linux-kernel - Re: [PATCH V2 00/10] unify the interface of the proportional-share policy in blkio/io

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 for Android: free password hash cracker in your pocket

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

Message-ID: <20181227234144.GE2509588@devbig004.ftw2.facebook.com>
Date:   Thu, 27 Dec 2018 15:41:44 -0800
From:   Tejun Heo <tj@...nel.org>
To:     Paolo Valente <paolo.valente@...aro.org>
Cc:     bfq-iosched@...glegroups.com,
        Angelo Ruocco <angelo.ruocco.90@...il.com>,
        Jens Axboe <axboe@...nel.dk>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Li Zefan <lizefan@...wei.com>,
        Angelo Ruocco <angeloruocco90@...il.com>,
        Dennis Zhou <dennis@...nel.org>,
        Josef Bacik <josef@...icpanda.com>,
        Liu Bo <bo.liu@...ux.alibaba.com>,
        Bart Van Assche <bvanassche@....org>,
        Johannes Weiner <hannes@...xchg.org>,
        linux-block <linux-block@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>, broonie@...nel.org,
        oleksandr@...alenko.name, cgroups@...r.kernel.org,
        linux-doc@...r.kernel.org, Jonathan Corbet <corbet@....net>
Subject: Re: [PATCH V2 00/10] unify the interface of the proportional-share
 policy in blkio/io

Hello, Paolo.

On Sun, Dec 23, 2018 at 12:00:14PM +0100, Paolo Valente wrote:
> 4.21 is coming ...  and the legacy proportional share interface will
> be gone with cfq.  This will break legacy code using the
> proportional-share interface on top of bfq.  This code may just fail
> when trying to use interface files that don't exist any longer.

Sounds like inheriting .cfq namespace would be the easiest.  Would
that work?

Thanks.

-- 
tejun