From: "Jason A. Donenfeld" <Jason@zx2c4.com>
To: Valentin Spreckels <valentin@spreckels.dev>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
wireguard@lists.zx2c4.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH wireguard] wireguard: prevent ipv6 addrconf via IFF_NO_ADDRCONF flag
Date: Wed, 11 Mar 2026 23:59:43 +0100 [thread overview]
Message-ID: <abHz3xcsLhIPc_Jn@zx2c4.com> (raw)
In-Reply-To: <20260208170545.31942-1-valentin@spreckels.dev>
Hi Valentin,
On Sun, Feb 08, 2026 at 06:05:45PM +0100, Valentin Spreckels wrote:
> Use the flag introduced in commit 8a321cf7becc6 ("net: add
> IFF_NO_ADDRCONF and use it in bonding to prevent ipv6 addrconf")
> instead of mangling the addr_gen_mode to prevent ipv6 addrconf.
Can you give some more context here? Why was IFF_NO_ADDRCONF added when
the IN6_ADDR_GEN_MODE_NONE method has been working fine? What's the
difference between these approaches? I don't doubt that your patch is
correct, but I would like to better understand this.
Jason
next prev parent reply other threads:[~2026-03-11 22:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-08 17:05 [PATCH wireguard] wireguard: prevent ipv6 addrconf via IFF_NO_ADDRCONF flag Valentin Spreckels
2026-03-11 22:59 ` Jason A. Donenfeld [this message]
2026-03-21 19:20 ` Valentin Spreckels
2026-05-03 19:18 ` Jason A. Donenfeld
2026-05-05 15:05 ` Jason A. Donenfeld
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