From: Gleb Natapov <gleb@redhat.com>
To: Dor Laor <dor@redhat.com>
Cc: Gerd Hoffmann <ghoffman@redhat.com>,
qemu-devel <qemu-devel@nongnu.org>,
Glauber Costa <gcosta@redhat.com>
Subject: [Qemu-devel] Re: Fw: [PATCH v3 02/12] Add PV MSR to enable asynchronous page faults delivery.
Date: Wed, 6 Jan 2010 12:04:30 +0200 [thread overview]
Message-ID: <20100106100430.GE4905@redhat.com> (raw)
In-Reply-To: <4B445E7D.6080309@redhat.com>
On Wed, Jan 06, 2010 at 11:57:17AM +0200, Dor Laor wrote:
> What's missing in this patch set and in similar pvclock
> implementation is userspace activation of the features.
> This should be part of the machine description and not enabled by
> default without no control to deactivate it on a per guest basis.
>
> Gerd, since you're the qdev master, what's the best way to control it?
>
May be it should be done as other cpuid flags i.e -cpu kvm64,-kvmpvmmu,+kvmclock
--
Gleb.
next prev parent reply other threads:[~2010-01-06 10:04 UTC|newest]
Thread overview: 102+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-05 14:12 [PATCH v3 00/12] KVM: Add host swap event notifications for PV guest Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 01/12] Move kvm_smp_prepare_boot_cpu() from kvmclock.c to kvm.c Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 02/12] Add PV MSR to enable asynchronous page faults delivery Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-06 9:57 ` [Qemu-devel] Fw: " Dor Laor
2010-01-06 10:04 ` Gleb Natapov [this message]
2010-01-06 10:28 ` [Qemu-devel] " Gerd Hoffmann
2010-01-06 13:20 ` Anthony Liguori
2010-01-05 14:12 ` [PATCH v3 03/12] Add async PF initialization to PV guest Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 04/12] Add "handle page fault" PV helper Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-14 17:31 ` Peter Zijlstra
2010-01-14 17:31 ` Peter Zijlstra
2010-01-17 14:44 ` Gleb Natapov
2010-01-17 14:44 ` Gleb Natapov
2010-01-17 15:09 ` Peter Zijlstra
2010-01-17 15:09 ` Peter Zijlstra
2010-01-17 15:12 ` Gleb Natapov
2010-01-17 15:12 ` Gleb Natapov
2010-01-18 9:53 ` Andi Kleen
2010-01-18 9:53 ` Andi Kleen
2010-01-18 8:34 ` H. Peter Anvin
2010-01-18 8:34 ` H. Peter Anvin
2010-01-18 8:50 ` Gleb Natapov
2010-01-18 8:50 ` Gleb Natapov
2010-01-19 1:53 ` H. Peter Anvin
2010-01-19 1:53 ` H. Peter Anvin
2010-01-19 6:55 ` Gleb Natapov
2010-01-19 6:55 ` Gleb Natapov
2010-01-19 17:03 ` H. Peter Anvin
2010-01-19 17:03 ` H. Peter Anvin
2010-01-19 17:44 ` Gleb Natapov
2010-01-19 17:44 ` Gleb Natapov
2010-01-19 20:10 ` H. Peter Anvin
2010-01-19 20:10 ` H. Peter Anvin
2010-01-20 10:02 ` Gleb Natapov
2010-01-20 10:02 ` Gleb Natapov
2010-01-20 12:00 ` Avi Kivity
2010-01-20 12:00 ` Avi Kivity
2010-01-20 17:18 ` Rik van Riel
2010-01-20 17:18 ` Rik van Riel
2010-01-21 8:56 ` Avi Kivity
2010-01-21 8:56 ` Avi Kivity
2010-01-20 18:45 ` H. Peter Anvin
2010-01-20 18:45 ` H. Peter Anvin
2010-01-21 8:58 ` Avi Kivity
2010-01-21 8:58 ` Avi Kivity
2010-01-20 17:43 ` H. Peter Anvin
2010-01-20 17:43 ` H. Peter Anvin
2010-01-21 9:02 ` Avi Kivity
2010-01-21 9:02 ` Avi Kivity
2010-01-21 9:04 ` Gleb Natapov
2010-01-21 9:04 ` Gleb Natapov
2010-01-21 9:05 ` Avi Kivity
2010-01-21 9:05 ` Avi Kivity
2010-01-21 15:47 ` H. Peter Anvin
2010-01-21 15:47 ` H. Peter Anvin
2010-01-22 7:25 ` Gleb Natapov
2010-01-22 7:25 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 05/12] Export __get_user_pages_fast Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-17 15:46 ` Christoph Hellwig
2010-01-17 15:46 ` Christoph Hellwig
2010-01-05 14:12 ` [PATCH v3 06/12] Add get_user_pages() variant that fails if major fault is required Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-17 15:43 ` Christoph Hellwig
2010-01-17 15:43 ` Christoph Hellwig
2010-01-05 14:12 ` [PATCH v3 07/12] Maintain memslot version number Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 08/12] Inject asynchronous page fault into a guest if page is swapped out Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 09/12] Retry fault before vmentry Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 10/12] Handle async PF in non preemptable context Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 11/12] Let host know whether the guest can handle async PF in non-userspace context Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 14:12 ` [PATCH v3 12/12] Send async PF when guest is not in userspace too Gleb Natapov
2010-01-05 14:12 ` Gleb Natapov
2010-01-05 15:05 ` [PATCH v3 00/12] KVM: Add host swap event notifications for PV guest Jun Koi
2010-01-05 15:05 ` Jun Koi
2010-01-05 15:59 ` Rik van Riel
2010-01-05 15:59 ` Rik van Riel
2010-01-05 16:04 ` Avi Kivity
2010-01-05 16:04 ` Avi Kivity
2010-01-06 10:17 ` Jun Koi
2010-01-06 10:17 ` Jun Koi
2010-01-06 10:21 ` Gleb Natapov
2010-01-06 10:21 ` Gleb Natapov
2010-01-08 16:18 ` Marcelo Tosatti
2010-01-08 16:18 ` Marcelo Tosatti
2010-01-08 16:47 ` Gleb Natapov
2010-01-08 16:47 ` Gleb Natapov
2010-01-08 19:24 ` Rik van Riel
2010-01-08 19:24 ` Rik van Riel
2010-01-08 19:30 ` Bryan Donlan
2010-01-08 19:30 ` Bryan Donlan
2010-01-08 19:55 ` Rik van Riel
2010-01-08 19:55 ` Rik van Riel
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