linux-kernel - Re: [net 1/2] net: ethtool: Unify ETHTOOL

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Message-ID: <6f7e5c45-9961-3ac2-69ae-434191c9e11c@gmail.com>
Date:   Mon, 24 Jul 2023 20:27:47 +0100
From:   Edward Cree <ecree.xilinx@...il.com>
To:     Joe Damato <jdamato@...tly.com>, netdev@...r.kernel.org,
        saeedm@...dia.com, tariqt@...dia.com, ecree@...arflare.com,
        andrew@...n.ch, kuba@...nel.org, davem@...emloft.net,
        leon@...nel.org, pabeni@...hat.com, bhutchings@...arflare.com,
        arnd@...db.de
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [net 1/2] net: ethtool: Unify ETHTOOL_{G,S}RXFH rxnfc copy

On 23/07/2023 16:06, Joe Damato wrote:
> ETHTOOL_GRXFH correctly copies in the full struct ethtool_rxnfc when
> FLOW_RSS is set; ETHTOOL_SRXFH needs a similar code path to handle the
> FLOW_RSS case so that ethtool can set the flow hash for custom RSS
> contexts (if supported by the driver).
> 
> The copy code from ETHTOOL_GRXFH has been pulled out in to a helper so
> that it can be called in both ETHTOOL_{G,S}RXFH code paths.
> 
> Fixes: 84a1d9c48200 ("net: ethtool: extend RXNFC API to support RSS spreading of filter matches")
> Signed-off-by: Joe Damato <jdamato@...tly.com>

Acked-by: Edward Cree <ecree.xilinx@...il.com>