netdev - Re: [PATCH net-next v2 7/7] selftests: net: Add IPv6 support to netconsole basic tests

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Message-ID: <20250704135503.GU41770@horms.kernel.org>
Date: Fri, 4 Jul 2025 14:55:03 +0100
From: Simon Horman <horms@...nel.org>
To: Breno Leitao <leitao@...ian.org>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Andrew Lunn <andrew+netdev@...n.ch>, Shuah Khan <shuah@...nel.org>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-kselftest@...r.kernel.org, kernel-team@...a.com
Subject: Re: [PATCH net-next v2 7/7] selftests: net: Add IPv6 support to
 netconsole basic tests

On Wed, Jul 02, 2025 at 03:06:39AM -0700, Breno Leitao wrote:
> Add IPv6 support to the netconsole basic functionality tests by:
> 
> - Introducing separate IPv4 and IPv6 address variables (SRCIP4/SRCIP6,
>   DSTIP4/DSTIP6) to replace the single SRCIP/DSTIP variables
> - Adding select_ipv4_or_ipv6() function to choose protocol version
> - Updating socat configuration to use UDP6-LISTEN for IPv6 tests
> - Adding wait_for_port() wrapper to handle protocol-specific port waiting
> - Expanding test matrix to run both basic and extended formats against
>   both IPv4 and IPv6 protocols
> - Improving cleanup to kill any remaining socat processes
> - Adding sleep delays for better IPv6 packet handling reliability
> 
> The test now validates netconsole functionality across both IP versions,
> improving test coverage for dual-stack network environments.
> 
> This test would avoid the regression fixed by commit f59902070269 ("net:
> netpoll: Initialize UDP checksum field before checksumming")
> 
> Signed-off-by: Breno Leitao <leitao@...ian.org>

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