linux-kernel - Re: [PATCH net v2] mvpp2: refactor MTU change code

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Message-Id: <20190729.110106.1654712144874525336.davem@davemloft.net>
Date:   Mon, 29 Jul 2019 11:01:06 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     mcroce@...hat.com
Cc:     netdev@...r.kernel.org, antoine.tenart@...tlin.com,
        maxime.chevallier@...tlin.com, mw@...ihalf.com,
        stefanc@...vell.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v2] mvpp2: refactor MTU change code

From: Matteo Croce <mcroce@...hat.com>
Date: Sun, 28 Jul 2019 02:46:45 +0200

> The MTU change code can call napi_disable() with the device already down,
> leading to a deadlock. Also, lot of code is duplicated unnecessarily.
> 
> Rework mvpp2_change_mtu() to avoid the deadlock and remove duplicated code.
> 
> Fixes: 3f518509dedc ("ethernet: Add new driver for Marvell Armada 375 network unit")
> Signed-off-by: Matteo Croce <mcroce@...hat.com>

Applied and queued up for -stable, thanks.