linux-kernel - Re: [net v2] net: dsa: microchip: fix race condition

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Message-ID: <20201006162436.ri5ifcqr5xsec3m3@skbuf>
Date:   Tue, 6 Oct 2020 19:24:36 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     Christian Eggers <ceggers@...i.de>
Cc:     Woojung Huh <woojung.huh@...rochip.com>,
        Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [net v2] net: dsa: microchip: fix race condition

On Tue, Oct 06, 2020 at 07:21:25PM +0300, Vladimir Oltean wrote:
> You forgot to copy Florian's review tag from v1.

Ah, Florian did not leave a review tag in v1. Just a comment:

> don't you need to pair the test for dev->mib_read_internal being non
> zero with setting it to zero in ksz_switch_unregister()?

I may be wrong, but I don't think that setting the interval to zero in
unregister() would change anything.