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	Fri, 01 May 2026 08:42:54 +0000
Date: Fri, 1 May 2026 01:42:47 -0700
From: Breno Leitao <leitao@debian.org>
To: hawk@kernel.org
Cc: netdev@vger.kernel.org, kernel-team@cloudflare.com, 
	Jonas =?utf-8?B?S8O2cHBlbGVy?= <j.koeppeler@tu-berlin.de>, "David S. Miller" <davem@davemloft.net>, 
	Eric Dumazet <edumazet@google.com>, Jakub Kicinski <kuba@kernel.org>, 
	Paolo Abeni <pabeni@redhat.com>, Simon Horman <horms@kernel.org>, Shuah Khan <shuah@kernel.org>, 
	linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org
Subject: Re: [PATCH net-next v3 5/5] selftests: net: add veth BQL stress test
Message-ID: <afRnXhsNMBRJ0LdB@gmail.com>
References: <20260429172036.1028526-1-hawk@kernel.org>
 <20260429172036.1028526-6-hawk@kernel.org>
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In-Reply-To: <20260429172036.1028526-6-hawk@kernel.org>
X-Debian-User: leitao

On Wed, Apr 29, 2026 at 07:20:32PM +0200, hawk@kernel.org wrote:
> +compile_tools() {
> +    echo "--- Compiling UDP flood tool ---"
> +cat > "$TMPDIR"/udp_flood.c << 'CEOF'

The biggest structural issue: the test ships ~250 lines of C source as
heredocs and shells out to gcc at runtime to build them. This is not
how selftests normally work.