linux-kernel - Re: [PATCH] net/mlx4_en: fix mlx4 ethtool -N insertion

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Message-Id: <20191116.131058.1856199123293908506.davem@davemloft.net>
Date:   Sat, 16 Nov 2019 13:10:58 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     lrizzo@...gle.com
Cc:     netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org, tariqt@...lanox.com
Subject: Re: [PATCH] net/mlx4_en: fix mlx4 ethtool -N insertion

From: Luigi Rizzo <lrizzo@...gle.com>
Date: Fri, 15 Nov 2019 12:12:25 -0800

> ethtool expects ETHTOOL_GRXCLSRLALL to set ethtool_rxnfc->data with the
> total number of entries in the rx classifier table.  Surprisingly, mlx4
> is missing this part (in principle ethtool could still move forward and
> try the insert).
> 
> Tested: compiled and run command:
> 	phh13:~# ethtool -N eth1 flow-type udp4  queue 4
> 	Added rule with ID 255
> 
> Signed-off-by: Luigi Rizzo <lrizzo@...gle.com>
> Change-Id: I18a72f08dfcfb6b9f6aa80fbc12d58553e1fda76

Luigi, _always_ CC: the appropriate maintainer when making changes to the
kernel, as per the top-level MAINTAINERS file.

Tariq et al., please review.