netdev - Re: [PATCH v6 net-next 5/7] net: bridge: switchdev: let drivers inform which bridge ports are offloaded

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Date:   Tue, 27 Jul 2021 09:33:10 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Vladimir Oltean <vladimir.oltean@....com>,
        Netdev <netdev@...r.kernel.org>,
        Jakub Kicinski <kuba@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Jiri Pirko <jiri@...nulli.us>,
        Ido Schimmel <idosch@...sch.org>,
        Tobias Waldekranz <tobias@...dekranz.com>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <nikolay@...dia.com>,
        Stephen Hemminger <stephen@...workplumber.org>,
        bridge@...ts.linux-foundation.org,
        Grygorii Strashko <grygorii.strashko@...com>,
        Marek Behun <kabel@...ckhole.sk>,
        DENG Qingfang <dqfext@...il.com>,
        Vadym Kochan <vkochan@...vell.com>,
        Taras Chornyi <tchornyi@...vell.com>,
        Ioana Ciornei <ioana.ciornei@....com>,
        Lars Povlsen <lars.povlsen@...rochip.com>,
        Steen Hegelund <Steen.Hegelund@...rochip.com>,
        UNGLinuxDriver@...rochip.com,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: [PATCH v6 net-next 5/7] net: bridge: switchdev: let drivers
 inform which bridge ports are offloaded

On Mon, 26 Jul 2021 at 19:38, Andrew Lunn <andrew@...n.ch> wrote:
>
> On Mon, Jul 26, 2021 at 07:21:20PM +0530, Naresh Kamboju wrote:
> > On Wed, 21 Jul 2021 at 21:56, Vladimir Oltean <vladimir.oltean@....com> wrote:
> > >
> > > On reception of an skb, the bridge checks if it was marked as 'already
> > > forwarded in hardware' (checks if skb->offload_fwd_mark == 1), and if it
> > > is, it assigns the source hardware domain of that skb based on the
> > > hardware domain of the ingress port. Then during forwarding, it enforces
> > > that the egress port must have a different hardware domain than the
> > > ingress one (this is done in nbp_switchdev_allowed_egress).
>
> > [Please ignore if it is already reported]
> >
> > Following build error noticed on Linux next 20210723 tag
> > with omap2plus_defconfig on arm architecture.
>
> Hi Naresh
>
> Please trim emails when replying. It is really annoying to have to
> page down and down and down to find your part in the email, and you
> always wonder if you accidentally jumped over something when paging
> down at speed.

It was my bad,
I will follow your suggestions in future reports.
Thank you !

>
>      Andrew

- Naresh