netdev - Re: [PATCH net v2 2/2] selftests: Add IPv6 link-local address generation tests for GRE devices.

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Message-ID: <Z7sw1PPY48pkEMxB@shredder>
Date: Sun, 23 Feb 2025 16:29:40 +0200
From: Ido Schimmel <idosch@...sch.org>
To: Guillaume Nault <gnault@...hat.com>
Cc: David Miller <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>,
	netdev@...r.kernel.org, Simon Horman <horms@...nel.org>,
	David Ahern <dsahern@...nel.org>,
	Antonio Quartulli <antonio@...delbit.com>
Subject: Re: [PATCH net v2 2/2] selftests: Add IPv6 link-local address
 generation tests for GRE devices.

On Fri, Feb 21, 2025 at 10:24:10AM +0100, Guillaume Nault wrote:
> GRE devices have their special code for IPv6 link-local address
> generation that has been the source of several regressions in the past.
> 
> Add selftest to check that all gre, ip6gre, gretap and ip6gretap get an
> IPv6 link-link local address in accordance with the
> net.ipv6.conf.<dev>.addr_gen_mode sysctl.
> 
> Signed-off-by: Guillaume Nault <gnault@...hat.com>

There are some helpers from lib.sh that could have been used, but the
test is very clean and easy to follow, so:

Reviewed-by: Ido Schimmel <idosch@...dia.com>
Tested-by: Ido Schimmel <idosch@...dia.com>

Thanks!