linux-kernel - Re: [PATCH] Documentation: coding-style: don't encourage WARN*()

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Date: Thu, 18 Apr 2024 10:12:06 -0700
From: Kees Cook <keescook@...omium.org>
To: Eric Biggers <ebiggers@...nel.org>
Cc: Alex Elder <elder@...aro.org>, corbet@....net,
	gregkh@...uxfoundation.org, workflows@...r.kernel.org,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Documentation: coding-style: don't encourage WARN*()

On Thu, Apr 18, 2024 at 09:14:30AM -0700, Eric Biggers wrote:
> Also, it's not true that "Android" sets this option.  It might be the case that
> some individual Android OEMs have decided to use it for some reason (they do
> have the ability to customize their kernel command line, after all).  It's
> certainly not used by default or even recommended.

Ah yes, you are right. I had misremembered; last I looked Android uses
of CONFIG_UBSAN_TRAP=y, which has a similar affect (effectively promoting
warning into bug) for UBSAN checks.

-- 
Kees Cook