linux-kernel - Re: [RFC PATCH] ulist: generic data structure to build unique lists

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: <4EAFA19E.5080208@gmx.net>
Date:	Tue, 01 Nov 2011 08:37:02 +0100
From:	Arne Jansen <sensille@....net>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH] ulist: generic data structure to build unique lists

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On 12.10.2011 01:37, Andrew Morton wrote:
> 
> Generally, I really do ask that you provide us a complete description
> of what this utility is supposed to do.  Once that is understood we can
> then start to determine why none of the existing container helpers were
> suitable, and were not capable of being modified to be suitable.

Thanks for your kind comments. I sent an updated version to the list
accordingly. Please let me know if the documentation is good enough
and shows the purpose clearly.

> 
> For example, from a quick squint at the code I'm wondering why
> flex_array was unsuitable.
> 

ulist is currently implemented as an array, but this is not the way
to go to scale to larger lists. I'd rather switch to using rbtrees
over a certain threshold and will do so as soon as we settle on
putting it in lib/ instead of burying it inside fs/btrfs.

- -Arne
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.10 (GNU/Linux)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/
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=GHYG
-----END PGP SIGNATURE-----
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/