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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

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,
	aliceryhl@...gle.com,
	andrewjballance@...il.com,
	benno.lossin@...ton.me,
	bjorn3_gh@...tonmail.com,
	boqun.feng@...il.com,
	brauner@...nel.org,
	dakr@...nel.org,
	dingxiangfei2009@...il.com,
	gary@...yguo.net,
	gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org,
	maple-tree@...ts.infradead.org,
	ojeda@...nel.org,
	rust-for-linux@...r.kernel.org,
	tmgross@...ch.edu,
	wedsonaf@...il.com
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?