linux-kernel - Re: PI futexes + lock stealing woes

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: <20171207195052.GG18445@jcartwri.amer.corp.natinst.com>
Date:   Thu, 7 Dec 2017 13:50:52 -0600
From:   Julia Cartwright <julia@...com>
To:     Gratian Crisan <gratian.crisan@...com>
CC:     Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        <linux-kernel@...r.kernel.org>, Darren Hart <dvhart@...radead.org>,
        Ingo Molnar <mingo@...hat.com>
Subject: Re: PI futexes + lock stealing woes

On Thu, Dec 07, 2017 at 08:57:59AM -0600, Gratian Crisan wrote:
> 
> Peter Zijlstra writes:
> > The below compiles and boots, but is otherwise untested. Could you give
> > it a spin?
> 
> Thank you! Yes, I'll start a test now.

I gave it a spin with my minimal reproducing case w/ the strategic
msleep().  Previously, I could reproduce it in less than a minute in
that setup; now it's been running for a couple hours.  So ... looks
good? :)

Thanks,
   Julia