netdev - Re: [PATCH net-next 0/3] net: device tracking improvements

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Message-ID: <CANn89iKp2jY-Yr1PX_Ug+6izpYjYzZPBNaYN63T16Wz=3AJ16Q@mail.gmail.com>
Date:   Fri, 4 Feb 2022 13:51:58 -0800
From:   Eric Dumazet <edumazet@...gle.com>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 0/3] net: device tracking improvements

On Fri, Feb 4, 2022 at 10:36 AM Eric Dumazet <eric.dumazet@...il.com> wrote:
>
> From: Eric Dumazet <edumazet@...gle.com>
>
> Main goal of this series is to be able to detect the following case
> which apparently is still haunting us.
>
> dev_hold_track(dev, tracker_1, GFP_ATOMIC);
>     dev_hold(dev);
>     dev_put(dev);
>     dev_put(dev);              // Should complain loudly here.
> dev_put_track(dev, tracker_1); // instead of here (as before this series)


Please do not merge.

I have missed some warnings in my tests, it seems I need to refine
things a bit more.