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Date: Fri, 18 May 2018 13:38:18 -0400
From: Kent Overstreet <kent.overstreet@gmail.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
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Subject: Re: [PATCH 06/10] Generic radix trees
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On Fri, May 18, 2018 at 09:02:03AM -0700, Christoph Hellwig wrote:
> Completely lacks any explanation, including why this should be
> in lib/.  Also should come in the same series with actual users
> of the infrastructure.

Also in the cover letter...

 * Generic radix trees

 This is a very simple radix tree implementation that can store types of
 arbitrary size, not just pointers/unsigned long. It could probably replace
 flex arrays.