linux-kernel - Re: [PATCH net-next v4 1/1] net: dsa: microchip: ksz9477: export HW stats over stats64 interface

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Message-ID: <20220219094655.p3dkupwe3bkwwly6@skbuf>
Date:   Sat, 19 Feb 2022 11:46:55 +0200
From:   Vladimir Oltean <olteanv@...il.com>
To:     Oleksij Rempel <o.rempel@...gutronix.de>
Cc:     Woojung Huh <woojung.huh@...rochip.com>,
        UNGLinuxDriver@...rochip.com, Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, kernel@...gutronix.de,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v4 1/1] net: dsa: microchip: ksz9477: export HW
 stats over stats64 interface

On Sat, Feb 19, 2022 at 09:26:30AM +0100, Oleksij Rempel wrote:
> Provide access to HW offloaded packets over stats64 interface.
> The rx/tx_bytes values needed some fixing since HW is accounting size of
> the Ethernet frame together with FCS.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
> ---
> changes v4:
> - do not copy raw counters to the stack
> changes v3:
> - move dev->dev_ops->r_mib_stat64 insight of the mutex
> changes v2:
> - fix locking issue in in atomic context
> ---

Reviewed-by: Vladimir Oltean <olteanv@...il.com>