From: Waiman Long <waiman.long@hp.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>,
Peter Zijlstra <peterz@infradead.org>,
virtualization@lists.linux-foundation.org,
Marcos Matsunaga <Marcos.Matsunaga@oracle.com>,
Andi Kleen <andi@firstfloor.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Michel Lespinasse <walken@google.com>,
Alok Kataria <akataria@vmware.com>,
linux-arch@vger.kernel.org, x86@kernel.org,
Ingo Molnar <mingo@redhat.com>,
Scott J Norton <scott.norton@hp.com>,
xen-devel@lists.xenproject.org,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Alexander Fyodorov <halcy@yandex.ru>,
Arnd Bergmann <arnd@arndb.de>,
Daniel J Blueman <daniel@numascale.com>,
Rusty Russell <rusty@rustcorp.com.au>,
Oleg Nesterov <oleg@redhat.com>,
Steven Rostedt <rostedt@goodmis.org>,
Chris Wright <chrisw@sous-sol.org>,
George Spelvin <linux@horizon.com>,
Thomas Gleixner <tglx@linutro>
Subject: Re: [PATCH v5 0/8] qspinlock: a 4-byte queue spinlock with PV support
Date: Fri, 28 Feb 2014 11:56:14 -0500 [thread overview]
Message-ID: <5310BFAE.1080003__6654.36117346889$1393606679$gmane$org@hp.com> (raw)
In-Reply-To: <20140226170041.GA20775@phenom.dumpdata.com>
On 02/26/2014 12:00 PM, Konrad Rzeszutek Wilk wrote:
> On Wed, Feb 26, 2014 at 10:14:20AM -0500, Waiman Long wrote:
> It should be fairly easy. You just need to implement the kick right?
> An IPI should be all that is needed - look in xen_unlock_kick. The
> rest of the spinlock code is all generic that is shared between
> KVM, Xen and baremetal.
>
> You should be able to run all of this under an HVM guests as well - as
> in you don't need a pure PV guest to use the PV ticketlocks.
>
> An easy way to install/run this is to install your latest distro,
> do 'yum install xen' or 'apt-get install xen'. Reboot and you
> are under Xen. Launch guests, etc with your favorite virtualization
> toolstack.
Thank for the tip. I will try that out.
-Longman
next prev parent reply other threads:[~2014-02-28 16:56 UTC|newest]
Thread overview: 122+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-26 15:14 [PATCH v5 0/8] qspinlock: a 4-byte queue spinlock with PV support Waiman Long
2014-02-26 15:14 ` [PATCH v5 1/8] qspinlock: Introducing a 4-byte queue spinlock implementation Waiman Long
2014-02-26 16:22 ` Peter Zijlstra
2014-02-26 16:22 ` Peter Zijlstra
2014-02-27 20:25 ` Waiman Long
2014-02-27 20:25 ` Waiman Long
2014-02-26 16:24 ` Peter Zijlstra
2014-02-26 16:24 ` Peter Zijlstra
2014-02-27 20:25 ` Waiman Long
2014-02-27 20:25 ` Waiman Long
2014-02-26 15:14 ` Waiman Long
2014-02-26 15:14 ` [PATCH v5 2/8] qspinlock, x86: Enable x86-64 to use queue spinlock Waiman Long
2014-02-26 15:14 ` Waiman Long
2014-02-26 15:14 ` [PATCH v5 3/8] qspinlock, x86: Add x86 specific optimization for 2 contending tasks Waiman Long
2014-02-26 16:20 ` Peter Zijlstra
2014-02-26 16:20 ` Peter Zijlstra
2014-02-27 20:42 ` Waiman Long
2014-02-28 9:29 ` Peter Zijlstra
2014-02-28 9:29 ` Peter Zijlstra
2014-02-28 16:25 ` Linus Torvalds
2014-02-28 17:37 ` Peter Zijlstra
2014-02-28 17:37 ` Peter Zijlstra
2014-02-28 16:25 ` Linus Torvalds
2014-02-28 16:38 ` Waiman Long
2014-02-28 16:38 ` Waiman Long
2014-02-28 17:56 ` Peter Zijlstra
2014-02-28 17:56 ` Peter Zijlstra
2014-03-03 17:43 ` Peter Zijlstra
2014-03-03 17:43 ` Peter Zijlstra
2014-03-04 15:27 ` Waiman Long
2014-03-04 15:27 ` Waiman Long
2014-03-04 16:58 ` Peter Zijlstra
2014-03-04 18:09 ` Peter Zijlstra
2014-03-04 18:09 ` Peter Zijlstra
2014-03-04 16:58 ` Peter Zijlstra
2014-03-04 17:48 ` Waiman Long
2014-03-04 17:48 ` Waiman Long
2014-03-04 22:40 ` Peter Zijlstra
2014-03-05 20:59 ` Peter Zijlstra
2014-03-05 20:59 ` Peter Zijlstra
2014-03-04 22:40 ` Peter Zijlstra
2014-02-27 20:42 ` Waiman Long
2014-02-26 15:14 ` Waiman Long
2014-02-26 15:14 ` [PATCH RFC v5 4/8] pvqspinlock, x86: Allow unfair spinlock in a real PV environment Waiman Long
2014-02-26 15:14 ` Waiman Long
2014-02-26 17:07 ` Konrad Rzeszutek Wilk
2014-02-28 17:06 ` Waiman Long
2014-02-28 17:06 ` Waiman Long
2014-03-03 10:55 ` Paolo Bonzini
2014-03-04 15:15 ` Waiman Long
2014-03-04 15:15 ` Waiman Long
2014-03-04 15:23 ` Paolo Bonzini
2014-03-04 15:23 ` Paolo Bonzini
2014-03-04 15:39 ` David Vrabel
2014-03-04 15:39 ` David Vrabel
2014-03-04 17:50 ` Raghavendra K T
2014-03-04 17:50 ` Raghavendra K T
2014-03-03 10:55 ` Paolo Bonzini
2014-02-26 17:07 ` Konrad Rzeszutek Wilk
2014-02-27 12:28 ` David Vrabel
2014-02-27 19:40 ` Waiman Long
2014-02-27 19:40 ` Waiman Long
2014-02-27 12:28 ` David Vrabel
2014-02-26 15:14 ` [PATCH RFC v5 5/8] pvqspinlock, x86: Enable unfair queue spinlock in a KVM guest Waiman Long
2014-02-26 15:14 ` Waiman Long
2014-02-26 17:08 ` Konrad Rzeszutek Wilk
2014-02-26 17:08 ` Konrad Rzeszutek Wilk
2014-02-28 17:08 ` Waiman Long
2014-02-28 17:08 ` Waiman Long
2014-02-27 9:41 ` Paolo Bonzini
2014-02-27 19:05 ` Waiman Long
2014-02-27 19:05 ` Waiman Long
2014-02-27 9:41 ` Paolo Bonzini
2014-02-27 10:40 ` Raghavendra K T
2014-02-27 10:40 ` Raghavendra K T
2014-02-27 19:12 ` Waiman Long
2014-02-27 19:12 ` Waiman Long
2014-02-26 15:14 ` [PATCH RFC v5 6/8] pvqspinlock, x86: Rename paravirt_ticketlocks_enabled Waiman Long
2014-02-26 15:14 ` Waiman Long
2014-02-26 15:14 ` [PATCH RFC v5 7/8] pvqspinlock, x86: Add qspinlock para-virtualization support Waiman Long
2014-02-26 17:54 ` Konrad Rzeszutek Wilk
2014-02-26 17:54 ` Konrad Rzeszutek Wilk
2014-02-27 12:11 ` David Vrabel
2014-02-27 13:11 ` Paolo Bonzini
2014-02-27 14:18 ` David Vrabel
2014-02-27 14:18 ` David Vrabel
2014-02-27 14:45 ` Paolo Bonzini
2014-02-27 15:22 ` Raghavendra K T
2014-02-27 15:50 ` Paolo Bonzini
2014-02-27 15:50 ` Paolo Bonzini
2014-03-03 11:06 ` [Xen-devel] " David Vrabel
2014-03-03 11:06 ` David Vrabel
2014-02-27 20:50 ` Waiman Long
2014-02-27 20:50 ` Waiman Long
2014-02-27 15:22 ` Raghavendra K T
2014-02-27 19:42 ` Waiman Long
2014-02-27 19:42 ` Waiman Long
2014-02-27 14:45 ` Paolo Bonzini
2014-02-27 13:11 ` Paolo Bonzini
2014-02-27 12:11 ` David Vrabel
2014-02-26 15:14 ` Waiman Long
2014-02-26 15:14 ` [PATCH RFC v5 8/8] pvqspinlock, x86: Enable KVM to use qspinlock's PV support Waiman Long
2014-02-26 15:14 ` Waiman Long
2014-02-27 9:31 ` Paolo Bonzini
2014-02-27 9:31 ` Paolo Bonzini
2014-02-27 18:36 ` Waiman Long
2014-02-27 18:36 ` Waiman Long
2014-02-26 17:00 ` [PATCH v5 0/8] qspinlock: a 4-byte queue spinlock with " Konrad Rzeszutek Wilk
2014-02-28 16:56 ` Waiman Long
2014-02-28 16:56 ` Waiman Long [this message]
2014-02-26 17:00 ` Konrad Rzeszutek Wilk
2014-02-26 22:26 ` Paul E. McKenney
2014-02-26 22:26 ` Paul E. McKenney
-- strict thread matches above, loose matches on Subject: below --
2014-02-27 4:32 Waiman Long
2014-02-27 8:37 ` Peter Zijlstra
2014-02-27 8:37 ` Peter Zijlstra
2014-02-27 8:37 ` Peter Zijlstra
2014-02-27 18:25 ` Waiman Long
2014-02-27 18:25 ` Waiman Long
2014-02-27 18:25 ` Waiman Long
2014-02-27 4:32 Waiman Long
2014-02-26 15:14 Waiman Long
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