linux-kernel - Re: [PATCH net 10/10] selftests: mptcp: explicitly trigger the listener diag code-path

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Date: Mon, 26 Feb 2024 17:58:06 +0000
From: Simon Horman <horms@...nel.org>
To: "Matthieu Baerts (NGI0)" <matttbe@...nel.org>
Cc: mptcp@...ts.linux.dev, Mat Martineau <martineau@...nel.org>,
	Geliang Tang <geliang@...nel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Florian Westphal <fw@...len.de>,
	Kishen Maloor <kishen.maloor@...el.com>,
	Shuah Khan <shuah@...nel.org>,
	Peter Krystad <peter.krystad@...ux.intel.com>,
	Christoph Paasch <cpaasch@...le.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH net 10/10] selftests: mptcp: explicitly trigger the
 listener diag code-path

On Fri, Feb 23, 2024 at 05:14:20PM +0100, Matthieu Baerts (NGI0) wrote:
> From: Paolo Abeni <pabeni@...hat.com>
> 
> The mptcp diag interface already experienced a few locking bugs
> that lockdep and appropriate coverage have detected in advance.
> 
> Let's add a test-case triggering the relevant code path, to prevent
> similar issues in the future.
> 
> Be careful to cope with very slow environments.
> 
> Note that we don't need an explicit timeout on the mptcp_connect
> subprocess to cope with eventual bug/hang-up as the final cleanup
> terminating the child processes will take care of that.
> 
> Signed-off-by: Paolo Abeni <pabeni@...hat.com>
> Reviewed-by: Matthieu Baerts (NGI0) <matttbe@...nel.org>
> Signed-off-by: Matthieu Baerts (NGI0) <matttbe@...nel.org>

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