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Date: Thu, 12 Mar 2026 08:12:30 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: Eric Dumazet <edumazet@google.com>
Cc: "David S . Miller" <davem@davemloft.net>, Paolo Abeni
 <pabeni@redhat.com>, Simon Horman <horms@kernel.org>,
 netdev@vger.kernel.org, eric.dumazet@gmail.com, Guillaume Nault
 <gnault@redhat.com>
Subject: Re: [PATCH net] ip_tunnel: adapt iptunnel_xmit_stats() to
 NETDEV_PCPU_STAT_DSTATS
Message-ID: <20260312081230.1540a7d9@kernel.org>
In-Reply-To: <CANn89iJbfsT5-j0iPWpCSsoDuOF-PmfbE9hL4YpEU7ucT8ipxQ@mail.gmail.com>
References: <20260311123110.1471930-1-edumazet@google.com>
	<20260312074630.52e7a311@kernel.org>
	<CANn89iJbfsT5-j0iPWpCSsoDuOF-PmfbE9hL4YpEU7ucT8ipxQ@mail.gmail.com>
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On Thu, 12 Mar 2026 15:53:02 +0100 Eric Dumazet wrote:
> On Thu, Mar 12, 2026 at 3:46=E2=80=AFPM Jakub Kicinski <kuba@kernel.org> =
wrote:
> >
> > On Wed, 11 Mar 2026 12:31:10 +0000 Eric Dumazet wrote: =20
> > > @syncp offset in pcpu_sw_netstats and pcpu_dstats is different.
> > >
> > > 32bit kernels would either have corruptions or freezes if the syncp
> > > sequence was overwritten. =20
> >
> > And moving syncp would be too much of a hack? =20
>=20
> I thought about this, I prefer doing such work in net-next.

SG

Acked-by: Jakub Kicinski <kuba@kernel.org>