netdev - Re: [PATCH net-next 11/13] netlink: add net device refcount tracker to struct ethnl_req

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Date:   Wed, 5 Jan 2022 08:58:46 -0800
From:   Eric Dumazet <edumazet@...gle.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     Eric Dumazet <eric.dumazet@...il.com>,
        Johannes Berg <johannes@...solutions.net>,
        "David S . Miller" <davem@...emloft.net>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 11/13] netlink: add net device refcount tracker
 to struct ethnl_req_info

On Wed, Jan 5, 2022 at 8:57 AM Jakub Kicinski <kuba@...nel.org> wrote:
>
> On Tue, 04 Jan 2022 17:23:51 +0100 Johannes Berg wrote:
> > > diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c
> > > index ea23659fab28..5fe8f4ae2ceb 100644
> > > --- a/net/ethtool/netlink.c
> > > +++ b/net/ethtool/netlink.c
> > > @@ -627,7 +627,6 @@ static void ethnl_default_notify(struct net_device
> > > *dev, unsigned int cmd,
> > >         }
> > >
> > >         req_info->dev = dev;
> > > -       netdev_tracker_alloc(dev, &req_info->dev_tracker, GFP_KERNEL);
> >
> > So I had already tested both this and explicitly doing
> > netdev_tracker_free() when req_info is freed, both work fine.
> >
> > Tested-by: Johannes Berg <johannes@...solutions.net>
> >
> > Just wasn't sure it was correct or I was missing something. :)
>
> Hi Eric, I didn't see this one submitted, is it coming?
> No rush, just checking if it fell thru the cracks.

Yes, this is coming ;)

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