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Date:   Thu, 07 Dec 2017 17:02:40 -0600
From:   Gratian Crisan <>
To:     Julia Cartwright <>
Cc:     Gratian Crisan <>,
        Peter Zijlstra <>,
        Thomas Gleixner <>,, Darren Hart <>,
        Ingo Molnar <>
Subject: Re: PI futexes + lock stealing woes

Julia Cartwright writes:

> 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? :)

Yep ... looks good to me. I've been running two targets with the
original reproducer for 8 hours now plus a target running the C test.
All of them are still going.

I'm going to let them run overnight to make sure but I'm going to call
it fixed.


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