From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: [PATCH v8 01/10] qspinlock: A generic 4-byte queue spinlock implementation Date: Fri, 4 Apr 2014 19:53:35 +0200 Message-ID: <20140404175335.GA25949@gmail.com> References: <1396445259-27670-1-git-send-email-Waiman.Long@hp.com> <1396445259-27670-2-git-send-email-Waiman.Long@hp.com> <20140404130012.GE10526@twins.programming.kicks-ass.net> <533EC8BD.8080601@hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <533EC8BD.8080601@hp.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Waiman Long Cc: x86@kernel.org, Gleb Natapov , Peter Zijlstra , virtualization@lists.linux-foundation.org, "H. Peter Anvin" , linux-arch@vger.kernel.org, kvm@vger.kernel.org, Raghavendra K T , Ingo Molnar , xen-devel@lists.xenproject.org, "Paul E. McKenney" , Rik van Riel , Konrad Rzeszutek Wilk , Scott J Norton , Paolo Bonzini , Oleg Nesterov , Thomas Gleixner , Aswin Chandramouleeswaran , Chegu Vinod , linux-kernel@vger.kernel.org, David Vrabel , Linus Torvalds List-Id: linux-arch.vger.kernel.org * Waiman Long wrote: > On 04/04/2014 09:00 AM, Peter Zijlstra wrote: > > > > So I'm just not ever going to pick up this patch; I spend a week > > trying to reverse engineer this; I posted a 7 patch series > > creating the equivalent, but in a gradual and readable fashion: > > > > http://lkml.kernel.org/r/20140310154236.038181843@infradead.org > > > > You keep on ignoring that; I'll keep on ignoring your patches. > > > > I might at some point rewrite some of your pv stuff on top to get > > this moving again, but I'm not really motivated to work with you > > atm. > > Peter, I am sorry that I have focused recently on making the > qspinlock patch works with virtualization and it is easier for me to > based off on my patch initially. Now the PV part is almost done, I > will apply them on top of your patch. Hopefully, I will get a new > patch out sometime next week. Note that it's not "a patch" that PeterZ posted, but a series of 7 finegrained patches, each properly documented and commented. Please preserve that work, build on top of it, and don't just ignore it! Thanks, Ingo From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f173.google.com ([209.85.212.173]:53937 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753184AbaDDRxl (ORCPT ); Fri, 4 Apr 2014 13:53:41 -0400 Date: Fri, 4 Apr 2014 19:53:35 +0200 From: Ingo Molnar Subject: Re: [PATCH v8 01/10] qspinlock: A generic 4-byte queue spinlock implementation Message-ID: <20140404175335.GA25949@gmail.com> References: <1396445259-27670-1-git-send-email-Waiman.Long@hp.com> <1396445259-27670-2-git-send-email-Waiman.Long@hp.com> <20140404130012.GE10526@twins.programming.kicks-ass.net> <533EC8BD.8080601@hp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <533EC8BD.8080601@hp.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Waiman Long Cc: Peter Zijlstra , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , linux-arch@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, xen-devel@lists.xenproject.org, kvm@vger.kernel.org, Paolo Bonzini , Konrad Rzeszutek Wilk , "Paul E. McKenney" , Rik van Riel , Linus Torvalds , Raghavendra K T , David Vrabel , Oleg Nesterov , Gleb Natapov , Aswin Chandramouleeswaran , Scott J Norton , Chegu Vinod Message-ID: <20140404175335.UOd4HZc92fIkUXc641Pk64A2jnqIFJf-eoIfrrN2yFY@z> * Waiman Long wrote: > On 04/04/2014 09:00 AM, Peter Zijlstra wrote: > > > > So I'm just not ever going to pick up this patch; I spend a week > > trying to reverse engineer this; I posted a 7 patch series > > creating the equivalent, but in a gradual and readable fashion: > > > > http://lkml.kernel.org/r/20140310154236.038181843@infradead.org > > > > You keep on ignoring that; I'll keep on ignoring your patches. > > > > I might at some point rewrite some of your pv stuff on top to get > > this moving again, but I'm not really motivated to work with you > > atm. > > Peter, I am sorry that I have focused recently on making the > qspinlock patch works with virtualization and it is easier for me to > based off on my patch initially. Now the PV part is almost done, I > will apply them on top of your patch. Hopefully, I will get a new > patch out sometime next week. Note that it's not "a patch" that PeterZ posted, but a series of 7 finegrained patches, each properly documented and commented. Please preserve that work, build on top of it, and don't just ignore it! Thanks, Ingo