netdev - Re: [PATCH net-next, v2] selftest: add selftest for anycast notifications

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Message-ID: <20250619105130.GJ1699@horms.kernel.org>
Date: Thu, 19 Jun 2025 11:51:30 +0100
From: Simon Horman <horms@...nel.org>
To: Yuyang Huang <yuyanghuang@...gle.com>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Shuah Khan <shuah@...nel.org>, netdev@...r.kernel.org,
	linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
	Maciej Żenczykowski <maze@...gle.com>,
	Lorenzo Colitti <lorenzo@...gle.com>
Subject: Re: [PATCH net-next, v2] selftest: add selftest for anycast
 notifications

On Thu, Jun 19, 2025 at 12:51:16PM +0900, Yuyang Huang wrote:
> This commit adds a new kernel selftest to verify RTNLGRP_IPV6_ACADDR
> notifications. The test works by adding/removing a dummy interface,
> enabling packet forwarding, and then confirming that user space can
> correctly receive anycast notifications.
> 
> The test relies on the iproute2 version to be 6.13+.
> 
> Tested by the following command:
> $ vng -v --user root --cpus 16 -- \
> make -C tools/testing/selftests TARGETS=net
> TEST_PROGS=rtnetlink_notification.sh \
> TEST_GEN_PROGS="" run_tests
> 
> Cc: Maciej Żenczykowski <maze@...gle.com>
> Cc: Lorenzo Colitti <lorenzo@...gle.com>
> Signed-off-by: Yuyang Huang <yuyanghuang@...gle.com>
> ---
> 
> Changelog since v1:
> - Remote unrelated clean up code.

Thanks for the update.

Reviewed-by: Simon Horman <horms@...nel.org>