Re: [Qemu-devel] [ANNOUNCE] OSv, an new operating system for the cloud, v0.01

2013-09-18 Thread Dor Laor
On Wed, Sep 18, 2013 at 3:43 PM, Zhi Yong Wu zwu.ker...@gmail.com wrote: any doc that describes its archtecture or interval? You can find some of the design principles here [1] and here [2]. We're starting to make the wiki thicker too [3] The rest is documented in c++ for the moment ;) [1]

RE: [Qemu-devel] Linux Kernel to Include KVM Virtualization

2006-12-12 Thread Dor Laor
Hi, My name is Dor and I'm one of the contributors for the KVM. Ricardo Almeida wrote: Hi, Just saw this on slashdot (http://linux.slashdot.org/article.pl?sid=06/12/12/0135240). From the news: In a fashion comparable to that of Xen a modified QEMU is used for the supportive

[Qemu-devel] [PATCH] Upgrade the apic version_id

2007-01-25 Thread Dor Laor
to be deleted. Regards, Dor Laor. apic_saved_version_id.patch Description: apic_saved_version_id.patch ___ Qemu-devel mailing list Qemu-devel@nongnu.org http://lists.nongnu.org/mailman/listinfo/qemu-devel

RE: [Qemu-devel] QEMU/PCI shutdown event

2007-05-28 Thread Dor Laor
hi everyone! i'm programming a pci-device that includes some threads socket-connections (that allow remote debugging of my device). however, i want to cleanly shutdown all threads and sockets when qemu exits... is there an easy way of getting informed of a qemu shutdown? (something similar to

RE: [Qemu-devel] qemu + Windows NT (2000, XP, etc)

2007-06-07 Thread Dor Laor
QEMU developers: I have been using QEMU off and on for some time. Recently I had a need for a Windows XP VM to be joined to a domain. I discovered a rather annoying issue in the form of the key-grab: NT-based Microsoft operating systems make heavy use of Ctrl-Alt-Delete, i.e. to sign on, open

Re: [Qemu-devel] Re: KVM call agenda for Oct 19

2010-10-19 Thread Dor Laor
On 10/19/2010 04:11 AM, Chris Wright wrote: * Juan Quintela (quint...@redhat.com) wrote: Please send in any agenda items you are interested in covering. - 0.13.X -stable handoff - 0.14 planning - threadlet work - virtfs proposals - Live snapshots - We were asked to add this feature for

Re: [Qemu-devel] Re: KVM call agenda for Oct 19

2010-10-19 Thread Dor Laor
On 10/19/2010 02:55 PM, Avi Kivity wrote: On 10/19/2010 02:48 PM, Dor Laor wrote: On 10/19/2010 04:11 AM, Chris Wright wrote: * Juan Quintela (quint...@redhat.com) wrote: Please send in any agenda items you are interested in covering. - 0.13.X -stable handoff - 0.14 planning - threadlet

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Dor Laor
On 10/20/2010 10:21 AM, Alexander Graf wrote: On 19.10.2010, at 17:14, Chris Wright wrote: 0.13.X -stable - Anthony will send note to qemu-devel on this - move 0.13.X -stable to a separate tree - driven independently of main qemu tree - challenge is always in the porting and testing of

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Dor Laor
On 10/20/2010 03:21 PM, Anthony Liguori wrote: On 10/20/2010 08:19 AM, Daniel P. Berrange wrote: The thinking with Matahari is that there is significant overlap between agent requirements for a physical and virtual host, so it aims to provide an agent that works everywhere, whether virtualized

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Dor Laor
On 10/21/2010 03:02 PM, Anthony Liguori wrote: On 10/21/2010 02:45 AM, Paolo Bonzini wrote: On 10/21/2010 03:14 AM, Alexander Graf wrote: I agree that some agent code for basic stuff like live snapshot sync with the filesystem is small enough and worth to host within qemu. Maybe we do need

Re: [Qemu-devel] [PATCH] qemu-kvm: introduce cpu_start/cpu_stop commands

2010-11-23 Thread Dor Laor
On 11/23/2010 08:41 AM, Avi Kivity wrote: On 11/23/2010 01:00 AM, Anthony Liguori wrote: qemu-kvm vcpu threads don't response to SIGSTOP/SIGCONT. Instead of teaching them to respond to these signals, introduce monitor commands that stop and start individual vcpus. The purpose of these commands

Re: [Qemu-devel] [PATCH 00/21] Kemari for KVM 0.2

2010-11-29 Thread Dor Laor
On 11/29/2010 06:23 PM, Stefan Hajnoczi wrote: On Mon, Nov 29, 2010 at 3:00 PM, Yoshiaki Tamura tamura.yoshi...@lab.ntt.co.jp wrote: 2010/11/29 Paul Brookp...@codesourcery.com: If devices incorrectly claim support for live migration, then that should also be fixed, either by removing the

[Qemu-devel] KVM call agenda for Nov 30

2010-12-01 Thread Dor Laor
Please send in any agenda items you are interested in covering. thanks, Dor

Re: [Qemu-devel] [RFC][PATCH v6 00/23] virtagent: host/guest RPC communication agent

2011-02-17 Thread Dor Laor
On 02/17/2011 10:26 AM, Jes Sorensen wrote: On 02/16/11 18:22, Michael Roth wrote: We've seen similar behavior. I think it comes down to qemu-va being linked against shared objects in the host that don't necessarily coincide with what's in the guest. It's somewhat misleading that we currently

[Qemu-devel] KVM forum 2010 presentations

2010-08-16 Thread Dor Laor
http://www.linux-kvm.org/page/KvmForum2010 Video's will follow as well (thanks Andrew). Thanks for everyone for your participation, looking forward for 2011! Dor

[Qemu-devel] Re: KVM Forum 2010: presentations online

2010-08-16 Thread Dor Laor
On 08/17/2010 12:50 AM, Chris Wright wrote: KVM Forum 2010 was quite a success, many thanks to all who participated! For those who couldn't attend, the presentations are available online now: (thanks to Andrew Cathrow for pushing them all up)

Re: [Qemu-devel] [RFC PATCH 00/20] Kemari for KVM v0.1

2010-04-25 Thread Dor Laor
On 04/23/2010 10:36 AM, Fernando Luis Vázquez Cao wrote: On 04/23/2010 02:17 PM, Yoshiaki Tamura wrote: Dor Laor wrote: [...] Second, even if it wasn't the case, the tsc delta and kvmclock are synchronized as part of the VM state so there is no use of trapping it in the middle. I should

[Qemu-devel] Re: KVM call agenda for Apr 27

2010-04-27 Thread Dor Laor
On 04/27/2010 11:14 AM, Avi Kivity wrote: On 04/27/2010 01:36 AM, Anthony Liguori wrote: A few comments: 1) The problem was not block watermark itself but generating a notification on the watermark threshold. It's a heuristic and should be implemented based on polling block stats. Polling

[Qemu-devel] Re: KVM call agenda for Apr 27

2010-04-27 Thread Dor Laor
On 04/27/2010 11:56 AM, Avi Kivity wrote: On 04/27/2010 11:48 AM, Dor Laor wrote: Here's another option: an nbd-like protocol that remotes all BlockDriver operations except read and write over a unix domain socket. The open operation returns an fd (SCM_RIGHTS strikes again) that is used

[Qemu-devel] Re: KVM call agenda for Apr 27

2010-04-27 Thread Dor Laor
On 04/27/2010 12:22 PM, Avi Kivity wrote: On 04/27/2010 12:08 PM, Dor Laor wrote: On 04/27/2010 11:56 AM, Avi Kivity wrote: On 04/27/2010 11:48 AM, Dor Laor wrote: Here's another option: an nbd-like protocol that remotes all BlockDriver operations except read and write over a unix domain

Re: [Qemu-devel] Disable PS/2 mouse

2010-06-10 Thread Dor Laor
On 06/09/2010 05:35 PM, Gerd Hoffmann wrote: Hi, with 0.12.4 it is still the case that a total idle vm takes about 6-8% of a 2.4GHz Xeon Core. I see that order of magitude too, no matter whenever usb is on or off. With older qemu and usbtablet it used to be up to 25%. Is it possible to

Re: [Qemu-devel] Spice project is now open

2009-12-11 Thread Dor Laor
On 12/12/2009 12:08 AM, Alexander Graf wrote: On 11.12.2009, at 22:13, Izik Eidus wrote: On Fri, 11 Dec 2009 14:46:55 -0600 Anthony Liguorianth...@codemonkey.ws wrote: Izik Eidus wrote: I personaly dont like mjpeg, and yes in the end of the day you can add the video streaming into vnc,

Re: [Qemu-devel] Re: Spice project is now open

2009-12-12 Thread Dor Laor
On 12/12/2009 07:40 PM, Anthony Liguori wrote: If Spice can crash a guest, that indicates to me that Spice is maintaining guest visible state. That is difficult architecturally because if we want to do something like introduce a secure sandbox for running guest visible emulation, libspice would

Re: [Qemu-devel] Re: Spice project is now open

2009-12-12 Thread Dor Laor
On 12/12/2009 09:48 PM, Izik Eidus wrote: On Sat, 12 Dec 2009 13:26:30 -0600 Anthony Liguorianth...@codemonkey.ws wrote: Izik Eidus wrote: On Sat, 12 Dec 2009 11:40:21 -0600 Anthony Liguorianth...@codemonkey.ws wrote: FWIW, I don't see any reason why Spice couldn't be made to be separate

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2009-12-21 Thread Dor Laor
On 12/21/2009 09:43 AM, Gleb Natapov wrote: On Sun, Dec 20, 2009 at 11:59:43AM -0600, Anthony Liguori wrote: Gleb Natapov wrote: Windows is a mystery box, so we can speculate as much as we want about it. If you don't like something just say it may break Windows :) Losing activation does sound

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2009-12-22 Thread Dor Laor
On 12/22/2009 12:51 AM, john cooper wrote: Dor Laor wrote: Qemu will check the required cpuid of the cpu model on the host and refuse to load otherwise. When moving to this model, migration can be simplified too since there are fewer combination, and one can choose performance over migration

[Qemu-devel] Fw: [PATCH v3 02/12] Add PV MSR to enable asynchronous page faults delivery.

2010-01-06 Thread Dor Laor
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

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-06 Thread Dor Laor
On 01/06/2010 04:32 PM, Avi Kivity wrote: On 01/06/2010 04:22 PM, Michael S. Tsirkin wrote: We can probably default -enable-kvm to -cpu host, as long as we explain very carefully that if users wish to preserve cpu features across upgrades, they can't depend on the default. Hardware upgrades or

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-07 Thread Dor Laor
On 01/06/2010 05:16 PM, Anthony Liguori wrote: On 01/06/2010 08:48 AM, Dor Laor wrote: On 01/06/2010 04:32 PM, Avi Kivity wrote: On 01/06/2010 04:22 PM, Michael S. Tsirkin wrote: We can probably default -enable-kvm to -cpu host, as long as we explain very carefully that if users wish

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-07 Thread Dor Laor
On 01/07/2010 10:18 AM, Avi Kivity wrote: On 01/07/2010 10:03 AM, Dor Laor wrote: We can debate about the exact name/model to represent the Nehalem family, I don't have an issue with that and actually Intel and Amd should define it. AMD and Intel already defined their names (in cat /proc

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-07 Thread Dor Laor
On 01/07/2010 10:24 AM, Daniel P. Berrange wrote: On Thu, Jan 07, 2010 at 10:03:28AM +0200, Dor Laor wrote: On 01/06/2010 05:16 PM, Anthony Liguori wrote: On 01/06/2010 08:48 AM, Dor Laor wrote: On 01/06/2010 04:32 PM, Avi Kivity wrote: On 01/06/2010 04:22 PM, Michael S. Tsirkin wrote: We

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-07 Thread Dor Laor
On 01/07/2010 11:24 AM, Avi Kivity wrote: On 01/07/2010 11:11 AM, Dor Laor wrote: On 01/07/2010 10:18 AM, Avi Kivity wrote: On 01/07/2010 10:03 AM, Dor Laor wrote: We can debate about the exact name/model to represent the Nehalem family, I don't have an issue with that and actually Intel

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-07 Thread Dor Laor
On 01/07/2010 01:39 PM, Anthony Liguori wrote: On 01/07/2010 03:40 AM, Dor Laor wrote: There's no simple solution except to restrict features to what was available on the first processors. What's not simple about the above 4 options? What's a better alternative (that insures users understand

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-07 Thread Dor Laor
On 01/07/2010 01:59 PM, Avi Kivity wrote: On 01/07/2010 11:40 AM, Dor Laor wrote: There's no such thing as Nehalem. Intel were ok with it. Again, you can name is corei7 or xeon34234234234, I don't care, the principle remains the same. There are several processors belonging to the Nehalem

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-07 Thread Dor Laor
On 01/07/2010 02:00 PM, Avi Kivity wrote: On 01/07/2010 01:44 PM, Dor Laor wrote: So if you had a 2.6.18 kernel and a 2.6.33 kernel, it may be necessary to say: (2.6.33) qemu -cpu Nehalem,-syscall (2.6.18) qemu -cpu Nehalem Or let qemu do it automatically for you. qemu on 2.6.33 doesn't

Re: [Qemu-devel] cpuid problem in upstream qemu with kvm

2010-01-07 Thread Dor Laor
On 01/07/2010 03:14 PM, Anthony Liguori wrote: On 01/07/2010 06:40 AM, Avi Kivity wrote: On 01/07/2010 02:33 PM, Anthony Liguori wrote: There's another option. Make cpuid information part of live migration protocol, and then support something like -cpu Xeon-3550. We would remember the exact

Re: [Qemu-devel] Re: [RFC][PATCH] performance improvement for windows guests, running on top of virtio block device

2010-01-11 Thread Dor Laor
On 01/11/2010 11:03 AM, Dor Laor wrote: On 01/11/2010 10:30 AM, Avi Kivity wrote: On 01/11/2010 09:40 AM, Vadim Rozenfeld wrote: The following patch allows us to improve Windows virtio block driver performance on small size requests. Additionally, it leads to reducing of cpu usage on write IOs

Re: [Qemu-devel] [PATCH] Add definitions for current cpu models..

2010-01-25 Thread Dor Laor
On 01/21/2010 05:05 PM, Anthony Liguori wrote: On 01/20/2010 07:18 PM, john cooper wrote: Chris Wright wrote: * Daniel P. Berrange (berra...@redhat.com) wrote: To be honest all possible naming schemes for '-cpuname' are just as unfriendly as each other. The only user friendly option is '-cpu

Re: [Qemu-devel] [PATCH] Add definitions for current cpu models..

2010-01-25 Thread Dor Laor
On 01/25/2010 04:21 PM, Anthony Liguori wrote: On 01/25/2010 03:08 AM, Dor Laor wrote: qemu-config.[ch], taking a new command line that parses the argument via QemuOpts, then passing the parsed options to a target-specific function that then builds the table of supported cpus. It should just

[Qemu-devel] [PATCH] Change the e1000 mmio addr space according to spec

2008-02-28 Thread Dor Laor
repository: /home/build/src/kvm branch: trunk commit cd5edbab7d647b81cbbf60d530068f2916658753 Author: Dor Laor [EMAIL PROTECTED] Date: Thu Feb 28 11:01:41 2008 +0200 Change the e1000 mmio addr space according to spec. According to the Intel 82540EM manual, the mmio space

Re: [Qemu-devel] High CPU Usage with Linux 2.6.24 and Windows XP Guest (but not with 2.6.23)

2008-03-08 Thread Dor Laor
On Sun, 2008-03-09 at 01:14 +, Steve Fosdick wrote: kqemu works correctly, whereas with: CONFIG_HIGH_RES_TIMERS=y the problem appears. Any idea why that causes a problem? Is it a bug? Anyway, at least for now I have a solution. Thanks for your help. While I don't know exactly

[Qemu-devel] [PATCH] Fix sci irq set when acpi timer about to wrap

2008-03-12 Thread Dor Laor
From 498f162fc9d9fb897c756273c481101a44a220de Mon Sep 17 00:00:00 2001 From: Dor Laor [EMAIL PROTECTED] Date: Thu, 13 Mar 2008 00:11:41 +0200 Subject: [PATCH] Fix sci irq set when acpi timer about to wrap. The acpi timer should generate sci irq when enabled and when bit 23 of the timer counter

Re: [Qemu-devel] [PATCH v9 0/3] virtio-console: Add support for multiple ports for generic guest-host communication

2009-10-20 Thread Dor Laor
On 10/20/2009 09:13 AM, Amit Shah wrote: Hello, This patch series fixes a few problems since the last send, mainly in the save/restore code and a few bugs shown by the automated test suite (located in a separate git repo, link below). The automated test suite and a standalone interactive test

[Qemu-devel] Re: [RFC] KVM Fault Tolerance: Kemari for KVM

2009-11-15 Thread Dor Laor
On 11/13/2009 01:48 PM, Yoshiaki Tamura wrote: Hi, Thanks for your comments! Dor Laor wrote: On 11/09/2009 05:53 AM, Fernando Luis Vázquez Cao wrote: Hi all, It has been a while coming, but we have finally started work on Kemari's port to KVM. For those not familiar with it, Kemari provides

[Qemu-devel] Live migration protocol, device features, ABIs and other beasts

2009-11-22 Thread Dor Laor
In the last couple of days we discovered some issues regarding stable ABI and the robustness of the live migration protocol. Let's just jump right into it, ordered by complexity: 1. Control *every* feature exposed to the guest by qemu cmdline: While thinking on cross version migration, and

Re: [Qemu-devel] Re: virtio: Add memory statistics reporting to the balloon driver (V3)

2009-11-23 Thread Dor Laor
On 11/23/2009 11:44 AM, Michael S. Tsirkin wrote: On Thu, Nov 19, 2009 at 09:19:05AM -0600, Adam Litke wrote: Rusty and Anthony, If I've addressed all outstanding issues, please consider this patch for inclusion. Thanks. Changes since V2: - Increase stat field size to 64 bits - Report all

[Qemu-devel] Re: Live migration protocol, device features, ABIs and other beasts

2009-11-24 Thread Dor Laor
On 11/23/2009 02:15 PM, Juan Quintela wrote: Dor Laordl...@redhat.com wrote: In the last couple of days we discovered some issues regarding stable ABI and the robustness of the live migration protocol. Let's just jump right into it, ordered by complexity: 1. Control*every* feature

Re: [Qemu-devel] Re: Live migration protocol, device features, ABIs and other beasts

2009-11-24 Thread Dor Laor
On 11/23/2009 08:28 PM, Anthony Liguori wrote: Eduardo Habkost wrote: That may be good enough for upstream Qemu, but IMO for RHEL it is not a realistic policy. If the definition of guest visible state is buggy on the current implementation, we can't drop entirely the possibility of fixing it on

Re: [Qemu-devel] [RFC PATCH 00/20] Kemari for KVM v0.1

2010-04-22 Thread Dor Laor
On 04/21/2010 08:57 AM, Yoshiaki Tamura wrote: Hi all, We have been implementing the prototype of Kemari for KVM, and we're sending this message to share what we have now and TODO lists. Hopefully, we would like to get early feedback to keep us in the right direction. Although advanced

Re: [Qemu-devel] [RFC PATCH 00/20] Kemari for KVM v0.1

2010-04-22 Thread Dor Laor
On 04/22/2010 01:35 PM, Yoshiaki Tamura wrote: Dor Laor wrote: On 04/21/2010 08:57 AM, Yoshiaki Tamura wrote: Hi all, We have been implementing the prototype of Kemari for KVM, and we're sending this message to share what we have now and TODO lists. Hopefully, we would like to get early

Re: [Qemu-devel] [RFC PATCH 00/20] Kemari for KVM v0.1

2010-04-22 Thread Dor Laor
On 04/22/2010 04:16 PM, Yoshiaki Tamura wrote: 2010/4/22 Dor Laordl...@redhat.com: On 04/22/2010 01:35 PM, Yoshiaki Tamura wrote: Dor Laor wrote: On 04/21/2010 08:57 AM, Yoshiaki Tamura wrote: Hi all, We have been implementing the prototype of Kemari for KVM, and we're sending

RE: [Qemu-devel] QEMU on windows timing problems

2007-06-21 Thread Dor Laor
Hello. I have a problem with time drifting inside the QEMU machine (running XP SP2). This is more visible as the load inside the VM increases (heavy hard-disk activity, almost 100% CPU usage). However, I need to control some actions inside the VM machine which depend on time. Any idea how I can

[Qemu-devel] RE: [kvm-devel] [PATCH] Dynamic ticks

2007-08-15 Thread Dor Laor
I like it ;) I have some comments (and a reworked patch at the end): And thanks a lot for that. Plus, in this way you change the behaviour from always try RTC under Linux to don't use RTC is dynticks is enabled. Is this what you really want? I don't know whether this is what should be

[Qemu-devel] RE: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure -take2

2007-08-19 Thread Dor Laor
I think this is a really nice and important patch set. Just a couple things: On Sun, 2007-08-19 at 00:02 +0200, Luca Tettamanti wrote: In this case the dyn-tick minimum res will be 1msec. I believe it should work ok since this is the case without any dyn-tick. Actually minimum resolution

RE: [kvm-devel] [Qemu-devel] Re: [PATCH 0/4] Rework alarm timer infrastrucure - take2

2007-08-19 Thread Dor Laor
Yes, good thinking, but this should only be done if it actually impacts something. Reducing overhead from 0.1% to 0.05% is not worthwhile if it introduces extra complexity. If the overhead is that small, why are we touching this code in the first place? Accuracy is much more important

RE: [kvm-devel] [Qemu-devel] Re: [PATCH 0/4] Rework alarmtimer infrastrucure - take2

2007-08-19 Thread Dor Laor
Paul Brook wrote: Yes, good thinking, but this should only be done if it actually impacts something. Reducing overhead from 0.1% to 0.05% is not worthwhile if it introduces extra complexity. If the overhead is that small, why are we touching this code in the first place? Insightful. A

RE: [Qemu-devel] [PATCH] Share Vmware communication port betweendevices

2007-08-21 Thread Dor Laor
Hi, Some more information about the VMware backdoor can be found at: http://chitchat.at.infoseek.co.jp/vmware/backdoor.html Are there interesting apps that make use of this? I really don't like the idea of supporting this PV protocol if we're not going to get interesting apps out of it. The

[Qemu-devel] RE: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take2

2007-08-22 Thread Dor Laor
This is QEMU, with dynticks and HPET: % time seconds usecs/call callserrors syscall -- --- --- - - - --- 52.100.002966 0 96840 clock_gettime 19.500.001110 0 37050 timer_gettime

Re: [Qemu-devel] vmmouse with Fedora-6 64bit guest

2007-09-25 Thread Dor Laor
Dan Kenigsberg wrote: Frustrated with evtouch, I wanted to try vmmouse's absolute mode, supported by Liguori's patch http://thread.gmane.org/gmane.comp.emulators.qemu/16083 . My guest has vmmouse_drv.so, and I configured its xorg.conf to load it. However, for some reason I get (EE) VMWARE(0):

Re: [Qemu-devel] qcow2 vs. image file format -- pci device

2007-10-01 Thread Dor Laor
Clemens Kolbitsch wrote: Clemens Kolbitsch wrote: hi everyone! i have a strange problem (at least to me it seems strange :-) ): i have implemented a pci device (Network IC) and it works just fine when using a standard image. however i now want to support snapshotting... i started to

Re: [Qemu-devel] QEMU/MIPS dyntick kernel

2007-10-15 Thread Dor Laor
Paul Brook wrote: There seem to have specific problems when using dynticks in Qemu. What I can see is that it makes the PowerPC emulation quite unusable, at least on my PC, which is an amd64 (with a fix CPU frequency), no matter if I run 32 or 64 bits mode. I'd expect to see the same

Re: [Qemu-devel] [PATCH, RFC] USB OHCI isochronous transfers support

2007-10-22 Thread Dor Laor
Arnon Gilboa wrote: Hi, The attached patch adds isochronous transfers support to the OHCI emulation, similarly to the UHCI patch pushed two weeks ago. In order to use ohci instead of uhci, replace the following line in pc.c: usb_uhci_piix3_init(pci_bus, piix3_devfn + 2); With:

[Qemu-devel] Add ioport statistics

2007-10-23 Thread Dor Laor
production problems. Signed-off-by: Dor Laor [EMAIL PROTECTED] --- qemu/exec.c |3 --- qemu/vl.c | 58 ++ 2 files changed, 58 insertions(+), 3 deletions(-) diff --git a/qemu/exec.c b/qemu/exec.c index 3e588d5..974ac98 100644 --- a/qemu

[Qemu-devel] [Patch][Fix win2k install] Add delay between dma issue result.

2007-11-07 Thread Dor Laor
asyncio. This fix adds a delay of 1msec once every 8 dma writes. Signed-off-by: Dor Laor [EMAIL PROTECTED] btw: It also applies against qemu cvs head. diff --git a/qemu/hw/ide.c b/qemu/hw/ide.c index 329d053..da972c8 100644 --- a/qemu/hw/ide.c +++ b/qemu/hw/ide.c @@ -366,6 +366,8

Re: [kvm-devel] [Qemu-devel] [PATCH 1/2] KVM userspace: Add PCI device passthrough support

2007-11-08 Thread Dor Laor
Fabrice Bellard wrote: Hi, Some remarks: - rename the option to -pcidevice. - Remove the directory passthrough and put the file directly in hw/. Rename the file to something more explicit such as pci_passthrough* - Suppress the files passthrough.h and neo_pci_tree.h - pt_init should be

[Qemu-devel] Re: [PATCH 0/3] virtio support for QEMU

2007-12-04 Thread Dor Laor
Anthony Liguori wrote: This patch series adds support for paravirtual device drivers that use virtio. virtio is a frame work in Linux for abstracting the details of virtual IO so that a single device driver (like networking) can be used with multiple hypervisors using a small shim layer.

[Qemu-devel] Re: [PATCH 1/3] virtio infrastructure

2007-12-04 Thread Dor Laor
Anthony Liguori wrote: Subject: [PATCH 1/3] virtio infrastructure Cc: Rusty Russell [EMAIL PROTECTED] Cc: Avi Kivity [EMAIL PROTECTED] Cc: Dor Laor [EMAIL PROTECTED] This patch implements the basic infrastructure

[Qemu-devel] Re: [PATCH 2/3] virtio network device

2007-12-04 Thread Dor Laor
Anthony Liguori wrote: Index: qemu/hw/virtio-net.c === --- /dev/null 1970-01-01 00:00:00.0 + +++ qemu/hw/virtio-net.c2007-12-04 14:17:37.0 -0600 + +static void virtio_net_receive(void *opaque, const

[Qemu-devel] Re: [PATCH 3/3] virtio block device

2007-12-04 Thread Dor Laor
Anthony Liguori wrote: Subject: [PATCH 3/3] virtio block device + +static void virtio_blk_handle_output(VirtIODevice *vdev, VirtQueue *vq) +{ +VirtIOBlock *s = to_virtio_blk(vdev); +VirtQueueElement elem; +unsigned int count; + +while ((count = virtqueue_pop(vq, elem)) != 0) { +

Re: [Qemu-devel] [RFC] QEMU Dbus support - a proposal management API

2007-12-11 Thread Dor Laor
Laurent Vivier wrote: Le mardi 11 décembre 2007 à 10:10 +0100, Fabrice Bellard a écrit : Hi, Hi, At this point I am not interested in integrating it into QEMU as it is one more API level to maintain in addition to the command line monitor. However, I can change my mind if

Re: [Qemu-devel] [RFC] QEMU Dbus support - a proposal management API

2007-12-11 Thread Dor Laor
Anthony Liguori wrote: Richard W.M. Jones wrote: Anthony Liguori wrote: Daniel P. Berrange wrote: Or have 2 monitor interaction modes. One mode uses the command line style suitable for people / scripting languages. The other umode ses a binary XDR protocol for serializing the args

Re: [Qemu-devel] [PATCH] USB 2.0 EHCI emulation

2008-01-08 Thread Dor Laor
On Tue, 2008-01-08 at 01:30 +, Paul Brook wrote: -The host kernel was configured with dynamic tick hi-res timers, to allow the desired timer resolution. USB 2.0 microframe is 125usec. It still works even without accurate timing demands. Only isochronous mode will have problems and it

[Qemu-devel] Re: [kvm-devel] [PATCH] e1000 emulation code

2008-01-10 Thread Dor Laor
On Wed, 2008-01-09 at 23:08 -0500, Javier Guerra Giraldez wrote: On Wednesday 09 January 2008, Dor Laor wrote: Some figures: Linux rx 350Mbps, tx 150bps, Windows rx 700mbps, tx 100 mbps. very nice! in a related note, the VMWare tools package, which is supposed to 'enhance performance

Re: [Qemu-devel] [PATCH] e1000 emulation code

2008-01-10 Thread Dor Laor
andrzej zaborowski wrote: Hi, On 09/01/2008, Dor Laor [EMAIL PROTECTED] wrote: It which supports TCP/UDP and IP transmit checksum, as well as TSO. It has been tested with Linux (2.6.18|22|23|24)++ and Windows XP (using the driver supplied at the intel download site). Windows Vista

Re: [Qemu-devel] emulate the Intel-VT behavior on any type of CPU

2008-01-20 Thread Dor Laor
Alexey, you're wrong again. svm is supported. On Sun, 2008-01-20 at 20:59 +0200, Alexey Eremenko wrote: Note however, that as far as I know, all the Qemu accelerators - KQemu and KVM do not support this.

Re: [Qemu-devel] PCI device emulation in qemu

2008-01-29 Thread Dor Laor
On Tue, 2008-01-29 at 13:43 -0800, Sarah A Sharp wrote: Greetings, I'm developing a USB host controller driver for hardware that isn't available yet. Is there a way to emulate a PCI host controller for the Linux host controller driver to talk to? I looked at the USB emulation section,

Re: [Qemu-devel] Re: [patch 2/3] Add support for live block copy

2011-02-27 Thread Dor Laor
On 02/27/2011 11:10 AM, Avi Kivity wrote: On 02/24/2011 07:58 PM, Anthony Liguori wrote: If you move the cdrom to a different IDE channel, you have to update the stateful non-config file. Whereas if you do $ qemu-img create -f cd-tray -b ~/foo.img ~/foo-media-tray.img $ qemu -cdrom

Re: [Qemu-devel] Re: [patch 2/3] Add support for live block copy

2011-02-27 Thread Dor Laor
On 02/27/2011 03:49 PM, Anthony Liguori wrote: On 02/27/2011 03:55 AM, Dor Laor wrote: What about a simpler approach were QMP events will be written to a event-log-file (or even named pipe). The management tool can just use a small daemon that does nothing other than write QMP events to a log

Re: [Qemu-devel] Re: [patch 2/3] Add support for live block copy

2011-02-28 Thread Dor Laor
On 02/27/2011 07:25 PM, Anthony Liguori wrote: On 02/27/2011 10:02 AM, Dor Laor wrote: On 02/27/2011 03:49 PM, Anthony Liguori wrote: On 02/27/2011 03:55 AM, Dor Laor wrote: What about a simpler approach were QMP events will be written to a event-log-file (or even named pipe

Re: [Qemu-devel] Re: [patch 2/3] Add support for live block copy

2011-03-01 Thread Dor Laor
On 02/28/2011 08:12 PM, Anthony Liguori wrote: On Feb 28, 2011 11:47 AM, Avi Kivity a...@redhat.com mailto:a...@redhat.com wrote: On 02/28/2011 07:33 PM, Anthony Liguori wrote: You're just ignoring what I've written. No, you're just impervious to my subtle attempt to refocus

Re: [Qemu-devel] QEMU: Discussion of separating core functionality vs supportive features

2011-03-01 Thread Dor Laor
On 02/28/2011 07:44 PM, Anthony Liguori wrote: On Feb 28, 2011 10:44 AM, Jes Sorensen jes.soren...@redhat.com mailto:jes.soren...@redhat.com wrote: Hi, On last week's call we discussed the issue of splitting non core features of QEMU into it's own process to reduce the security risks

Re: [Qemu-devel] QEMU: Discussion of separating core functionality vs supportive features

2011-03-01 Thread Dor Laor
On 03/01/2011 02:40 PM, Anthony Liguori wrote: On Mar 1, 2011 7:07 AM, Dor Laor dl...@redhat.com mailto:dl...@redhat.com wrote: On 02/28/2011 07:44 PM, Anthony Liguori wrote: On Feb 28, 2011 10:44 AM, Jes Sorensen jes.soren...@redhat.com mailto:jes.soren...@redhat.com

Re: [Qemu-devel] Re: [patch 2/3] Add support for live block copy

2011-03-01 Thread Dor Laor
On 03/01/2011 05:51 PM, Anthony Liguori wrote: On 03/01/2011 04:39 AM, Avi Kivity wrote: On 02/28/2011 08:12 PM, Anthony Liguori wrote: On Feb 28, 2011 11:47 AM, Avi Kivity a...@redhat.com mailto:a...@redhat.com wrote: On 02/28/2011 07:33 PM, Anthony Liguori wrote: You're just

Re: [Qemu-devel] QEMU: Discussion of separating core functionality vs supportive features

2011-03-02 Thread Dor Laor
On 03/02/2011 12:28 PM, Jes Sorensen wrote: On 03/01/11 15:25, Dor Laor wrote: On 03/01/2011 02:40 PM, Anthony Liguori wrote: Spice is the logical place to start, no? It's the largest single dependency we have and it does some scary things with qemu_mutex. I would use spice as a way to prove

Re: [Qemu-devel] QEMU: Discussion of separating core functionality vs supportive features

2011-03-02 Thread Dor Laor
On 03/02/2011 12:25 PM, Jes Sorensen wrote: On 03/01/11 15:25, Dor Laor wrote: On 03/01/2011 02:40 PM, Anthony Liguori wrote: On Mar 1, 2011 7:07 AM, Dor Laordl...@redhat.com Qemu is the one that should spawn them and they should be transparent from the management. This way running qemu

Re: [Qemu-devel] QEMU: Discussion of separating core functionality vs supportive features

2011-03-02 Thread Dor Laor
On 03/02/2011 12:58 PM, Alon Levy wrote: On Wed, Mar 02, 2011 at 11:25:44AM +0100, Jes Sorensen wrote: On 03/01/11 15:25, Dor Laor wrote: On 03/01/2011 02:40 PM, Anthony Liguori wrote: On Mar 1, 2011 7:07 AM, Dor Laordl...@redhat.com Qemu is the one that should spawn them and they should

Re: [Qemu-devel] [ANNOUNCE] qemu-test: a set of tests scripts for QEMU

2011-12-25 Thread Dor Laor
On 12/19/2011 07:13 PM, Anthony Liguori wrote: Hi, I've published a set of tests I wrote over the weekend on qemu.org. My motivations were 1) to prevent regressions like the libguestfs one and 2) to have an easier way to do development testing as I work on QEMU Object Model. Now before sending

Re: [Qemu-devel] [ANNOUNCE] qemu-test: a set of tests scripts for QEMU

2011-12-26 Thread Dor Laor
On 12/26/2011 05:12 PM, Anthony Liguori wrote: Hi Dor, Merry Christmas Anthony, On 12/25/2011 09:19 AM, Dor Laor wrote: On 12/19/2011 07:13 PM, Anthony Liguori wrote: Well, I'm still not convinced that a new standalone package should handle these cases instead of kvm autotest. I'll

[Qemu-devel] Better qemu/kvm defaults (was Re: [RFC PATCH 0/4] Gang scheduling in CFS)

2011-12-29 Thread Dor Laor
On 12/26/2011 11:05 AM, Avi Kivity wrote: On 12/26/2011 05:14 AM, Nikunj A Dadhania wrote: btw you can get an additional speedup by enabling x2apic, for default_send_IPI_mask_logical(). In the host? In the host, for the guest: qemu -cpu ...,+x2apic It seems to me that we should

Re: [Qemu-devel] [ANNOUNCE] qemu-test: a set of tests scripts for QEMU

2011-12-29 Thread Dor Laor
On 12/28/2011 07:21 PM, Avi Kivity wrote: I think you're advocating for qtest. This is another important part of my testing strategy. I haven't received a lot of input on that RFC... http://mid.gmane.org/1322765012-3164-1-git-send-email-aligu...@us.ibm.com But there's certain things

Re: [Qemu-devel] [PATCH 00/21][RFC] postcopy live migration

2012-01-01 Thread Dor Laor
On 12/30/2011 12:39 AM, Anthony Liguori wrote: On 12/28/2011 07:25 PM, Isaku Yamahata wrote: Intro = This patch series implements postcopy live migration.[1] As discussed at KVM forum 2011, dedicated character device is used for distributed shared memory between migration source and

Re: [Qemu-devel] Better qemu/kvm defaults (was Re: [RFC PATCH 0/4] Gang scheduling in CFS)

2012-01-01 Thread Dor Laor
On 12/29/2011 06:16 PM, Anthony Liguori wrote: On 12/29/2011 10:07 AM, Dor Laor wrote: On 12/26/2011 11:05 AM, Avi Kivity wrote: On 12/26/2011 05:14 AM, Nikunj A Dadhania wrote: btw you can get an additional speedup by enabling x2apic, for default_send_IPI_mask_logical(). In the host

Re: [Qemu-devel] [PATCH 00/21][RFC] postcopy live migration

2012-01-02 Thread Dor Laor
On 01/01/2012 06:27 PM, Stefan Hajnoczi wrote: On Sun, Jan 1, 2012 at 9:43 AM, Orit Wassermanowass...@redhat.com wrote: On 12/30/2011 12:39 AM, Anthony Liguori wrote: On 12/28/2011 07:25 PM, Isaku Yamahata wrote: Intro = This patch series implements postcopy live migration.[1] As

Re: [Qemu-devel] Better qemu/kvm defaults (was Re: [RFC PATCH 0/4] Gang scheduling in CFS)

2012-01-02 Thread Dor Laor
On 01/01/2012 04:01 PM, Ronen Hod wrote: On 01/01/2012 12:16 PM, Dor Laor wrote: On 12/29/2011 06:16 PM, Anthony Liguori wrote: On 12/29/2011 10:07 AM, Dor Laor wrote: On 12/26/2011 11:05 AM, Avi Kivity wrote: On 12/26/2011 05:14 AM, Nikunj A Dadhania wrote: btw you can get an additional

Re: [Qemu-devel] KVM call agenda for Tuesday 3

2012-01-03 Thread Dor Laor
On 01/03/2012 10:33 AM, Stefan Hajnoczi wrote: On Mon, Jan 02, 2012 at 01:09:40PM +0100, Juan Quintela wrote: Please send in any agenda items you are interested in covering. Status of virtio drivers for Windows: * Unsupported in community today Why? * Bugs languish on bug

Re: [Qemu-devel] Better qemu/kvm defaults (was Re: [RFC PATCH 0/4] Gang scheduling in CFS)

2012-01-03 Thread Dor Laor
On 01/03/2012 05:48 PM, Anthony Liguori wrote: On 01/01/2012 04:16 AM, Dor Laor wrote: On 12/29/2011 06:16 PM, Anthony Liguori wrote: On 12/29/2011 10:07 AM, Dor Laor wrote: On 12/26/2011 11:05 AM, Avi Kivity wrote: On 12/26/2011 05:14 AM, Nikunj A Dadhania wrote: btw you can get

Re: [Qemu-devel] Better qemu/kvm defaults (was Re: [RFC PATCH 0/4] Gang scheduling in CFS)

2012-01-03 Thread Dor Laor
On 01/04/2012 12:45 AM, Anthony Liguori wrote: When using 'guests-pick', we initially present the most compatible network model (rtl8139, for instance). We would provide a paravirtual channel (guest-agent?) that could be used to enumerate which models were available and let guest decide which

[Qemu-devel] Fwd: oVirt FOSDEM sessions

2012-01-05 Thread Dor Laor
FYI, our mgmt related project to show nice presence at FOSDEM. Original Message Subject: FOSDEM sessions Date: Thu, 05 Jan 2012 22:28:28 +0200 From: Itamar Heim ih...@redhat.com To: users us...@ovirt.org, bo...@ovirt.org bo...@ovirt.org, engine-de...@ovirt.org,

Re: [Qemu-devel] [RFC] QEMU Code Audit Team

2012-01-08 Thread Dor Laor
On 01/06/2012 07:25 PM, Chris Wright wrote: * Corey Bryant (cor...@linux.vnet.ibm.com) wrote: Count me in for step 2. A good approach may be to run a static analysis tool against the code, followed by a manual scan of the code for common vulnerabilities that static analysis can't find. Good

Re: [Qemu-devel] converging around a single guest agent

2011-11-16 Thread Dor Laor
On 11/16/2011 03:36 PM, Anthony Liguori wrote: On 11/15/2011 04:39 PM, Ayal Baron wrote: If you want to talk about convergence, the discussion should start around collecting requirements. We can then figure out if the two sets of requirements are strictly overlapping or if there are any

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