linux-kernel - Re: [PATCH net] net: hsr: add support for EntryForgetTime

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Message-ID: <YDZaxXkP25RjN02G@lunn.ch>
Date:   Wed, 24 Feb 2021 14:55:17 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Marco Wenzel <marco.wenzel@...berle.de>
Cc:     george.mccollister@...il.com,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Murali Karicheri <m-karicheri2@...com>,
        Taehee Yoo <ap420073@...il.com>,
        Andreas Oetken <andreas.oetken@...mens.com>,
        YueHaibing <yuehaibing@...wei.com>,
        Arvid Brodin <Arvid.Brodin@...n.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: hsr: add support for EntryForgetTime

On Wed, Feb 24, 2021 at 10:46:49AM +0100, Marco Wenzel wrote:
> In IEC 62439-3 EntryForgetTime is defined with a value of 400 ms. When a
> node does not send any frame within this time, the sequence number check
> for can be ignored. This solves communication issues with Cisco IE 2000
> in Redbox mode.
> 
> Fixes: f421436a591d ("net/hsr: Add support for the High-availability Seamless Redundancy protocol (HSRv0)")
> Signed-off-by: Marco Wenzel <marco.wenzel@...berle.de>
> Reviewed-by: George McCollister <george.mccollister@...il.com>
> Tested-by: George McCollister <george.mccollister@...il.com>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew