netdev - Re: [PATCH net-next] netfilter: nft_counter: rework atomic dump and reset

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Message-ID: <20161211104117.GA2521@salvia>
Date:   Sun, 11 Dec 2016 11:41:17 +0100
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     netfilter-devel@...r.kernel.org, arnd@...db.de,
        netdev@...r.kernel.org
Subject: Re: [PATCH net-next] netfilter: nft_counter: rework atomic dump and
 reset

On Sat, Dec 10, 2016 at 07:40:08AM -0800, Eric Dumazet wrote:
> On Sat, 2016-12-10 at 15:25 +0100, Pablo Neira Ayuso wrote:
> > On Sat, Dec 10, 2016 at 03:16:55PM +0100, Pablo Neira Ayuso wrote:
> =
> >  
> > -       nft_counter_fetch(priv, &total, reset);
> > +       nft_counter_fetch(priv, &total);
> > +       if (reset)
> > +               nft_counter_reset(priv, &total);
> >  
> >         if (nla_put_be64(skb, NFTA_COUNTER_BYTES,
> > cpu_to_be64(total.bytes),
> >                          NFTA_COUNTER_PAD) ||
> 
> Night be nitpicking, but you might reset the stats only if the
> nla_put_be64() succeeded.

Right, I've fixed this in the v2.

> But regardless of this detail, patch looks good and is very close to the
> one I cooked and was about to send this morning.

Thanks a lot!