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Message-id: <CAJocwcf0oykyLv4B22pBf1A3H7+Cs6qu0vmTWp46Z=KwrTkXyQ@mail.gmail.com>
Date: Sun, 02 Jun 2013 09:20:34 -0700
From: Jiannan Ouyang <ouyang@...pitt.edu>
To: Gleb Natapov <gleb@...hat.com>
Cc: Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>,
Ingo Molnar <mingo@...hat.com>,
Jeremy Fitzhardinge <jeremy@...p.org>, x86@...nel.org,
konrad.wilk@...cle.com, "H. Peter Anvin" <hpa@...or.com>,
pbonzini@...hat.com, linux-doc@...r.kernel.org,
"Andrew M. Theurer" <habanero@...ux.vnet.ibm.com>,
xen-devel@...ts.xensource.com,
Peter Zijlstra <peterz@...radead.org>,
Marcelo Tosatti <mtosatti@...hat.com>,
stefano.stabellini@...citrix.com, andi@...stfloor.org,
attilio.rao@...rix.com, Jiannan Ouyang <ouyang@...pitt.edu>,
gregkh@...e.de, agraf@...e.de, chegu vinod <chegu_vinod@...com>,
torvalds@...ux-foundation.org, Avi Kivity <avi.kivity@...il.com>,
Thomas Gleixner <tglx@...utronix.de>,
KVM <kvm@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>,
stephan.diestelhorst@....com, Rik van Riel <riel@...hat.com>,
Andrew Jones <drjones@...hat.com>,
virtualization@...ts.linux-foundation.org,
Srivatsa Vaddagiri <srivatsa.vaddagiri@...il.com>
Subject: Re: [PATCH RFC V9 0/19] Paravirtualized ticket spinlocks
On Sun, Jun 2, 2013 at 1:07 AM, Gleb Natapov <gleb@...hat.com> wrote:
> High level question here. We have a big hope for "Preemptable Ticket
> Spinlock" patch series by Jiannan Ouyang to solve most, if not all,
> ticketing spinlocks in overcommit scenarios problem without need for PV.
> So how this patch series compares with his patches on PLE enabled processors?
>
No experiment results yet.
An error is reported on a 20 core VM. I'm during an internship
relocation, and will start work on it next week.
--
Jiannan
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