net>,
        Marek Behún <kabel@...nel.org>,
        Piergiorgio Beruto <piergiorgio.beruto@...il.com>,
        Oleksij Rempel <o.rempel@...gutronix.de>,
        Nicolò Veronese <nicveronese@...il.com>
Subject: Re: [RFC PATCH net-next v3 01/13] net: phy: Introduce ethernet link
 topology representation

> > > @@ -10832,6 +10833,8 @@ struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name,
> > >  #ifdef CONFIG_NET_SCHED
> > >  	hash_init(dev->qdisc_hash);
> > >  #endif
> > > +	phy_link_topo_init(&dev->link_topo);
> > > +  
> > 
> > I don't think this can work unless PHYLIB is compiled as a built-in.
> 
> Inded, I need to better clarify and document the dependency with
> PHYLIB.

It is getting harder and harder to make the phylib core a module :-(

How much work does phy_link_topo_init() do? Could it be an inline
function? Are there other dependencies?

Also look at ethtool_phy_ops and e.g. how plca_get_cfg_prepare_data()
uses it.

	Andrew