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Date: Fri, 10 Mar 2023 00:09:43 -0800
From: Christoph Hellwig <hch@infradead.org>
To: John Moon <quic_johmoo@quicinc.com>
Cc: Masahiro Yamada <masahiroy@kernel.org>,
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Subject: Re: [PATCH v2 0/2] Validating UAPI backwards compatibility
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On Tue, Feb 28, 2023 at 11:54:00PM -0800, John Moon wrote:
> Our goal is to add tooling for vendor driver developers because the
> upstream model of expert maintainer code review can be difficult to
> replicate in-house. Tools may help developers catch simple UAPI
> incompatibilities that could be easily overlooked by in-house review.

Why would this matter in any way for the kernel?  If you tool is useful
for in-kernel usage it should be added to the tree and documented as
such, but ouf of tree crap simply does not matter.