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Date:   Thu, 27 Feb 2020 07:19:30 +0100
From:   Jiri Pirko <jiri@...nulli.us>
To:     David Miller <davem@...emloft.net>
Cc:     netdev@...r.kernel.org, kuba@...nel.org, ayal@...lanox.com,
        saeedm@...lanox.com, ranro@...lanox.com, moshe@...lanox.com
Subject: Re: [patch net] mlx5: register lag notifier for init network
 namespace only

Thu, Feb 27, 2020 at 01:52:39AM CET, davem@...emloft.net wrote:
>From: David Miller <davem@...emloft.net>
>Date: Wed, 26 Feb 2020 16:50:48 -0800 (PST)
>
>> From: Jiri Pirko <jiri@...nulli.us>
>> Date: Tue, 25 Feb 2020 10:25:46 +0100
>> 
>>> From: Jiri Pirko <jiri@...lanox.com>
>>> 
>>> The current code causes problems when the unregistering netdevice could
>>> be different then the registering one.
>>> 
>>> Since the check in mlx5_lag_netdev_event() does not allow any other
>>> network namespace anyway, fix this by registerting the lag notifier
>>> per init network namespace only.
>>> 
>>> Fixes: d48834f9d4b4 ("mlx5: Use dev_net netdevice notifier registrations")
>>> Signed-off-by: Jiri Pirko <jiri@...lanox.com>
>>> Tested-by: Aya Levin <ayal@...lanox.com>
>> 
>> Applied, thank you.
>
>Actually, you need to respin this and fix the following warning:
>
>drivers/net/ethernet/mellanox/mlx5/core/en_rep.c: In function ‘mlx5e_uplink_rep_disable’:
>drivers/net/ethernet/mellanox/mlx5/core/en_rep.c:1864:21: warning: unused variable ‘netdev’ [-Wunused-variable]
>  struct net_device *netdev = priv->netdev;
>                     ^~~~~~
>
>You can retain Saeed's ACK when you do this.

Okay. Will do.


>
>Thank you.

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