linux-kernel - Re: [PATCH net-next 2/6] net: dsa: vsc73xx: add port_stp_state

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]

Date:   Wed, 21 Jun 2023 21:33:43 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Pawel Dembicki <paweldembicki@...il.com>
Cc:     netdev@...r.kernel.org, linus.walleij@...aro.org,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 2/6] net: dsa: vsc73xx: add port_stp_state_set
 function

> +	struct vsc73xx *vsc = ds->priv;
> +	/* FIXME: STP frames isn't forwarded at this moment. BPDU frames are
> +	 * forwarded only from to PI/SI interface. For more info see chapter
> +	 * 2.7.1 (CPU Forwarding) in datasheet.

Do you mean the CPU never gets to see the BPDU frames?

Does the hardware have any sort of packet matching to trap frames to
the CPU? Can you match on the destination MAC address
01:80:C2:00:00:00 ?

	Andrew