netdev - Re: No traffic with Marvell switch and latest linux-next

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Message-ID: <20190217165730.GF5968@lunn.ch>
Date:   Sun, 17 Feb 2019 17:57:30 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Heiner Kallweit <hkallweit1@...il.com>
Cc:     Russell King - ARM Linux admin <linux@...linux.org.uk>,
        Florian Fainelli <f.fainelli@...il.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: No traffic with Marvell switch and latest linux-next

> There haven't been that many changes to mv88e8xxx since 5.0-rc6.
> I reverted 7c0db24cc431 ("dsa: mv88e6xxx: Ensure all pending interrupts
> are handled prior to exit") who looked like a candidate and bingo:
> network is working again. Obviously something is wrong with this patch.

O.K. I tested it on an edge interrupt system, but not a level
interrupt. I wounder if it is related to that somehow? DTU should be
using level interrupts.

       Andrew