linux-kernel - Re: [RFC/REFACT] Refactoring and significantly reducing code complexity

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

Message-ID: <ZRZk6tC6j1FtW3uY@gauss3.secunet.de>
Date:   Fri, 29 Sep 2023 07:47:22 +0200
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     Wang Jinchao <wangjinchao@...sion.com>
CC:     Daniel Jordan <daniel.m.jordan@...cle.com>,
        <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <stone.xulei@...sion.com>
Subject: Re: [RFC/REFACT] Refactoring and significantly reducing code
 complexity

On Thu, Sep 28, 2023 at 04:53:38PM +0800, Wang Jinchao wrote:
> This is a refactored version with the following main changes:
> 
> - The parallel workqueue no longer uses the WQ_UNBOUND attribute
> - Removal of CPU-related logic, sysfs-related interfaces
> - removal of structures like padata_cpumask, and deletion of parallel_data
> - Using completion to maintain sequencing
> - no longer using lists
> - removing structures like padata_list and padata_serial_queue
> - Removal of padata_do_serial()

This removes all the logic that is needed to ensure that
the parallelized objects return in the same order as
they were before the parallelization. This change makes
padata unusable for networking.