linux-kernel - Re: [PATCH RFC net-next 1/3] net: dsa: allow for multiple CPU ports

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Message-ID: <FC33D997-21FA-4528-BC04-A4DFFCFF8847@public-files.de>
Date:   Mon, 12 Apr 2021 18:17:23 +0200
From:   Frank Wunderlich <frank-w@...lic-files.de>
To:     DENG Qingfang <dqfext@...il.com>,
        Ansuel Smith <ansuelsmth@...il.com>
CC:     netdev@...r.kernel.org,
        Marek Behún <marek.behun@....cz>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andriin@...com>,
        Eric Dumazet <edumazet@...gle.com>,
        Wei Wang <weiwan@...gle.com>,
        Cong Wang <cong.wang@...edance.com>,
        Taehee Yoo <ap420073@...il.com>,
        Björn Töpel <bjorn@...nel.org>,
        zhang kai <zhangkaiheb@....com>,
        Roopa Prabhu <roopa@...ulusnetworks.com>,
        Di Zhu <zhudi21@...wei.com>,
        Nikolay Aleksandrov <nikolay@...dia.com>,
        Francis Laniel <laniel_francis@...vacyrequired.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC net-next 1/3] net: dsa: allow for multiple CPU ports

Am 12. April 2021 17:30:58 MESZ schrieb DENG Qingfang <dqfext@...il.com>:

>So we somehow configured default CPU port in dts (by port name). In
>my opinion we can just add a default CPU property in dts to specify
>it (like Frank Wunderlich did earlier), and fall back to round-robin
>if the property is not present, while still allow users to change it
>in userspace.

My series was an up ported version of Patches (linux 4.9) afair from Felix. The dts-version was 1 reason why it was rejected, because DT describes hardware and not software preferences.


regards Frank