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Date: Wed, 14 Dec 2022 21:34:00 -0800 From: Mahesh Bandewar (महेश बंडेवार) <maheshb@...gle.com> To: Jakub Kicinski <kuba@...nel.org> Cc: David Decotigny <decot+git@...gle.com>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Nikolay Aleksandrov <razor@...ckwall.org>, David Ahern <dsahern@...nel.org>, "Denis V. Lunev" <den@...nvz.org>, Daniel Borkmann <daniel@...earbox.net>, Chen Zhongjin <chenzhongjin@...wei.com>, David Decotigny <ddecotig@...gle.com>, Yuwei Wang <wangyuweihx@...il.com>, Alexander Mikhalitsyn <alexander.mikhalitsyn@...tuozzo.com>, Thomas Zeitlhofer <thomas.zeitlhofer+lkml@...it.at> Subject: Re: [PATCH v1 1/1] net: neigh: persist proxy config across link flaps On Wed, Dec 14, 2022 at 8:49 PM Jakub Kicinski <kuba@...nel.org> wrote: > > On Mon, 12 Dec 2022 23:38:01 -0800 David Decotigny wrote: > > From: David Decotigny <ddecotig@...gle.com> > > > > Without this patch, the 'ip neigh add proxy' config is lost when the > > cable or peer disappear, ie. when the link goes down while staying > > admin up. When the link comes back, the config is never recovered. > > > > This patch makes sure that such an nd proxy config survives a switch > > or cable issue. > > Hm, how does this square with the spirit of 859bd2ef1fc11 ? > Devid's (Decotigny) patch is adding the distinction between admin-down from carrier-off which could be transient. So in my belief, it's correcting / enhancing the behavior that David (Ahern) introduced but we can hear from David himself :) > Would be great to hear from David, IDK if he's around or off until > next year.
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