linux-kernel - Re: [RFC PATCH 2/2] rust: add maple tree abstractions

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Message-ID: <20250407200250.1671534-1-andrewjballance@gmail.com>
Date: Mon,  7 Apr 2025 15:02:50 -0500
From: Andrew Ballance <andrewjballance@...il.com>
To: liam.howlett@...cle.com
Cc: a.hindborg@...nel.org,
	akpm@...ux-foundation.org,
	alex.gaynor@...il.com,
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	maple-tree@...ts.infradead.org,
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Subject: Re: [RFC PATCH 2/2] rust: add maple tree abstractions

On Mon, Apr 07, 2025 at 09:59:21AM -0400, Liam R. Howlett wrote:
> * Andrew Ballance <andrewjballance@...il.com> [250405 02:03]:
> > maple trees are sparse array like data structure that maps
> > non-overlapping ranges to pointers.
> 
> Why do you think the maple tree is a spare array like data structure?
> 

I called the maple tree "sparse array like" because indexes that have
no entry map to null and there can be gaps between ranges. I did not
mean to imply that a maple tree was literally a sparse array. 

Would you like me to reword this?