linux-kernel - Re: [PATCH 00/13] selftests: Fix problems seen when building with -Werror

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Message-ID: <20251204082754.66daa1c3@kernel.org>
Date: Thu, 4 Dec 2025 08:27:54 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Guenter Roeck <linux@...ck-us.net>
Cc: Shuah Khan <shuah@...nel.org>, Christian Brauner <brauner@...nel.org>,
 Elizabeth Figura <zfigura@...eweavers.com>, Thomas Gleixner
 <tglx@...utronix.de>, Eric Dumazet <edumazet@...gle.com>, Kees Cook
 <kees@...nel.org>, linux-kernel@...r.kernel.org,
 linux-kselftest@...r.kernel.org, wine-devel@...ehq.org,
 netdev@...r.kernel.org, bpf@...r.kernel.org
Subject: Re: [PATCH 00/13] selftests: Fix problems seen when building with
 -Werror

On Thu,  4 Dec 2025 08:17:14 -0800 Guenter Roeck wrote:
> This series fixes build errors observed when trying to build selftests
> with -Werror.

If your intention is to make -Werror the default please stop.
Defaulting WERROR to enabled is one of the silliest things we have done
in recent past.

People will try to use new compilers on a kernel after it has already
been released. Not being able to build the kernel because of some false
positive warning in another subsystem is so annoying :|