https://bugzilla.kernel.org/show_bug.cgi?id=45931
Summary: Nested Virt: VMX can't be initialized in L1 Xen (Xen
on KVM)
Product: Virtualization
Version: unspecified
Kernel Version: 3.6-RC1
Platform: All
OS/Version: Linux
On 2012-08-13 21:31, Anthony Liguori wrote:
Jan Kiszka jan.kis...@siemens.com writes:
On 2012-08-13 15:58, Avi Kivity wrote:
On 08/13/2012 04:27 PM, Anthony Liguori wrote:
Thanks for pushing this forward! Hopefully this will finally kill off
qemu-kvm.git for good.
No, it won't. vfio
On 2012-08-06 19:05, Peter Maydell wrote:
Move the init of the irqchip_inject_ioctl field of KVMState out of
kvm_irqchip_create() and into kvm_init(), so that kvm_set_irq()
can be used even when no irqchip is created (for architectures
that support async interrupt notification even without an
On 2012-08-06 19:05, Peter Maydell wrote:
Move the init of the irqchip_inject_ioctl field of KVMState out of
kvm_irqchip_create() and into kvm_init(), so that kvm_set_irq()
can be used even when no irqchip is created (for architectures
that support async interrupt notification even without an
On 14 August 2012 08:33, Jan Kiszka jan.kis...@web.de wrote:
Either you move both or none.
OK.
KVM_IRQ_LINE is old-style, deprecated, KVM_IRQ_LINE_STATUS (i.e
injection with feedback to allow lost-tick compensation) is the current
standard that other archs should pick up.
Can it be
On 2012-08-13 20:40, Michael Tokarev wrote:
On 13.08.2012 22:18, Jan Kiszka wrote:
0cdd3d1444 fixed reading back the counter load time from the kernel
while assuming the kernel would always update its load time on writing
the state. That is only true for channel 1, and so pit_get_channel_info
On 2012-08-14 09:40, Peter Maydell wrote:
On 14 August 2012 08:33, Jan Kiszka jan.kis...@web.de wrote:
Either you move both or none.
OK.
KVM_IRQ_LINE is old-style, deprecated, KVM_IRQ_LINE_STATUS (i.e
injection with feedback to allow lost-tick compensation) is the current
standard that
On Mon, Aug 13, 2012 at 05:24:52PM -0300, Marcelo Tosatti wrote:
On Mon, Aug 13, 2012 at 01:48:39PM -0600, Eric Blake wrote:
On 08/13/2012 12:21 PM, Marcelo Tosatti wrote:
On Wed, Aug 08, 2012 at 10:43:01AM +0800, Wen Congyang wrote:
We can know the guest is panicked when the guest runs
On 2012-08-14 00:49, Cole Robinson wrote:
In Fedora, our qemu package is based on qemu-kvm, and we go to convoluted
lengths to provide a qemu-kvm binary with KVM on by default, but all
qemu-system-* with KVM off by default (using ./configure --disable-kvm)
For qemu-system*, what we really
On 14 August 2012 08:42, Jan Kiszka jan.kis...@web.de wrote:
On 2012-08-14 09:40, Peter Maydell wrote:
On 14 August 2012 08:33, Jan Kiszka jan.kis...@web.de wrote:
KVM_IRQ_LINE is old-style, deprecated, KVM_IRQ_LINE_STATUS (i.e
injection with feedback to allow lost-tick compensation) is the
On 2012-08-14 09:52, Peter Maydell wrote:
On 14 August 2012 08:42, Jan Kiszka jan.kis...@web.de wrote:
On 2012-08-14 09:40, Peter Maydell wrote:
On 14 August 2012 08:33, Jan Kiszka jan.kis...@web.de wrote:
KVM_IRQ_LINE is old-style, deprecated, KVM_IRQ_LINE_STATUS (i.e
injection with feedback
To prepare the final fix for clock calibration issues with the in-kernel
PIT, we want to cache the offset between vmclock and the clock used by
the in-kernel PIT. So far, we only need to update it when the VM state
changes between running and stopped because we only read the in-kernel
PIT state
0cdd3d1444 fixed reading back the counter load time from the kernel
while assuming the kernel would always update its load time on writing
the state. That is only true for channel 1, and so pit_get_channel_info
returned wrong output pin states for high counter values.
Fix this by applying the
On Tue, Aug 14, 2012 at 07:06:08AM +0300, Gleb Natapov wrote:
On Mon, Aug 13, 2012 at 05:59:32PM -0300, Marcelo Tosatti wrote:
On Mon, Aug 13, 2012 at 05:30:53PM +0300, Gleb Natapov wrote:
On Mon, Aug 13, 2012 at 01:43:58PM +0300, Michael S. Tsirkin wrote:
We validate irq pin number when
On Mon, Aug 13, 2012 at 09:09:43PM -0600, Alex Williamson wrote:
On Tue, 2012-08-14 at 02:00 +0300, Michael S. Tsirkin wrote:
On Mon, Aug 13, 2012 at 04:41:05PM -0600, Alex Williamson wrote:
On Tue, 2012-08-14 at 01:06 +0300, Michael S. Tsirkin wrote:
On Mon, Aug 13, 2012 at 03:34:01PM
--- Asias He asias.he...@gmail.com schrieb am Di, 14.8.2012:
Paul,
On Tue, Aug 14, 2012 at 1:11 AM, Paul Neumann paul1...@yahoo.de
wrote:
The errors from kvm_cmd_run_init() are not handled
properly as they are
returned as positive values.
Signed-off-by: Paul Neumann
On Tue, Aug 14, 2012 at 09:52:55AM +0800, Asias He wrote:
On Mon, Aug 13, 2012 at 3:24 PM, Pekka Enberg penb...@kernel.org wrote:
On Thu, Aug 9, 2012 at 3:51 AM, Asias He asias.he...@gmail.com wrote:
This patch brings virito-scsi support to kvm tool.
With the introduce of tcm_vhost
On Tue, Jul 31, 2012 at 11:18:15PM -0600, Alex Williamson wrote:
This adds the core of the QEMU VFIO-based PCI device assignment driver.
To make use of this driver, enable CONFIG_VFIO, CONFIG_VFIO_IOMMU_TYPE1,
and CONFIG_VFIO_PCI in your host Linux kernel config. Load the vfio-pci
module. To
On Tue, 7 Aug 2012, Cornelia Huck wrote:
+/**
+ * ccw_device_get_schid - obtain a subchannel id
+ * @cdev: device to obtain the id for
+ * @schid: where to fill in the values
+ */
+void ccw_device_get_schid(struct ccw_device *cdev, struct subchannel_id
*schid)
+{
+ *schid =
On Mon, Aug 13, 2012 at 03:21:32PM -0300, Marcelo Tosatti wrote:
On Wed, Aug 08, 2012 at 10:43:01AM +0800, Wen Congyang wrote:
We can know the guest is panicked when the guest runs on xen.
But we do not have such feature on kvm.
Another purpose of this feature is: management app(for
Marcelo Tosatti mtosa...@redhat.com wrote:
On Fri, Aug 10, 2012 at 12:36:22PM +0200, Florian Westphal wrote:
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -191,7 +191,6 @@ static void kvm_crash_shutdown(struct pt_regs *regs)
static void kvm_shutdown(void)
{
On 08/14/2012 11:54 AM, 陳韋任 (Wei-Ren Chen) wrote:
Hi all,
If guest modify its guest page table entry, KVM should trap that event,
emulate what guest trying to do, and sync with the corresponding shadow
page table entry. Is my understanding correct? If so, does KVM use
something like
On Tue, Aug 14, 2012 at 01:52:13AM +0300, Michael S. Tsirkin wrote:
Using the EOI as a trigger to de-assert and potentially re-assert may be
a hack, but it's about as close as we can come to following the behavior
of hardware.
It's actually quite similar to an apic re-sampling inputs
On Tue, Aug 14, 2012 at 01:10:15PM +0300, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 01:52:13AM +0300, Michael S. Tsirkin wrote:
Using the EOI as a trigger to de-assert and potentially re-assert may be
a hack, but it's about as close as we can come to following the behavior
of hardware.
On Tue, 14 Aug 2012 10:52:09 +0200 (CEST)
Sebastian Ott seb...@linux.vnet.ibm.com wrote:
On Tue, 7 Aug 2012, Cornelia Huck wrote:
+/**
+ * ccw_device_get_schid - obtain a subchannel id
+ * @cdev: device to obtain the id for
+ * @schid: where to fill in the values
+ */
+void
On 2012-08-14 10:56, Daniel P. Berrange wrote:
On Mon, Aug 13, 2012 at 03:21:32PM -0300, Marcelo Tosatti wrote:
On Wed, Aug 08, 2012 at 10:43:01AM +0800, Wen Congyang wrote:
We can know the guest is panicked when the guest runs on xen.
But we do not have such feature on kvm.
Another purpose
On Tue, 14 Aug 2012, Cornelia Huck wrote:
Sebastian Ott seb...@linux.vnet.ibm.com wrote:
On Tue, 7 Aug 2012, Cornelia Huck wrote:
+/**
+ * ccw_device_get_schid - obtain a subchannel id
+ * @cdev: device to obtain the id for
+ * @schid: where to fill in the values
+ */
+void
On 08/14/2012 10:33 AM, Jan Kiszka wrote:
KVM_IRQ_LINE is old-style, deprecated, KVM_IRQ_LINE_STATUS (i.e
injection with feedback to allow lost-tick compensation) is the current
standard that other archs should pick up.
KVM_IRQ_LINE_STATUS may not make sense on all architectures.
I don't
On Tue, 14 Aug 2012 09:40:01 +0930
Rusty Russell ru...@rustcorp.com.au wrote:
On Mon, 13 Aug 2012 10:56:38 +0200, Cornelia Huck cornelia.h...@de.ibm.com
wrote:
On Wed, 08 Aug 2012 13:52:57 +0930
Rusty Russell ru...@rustcorp.com.au wrote:
On Tue, 7 Aug 2012 16:52:47 +0200, Cornelia
On 2012-08-14 13:01, Avi Kivity wrote:
On 08/14/2012 10:33 AM, Jan Kiszka wrote:
KVM_IRQ_LINE is old-style, deprecated, KVM_IRQ_LINE_STATUS (i.e
injection with feedback to allow lost-tick compensation) is the current
standard that other archs should pick up.
KVM_IRQ_LINE_STATUS may not
We need at least 1M of RAM to map the option ROM. Otherwise, we will
corrupt host memory or even crash.
Reported-by: Markus Armbruster arm...@redhat.com
Signed-off-by: Jan Kiszka jan.kis...@siemens.com
---
hw/apic_common.c |4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git
Jan Kiszka jan.kis...@siemens.com writes:
We need at least 1M of RAM to map the option ROM. Otherwise, we will
corrupt host memory or even crash.
Let's put a reproducer in the commit message, if it's not too much
trouble. Here's mine:
$ qemu-system-x86_64 -nodefaults --enable-kvm -vnc :0
We need at least 1M of RAM to map the option ROM. Otherwise, we will
corrupt host memory or even crash:
$ qemu-system-x86_64 -nodefaults --enable-kvm -vnc :0 -m 640k
Segmentation fault (core dumped)
Reported-and-tested-by: Markus Armbruster arm...@redhat.com
Signed-off-by: Jan Kiszka
On 08/12/2012 12:33 PM, Michael S. Tsirkin wrote:
Michael, would the interface be more acceptable to you if we added
separate ioctls to allocate and free some representation of an irq
source ID, gsi pair? For instance, an ioctl might return an idr entry
for an irq source ID/gsi object which
https://bugzilla.kernel.org/show_bug.cgi?id=23082
Alan a...@lxorguk.ukuu.org.uk changed:
What|Removed |Added
Status|NEW |RESOLVED
On 14 August 2012 09:09, Jan Kiszka jan.kis...@web.de wrote:
On 2012-08-14 09:52, Peter Maydell wrote:
Well, you appear to know what this variant ioctl does and why it's
better than KVM_IRQ_LINE, whereas I don't. I just want to deliver
an interrupt, KVM_IRQ_LINE lets me deliver an interrupt,
https://bugzilla.kernel.org/show_bug.cgi?id=23692
Alan a...@lxorguk.ukuu.org.uk changed:
What|Removed |Added
Status|NEW |RESOLVED
On 2012-08-14 15:10, Peter Maydell wrote:
On 14 August 2012 09:09, Jan Kiszka jan.kis...@web.de wrote:
On 2012-08-14 09:52, Peter Maydell wrote:
Well, you appear to know what this variant ioctl does and why it's
better than KVM_IRQ_LINE, whereas I don't. I just want to deliver
an interrupt,
On 08/14/2012 02:05 PM, Jan Kiszka wrote:
On 2012-08-14 13:01, Avi Kivity wrote:
On 08/14/2012 10:33 AM, Jan Kiszka wrote:
KVM_IRQ_LINE is old-style, deprecated, KVM_IRQ_LINE_STATUS (i.e
injection with feedback to allow lost-tick compensation) is the current
standard that other archs should
On 2012-08-14 15:14, Avi Kivity wrote:
On 08/14/2012 02:05 PM, Jan Kiszka wrote:
On 2012-08-14 13:01, Avi Kivity wrote:
On 08/14/2012 10:33 AM, Jan Kiszka wrote:
KVM_IRQ_LINE is old-style, deprecated, KVM_IRQ_LINE_STATUS (i.e
injection with feedback to allow lost-tick compensation) is the
Hi Alex,
you once wrote this comment in device-assignment.c, msix_mmio_write:
if (!msix_masked(orig) msix_masked(entry)) {
/*
* Vector masked, disable it
*
* XXX It's not clear if we can or should actually attempt
* to mask or disable the
Juan Quintela quint...@redhat.com wrote:
Hi
Please send in any agenda items you are interested in covering.
no agenda topics - no call.
Happy hacking, Juan.
--
To unsubscribe from this list: send the line unsubscribe kvm in
the body of a message to majord...@vger.kernel.org
More majordomo
On Tue, 2012-08-14 at 08:12 +0100, Stefan Hajnoczi wrote:
On Tue, Jul 31, 2012 at 11:18:15PM -0600, Alex Williamson wrote:
This adds the core of the QEMU VFIO-based PCI device assignment driver.
To make use of this driver, enable CONFIG_VFIO, CONFIG_VFIO_IOMMU_TYPE1,
and CONFIG_VFIO_PCI in
On 08/10/2012 09:14 PM, Marcelo Tosatti wrote:
On Tue, Aug 07, 2012 at 05:47:15PM +0800, Xiao Guangrong wrote:
Changelog:
- introduce KVM_PFN_ERR_RO_FAULT instead of dummy page
- introduce KVM_HVA_ERR_BAD and optimize error hva indicators
The test case can be found at:
On 2012-08-05 16:03, Gleb Natapov wrote:
On Sun, Aug 05, 2012 at 05:00:37PM +0300, Avi Kivity wrote:
On 08/05/2012 04:48 PM, Gleb Natapov wrote:
During guest boot up, some of these jump keys will change, no? Does
this mean a stop_machine() or equivalent? I'm worried about real-time
On Tue, Aug 14, 2012 at 04:00:54PM +0200, Jan Kiszka wrote:
On 2012-08-05 16:03, Gleb Natapov wrote:
On Sun, Aug 05, 2012 at 05:00:37PM +0300, Avi Kivity wrote:
On 08/05/2012 04:48 PM, Gleb Natapov wrote:
During guest boot up, some of these jump keys will change, no? Does
this mean a
On 08/14/2012 05:00 PM, Jan Kiszka wrote:
The host can prevent this by leaving disabling the guest pmu. But
disabling jump labels for real-time kernels may be acceptable too. We
can probably to it at run time by forcing the slow path at all times.
Yes, it is possible to add module option
On Tue, 2012-08-14 at 15:48 +0200, Jan Kiszka wrote:
Hi Alex,
you once wrote this comment in device-assignment.c, msix_mmio_write:
if (!msix_masked(orig) msix_masked(entry)) {
/*
* Vector masked, disable it
*
* XXX It's not clear if we can or
On 2012-08-14 16:04, Avi Kivity wrote:
On 08/14/2012 05:00 PM, Jan Kiszka wrote:
The host can prevent this by leaving disabling the guest pmu. But
disabling jump labels for real-time kernels may be acceptable too. We
can probably to it at run time by forcing the slow path at all times.
On Tue, Aug 14, 2012 at 05:04:16PM +0300, Avi Kivity wrote:
On 08/14/2012 05:00 PM, Jan Kiszka wrote:
The host can prevent this by leaving disabling the guest pmu. But
disabling jump labels for real-time kernels may be acceptable too. We
can probably to it at run time by forcing the
On Tue, Aug 14, 2012 at 04:05:54PM +0200, Jan Kiszka wrote:
On 2012-08-14 16:04, Avi Kivity wrote:
On 08/14/2012 05:00 PM, Jan Kiszka wrote:
The host can prevent this by leaving disabling the guest pmu. But
disabling jump labels for real-time kernels may be acceptable too. We
can
On 2012-08-14 16:05, Alex Williamson wrote:
On Tue, 2012-08-14 at 15:48 +0200, Jan Kiszka wrote:
Hi Alex,
you once wrote this comment in device-assignment.c, msix_mmio_write:
if (!msix_masked(orig) msix_masked(entry)) {
/*
* Vector masked, disable it
*
On 2012-08-14 16:07, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 05:04:16PM +0300, Avi Kivity wrote:
On 08/14/2012 05:00 PM, Jan Kiszka wrote:
The host can prevent this by leaving disabling the guest pmu. But
disabling jump labels for real-time kernels may be acceptable too. We
can
On 2012-08-14 16:03, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 04:00:54PM +0200, Jan Kiszka wrote:
On 2012-08-05 16:03, Gleb Natapov wrote:
On Sun, Aug 05, 2012 at 05:00:37PM +0300, Avi Kivity wrote:
On 08/05/2012 04:48 PM, Gleb Natapov wrote:
During guest boot up, some of these jump
On Tue, 2012-08-14 at 16:10 +0200, Jan Kiszka wrote:
On 2012-08-14 16:05, Alex Williamson wrote:
On Tue, 2012-08-14 at 15:48 +0200, Jan Kiszka wrote:
Hi Alex,
you once wrote this comment in device-assignment.c, msix_mmio_write:
if (!msix_masked(orig) msix_masked(entry)) {
On Tue, Aug 14, 2012 at 04:20:06PM +0200, Jan Kiszka wrote:
On 2012-08-14 16:03, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 04:00:54PM +0200, Jan Kiszka wrote:
On 2012-08-05 16:03, Gleb Natapov wrote:
On Sun, Aug 05, 2012 at 05:00:37PM +0300, Avi Kivity wrote:
On 08/05/2012 04:48 PM,
On Tue, Aug 14, 2012 at 04:13:17PM +0200, Jan Kiszka wrote:
On 2012-08-14 16:07, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 05:04:16PM +0300, Avi Kivity wrote:
On 08/14/2012 05:00 PM, Jan Kiszka wrote:
The host can prevent this by leaving disabling the guest pmu. But
disabling jump
On Tue, Aug 14, 2012 at 03:35:54PM +0300, Avi Kivity wrote:
On 08/12/2012 12:33 PM, Michael S. Tsirkin wrote:
Michael, would the interface be more acceptable to you if we added
separate ioctls to allocate and free some representation of an irq
source ID, gsi pair? For instance, an ioctl
On 08/13/2012 10:31 PM, Anthony Liguori wrote:
Jan Kiszka jan.kis...@siemens.com writes:
On 2012-08-13 15:58, Avi Kivity wrote:
On 08/13/2012 04:27 PM, Anthony Liguori wrote:
Thanks for pushing this forward! Hopefully this will finally kill off
qemu-kvm.git for good.
No, it won't.
On 08/13/2012 03:31 PM, Anthony Liguori wrote:
Jan Kiszka jan.kis...@siemens.com writes:
On 2012-08-13 15:58, Avi Kivity wrote:
On 08/13/2012 04:27 PM, Anthony Liguori wrote:
Thanks for pushing this forward! Hopefully this will finally kill off
qemu-kvm.git for good.
No, it won't. vfio
On Aug 14, 2012, at 1:42 PM, Jan Kiszka wrote:
On 2012-08-14 10:56, Daniel P. Berrange wrote:
On Mon, Aug 13, 2012 at 03:21:32PM -0300, Marcelo Tosatti wrote:
On Wed, Aug 08, 2012 at 10:43:01AM +0800, Wen Congyang wrote:
We can know the guest is panicked when the guest runs on xen.
But we
On 2012-08-14 16:37, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 04:20:06PM +0200, Jan Kiszka wrote:
On 2012-08-14 16:03, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 04:00:54PM +0200, Jan Kiszka wrote:
On 2012-08-05 16:03, Gleb Natapov wrote:
On Sun, Aug 05, 2012 at 05:00:37PM +0300, Avi
On 2012-08-14 16:55, Yan Vugenfirer wrote:
On Aug 14, 2012, at 1:42 PM, Jan Kiszka wrote:
On 2012-08-14 10:56, Daniel P. Berrange wrote:
On Mon, Aug 13, 2012 at 03:21:32PM -0300, Marcelo Tosatti wrote:
On Wed, Aug 08, 2012 at 10:43:01AM +0800, Wen Congyang wrote:
We can know the guest is
On 2012-08-14 16:53, Cole Robinson wrote:
On 08/13/2012 03:31 PM, Anthony Liguori wrote:
Jan Kiszka jan.kis...@siemens.com writes:
On 2012-08-13 15:58, Avi Kivity wrote:
On 08/13/2012 04:27 PM, Anthony Liguori wrote:
Thanks for pushing this forward! Hopefully this will finally kill off
On 2012-08-14 16:44, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 04:13:17PM +0200, Jan Kiszka wrote:
On 2012-08-14 16:07, Gleb Natapov wrote:
On Tue, Aug 14, 2012 at 05:04:16PM +0300, Avi Kivity wrote:
On 08/14/2012 05:00 PM, Jan Kiszka wrote:
The host can prevent this by leaving disabling
On 2012-08-14 16:31, Alex Williamson wrote:
On Tue, 2012-08-14 at 16:10 +0200, Jan Kiszka wrote:
On 2012-08-14 16:05, Alex Williamson wrote:
On Tue, 2012-08-14 at 15:48 +0200, Jan Kiszka wrote:
Hi Alex,
you once wrote this comment in device-assignment.c, msix_mmio_write:
if
On Tue, Aug 14, 2012 at 09:06:51AM +0900, Takuya Yoshikawa wrote:
On Mon, 13 Aug 2012 19:15:23 -0300
Marcelo Tosatti mtosa...@redhat.com wrote:
On Fri, Aug 10, 2012 at 05:16:12PM +0900, Takuya Yoshikawa wrote:
The following commit changed mmu_shrink() so that it would skip VMs
whose
On 08/14/2012 11:04 AM, Jan Kiszka wrote:
On 2012-08-14 16:53, Cole Robinson wrote:
On 08/13/2012 03:31 PM, Anthony Liguori wrote:
Jan Kiszka jan.kis...@siemens.com writes:
On 2012-08-13 15:58, Avi Kivity wrote:
On 08/13/2012 04:27 PM, Anthony Liguori wrote:
Thanks for pushing this
On Tue, 2012-08-14 at 17:15 +0200, Jan Kiszka wrote:
On 2012-08-14 16:31, Alex Williamson wrote:
On Tue, 2012-08-14 at 16:10 +0200, Jan Kiszka wrote:
On 2012-08-14 16:05, Alex Williamson wrote:
On Tue, 2012-08-14 at 15:48 +0200, Jan Kiszka wrote:
Hi Alex,
you once wrote this comment
On Tue, Aug 14, 2012 at 10:58:07AM +0800, Xiao Guangrong wrote:
On 08/14/2012 01:39 AM, Marcelo Tosatti wrote:
On Sat, Aug 11, 2012 at 11:36:20AM +0800, Xiao Guangrong wrote:
On 08/11/2012 02:14 AM, Marcelo Tosatti wrote:
On Tue, Aug 07, 2012 at 05:47:15PM +0800, Xiao Guangrong wrote:
On Tue, Aug 14, 2012 at 11:15:06AM +0200, Florian Westphal wrote:
Marcelo Tosatti mtosa...@redhat.com wrote:
On Fri, Aug 10, 2012 at 12:36:22PM +0200, Florian Westphal wrote:
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -191,7 +191,6 @@ static void
On Tue, Aug 14, 2012 at 10:47:48AM +0300, Gleb Natapov wrote:
On Mon, Aug 13, 2012 at 05:24:52PM -0300, Marcelo Tosatti wrote:
On Mon, Aug 13, 2012 at 01:48:39PM -0600, Eric Blake wrote:
On 08/13/2012 12:21 PM, Marcelo Tosatti wrote:
On Wed, Aug 08, 2012 at 10:43:01AM +0800, Wen Congyang
On 2012-08-14 17:34, Alex Williamson wrote:
On Tue, 2012-08-14 at 17:15 +0200, Jan Kiszka wrote:
On 2012-08-14 16:31, Alex Williamson wrote:
On Tue, 2012-08-14 at 16:10 +0200, Jan Kiszka wrote:
On 2012-08-14 16:05, Alex Williamson wrote:
On Tue, 2012-08-14 at 15:48 +0200, Jan Kiszka wrote:
On Tue, Aug 14, 2012 at 05:55:54PM +0300, Yan Vugenfirer wrote:
On Aug 14, 2012, at 1:42 PM, Jan Kiszka wrote:
On 2012-08-14 10:56, Daniel P. Berrange wrote:
On Mon, Aug 13, 2012 at 03:21:32PM -0300, Marcelo Tosatti wrote:
On Wed, Aug 08, 2012 at 10:43:01AM +0800, Wen Congyang wrote:
On Tue, Aug 14, 2012 at 12:29:38PM -0300, Marcelo Tosatti wrote:
On Tue, Aug 14, 2012 at 10:47:48AM +0300, Gleb Natapov wrote:
On Mon, Aug 13, 2012 at 05:24:52PM -0300, Marcelo Tosatti wrote:
On Mon, Aug 13, 2012 at 01:48:39PM -0600, Eric Blake wrote:
On 08/13/2012 12:21 PM, Marcelo
On Tue, Aug 14, 2012 at 05:00:33PM +0300, Avi Kivity wrote:
On 08/10/2012 09:14 PM, Marcelo Tosatti wrote:
On Tue, Aug 07, 2012 at 05:47:15PM +0800, Xiao Guangrong wrote:
Changelog:
- introduce KVM_PFN_ERR_RO_FAULT instead of dummy page
- introduce KVM_HVA_ERR_BAD and optimize error hva
On 08/01/2012 08:18 AM, Alex Williamson wrote:
This adds the core of the QEMU VFIO-based PCI device assignment driver.
To make use of this driver, enable CONFIG_VFIO, CONFIG_VFIO_IOMMU_TYPE1,
and CONFIG_VFIO_PCI in your host Linux kernel config. Load the vfio-pci
module. To assign device
We validate irq pin number when routing is setup, so
code handling illegal irq # in pic and ioapic on each injection
is never called.
Drop it, replace with BUG_ON to catch out of bounds access bugs.
Signed-off-by: Michael S. Tsirkin m...@redhat.com
---
Changes from v1:
add BUG_ON at
On 08/14/2012 05:58 PM, Jan Kiszka wrote:
And regarding how common they are: Do standard OSes trigger any
jump-label optimized switch during at least their boot-up? I thought so.
In that case, if you co-locate RT and standard OSes on a shared host,
you would have a conflict.
Yes, during
On 2012-08-14 18:21, Avi Kivity wrote:
On 08/14/2012 05:58 PM, Jan Kiszka wrote:
And regarding how common they are: Do standard OSes trigger any
jump-label optimized switch during at least their boot-up? I thought so.
In that case, if you co-locate RT and standard OSes on a shared host,
you
On 08/14/2012 07:38 PM, Jan Kiszka wrote:
On 2012-08-14 18:21, Avi Kivity wrote:
On 08/14/2012 05:58 PM, Jan Kiszka wrote:
And regarding how common they are: Do standard OSes trigger any
jump-label optimized switch during at least their boot-up? I thought so.
In that case, if you co-locate
On 2012-08-14 19:00, Avi Kivity wrote:
On 08/14/2012 07:38 PM, Jan Kiszka wrote:
On 2012-08-14 18:21, Avi Kivity wrote:
On 08/14/2012 05:58 PM, Jan Kiszka wrote:
And regarding how common they are: Do standard OSes trigger any
jump-label optimized switch during at least their boot-up? I
On Tue, 2012-08-14 at 18:53 +0300, Avi Kivity wrote:
On 08/01/2012 08:18 AM, Alex Williamson wrote:
This adds the core of the QEMU VFIO-based PCI device assignment driver.
To make use of this driver, enable CONFIG_VFIO, CONFIG_VFIO_IOMMU_TYPE1,
and CONFIG_VFIO_PCI in your host Linux kernel
Just some comments, didn't look at all details.
On 2012-08-02 21:17, Alex Williamson wrote:
+
+static int vfio_msix_vector_use(PCIDevice *pdev,
+unsigned int vector, MSIMessage msg)
+{
+VFIODevice *vdev = DO_UPCAST(VFIODevice, pdev, pdev);
+int ret,
Marcelo Tosatti mtosa...@redhat.com writes:
On Tue, Aug 14, 2012 at 05:55:54PM +0300, Yan Vugenfirer wrote:
On Aug 14, 2012, at 1:42 PM, Jan Kiszka wrote:
On 2012-08-14 10:56, Daniel P. Berrange wrote:
On Mon, Aug 13, 2012 at 03:21:32PM -0300, Marcelo Tosatti wrote:
On Wed, Aug 08,
On Tue, Aug 14, 2012 at 01:43:12PM +0200, Jan Kiszka wrote:
We need at least 1M of RAM to map the option ROM. Otherwise, we will
corrupt host memory or even crash:
$ qemu-system-x86_64 -nodefaults --enable-kvm -vnc :0 -m 640k
Segmentation fault (core dumped)
On Tue, Aug 14, 2012 at 10:24:03AM +0200, Jan Kiszka wrote:
To prepare the final fix for clock calibration issues with the in-kernel
PIT, we want to cache the offset between vmclock and the clock used by
the in-kernel PIT. So far, we only need to update it when the VM state
changes between
On Tue, 2012-08-14 at 19:40 +0200, Jan Kiszka wrote:
Just some comments, didn't look at all details.
Thanks! I'll send out a v3 soon. I think that the off-by-one in
strncat doesn't exist though, so would appreciate if you could double
check. Individual comments below...
On 2012-08-02 21:17,
On Tue, Aug 14, 2012 at 01:53:01PM -0500, Anthony Liguori wrote:
Marcelo Tosatti mtosa...@redhat.com writes:
On Tue, Aug 14, 2012 at 05:55:54PM +0300, Yan Vugenfirer wrote:
On Aug 14, 2012, at 1:42 PM, Jan Kiszka wrote:
On 2012-08-14 10:56, Daniel P. Berrange wrote:
On Mon, Aug
Marcelo Tosatti mtosa...@redhat.com writes:
On Tue, Aug 14, 2012 at 01:53:01PM -0500, Anthony Liguori wrote:
Marcelo Tosatti mtosa...@redhat.com writes:
On Tue, Aug 14, 2012 at 05:55:54PM +0300, Yan Vugenfirer wrote:
On Aug 14, 2012, at 1:42 PM, Jan Kiszka wrote:
On 2012-08-14
Cornelia Huck cornelia.h...@de.ibm.com writes:
Add a driver for kvm guests that matches virtual ccw devices provided
by the host as virtio bridge devices.
These virtio-ccw devices use a special set of channel commands in order
to perform virtio functions.
Signed-off-by: Cornelia Huck
On Tue, 2012-08-07 at 13:05 -0600, Alex Williamson wrote:
Hi Linus,
The following changes since commit 42a579a0f960081cd16fc945036e4780c3ad3202:
Merge branches 'timers-urgent-for-linus' and 'perf-urgent-for-linus' of
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (2012-08-05
On 14 August 2012 19:53, Anthony Liguori anth...@codemonkey.ws wrote:
Forget about !x86 platforms. They have their own way to do this sort of
thing. Think of this feature like a status LED on a motherboard. These
are very common and usually controlled by IO ports.
Please don't forget !x86
On Mon, 2012-08-13 at 21:17 +0300, Michael S. Tsirkin wrote:
On Mon, Aug 13, 2012 at 08:06:17PM +0200, Jan Kiszka wrote:
On 2012-08-13 20:03, Michael S. Tsirkin wrote:
On Mon, Aug 13, 2012 at 02:06:10PM +0200, Jan Kiszka wrote:
On 2012-08-13 10:35, Nicholas A. Bellinger wrote:
From:
On Mon, 2012-08-13 at 12:02 +0300, Michael S. Tsirkin wrote:
On Mon, Aug 13, 2012 at 08:35:17AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@linux-iscsi.org
This patch fixes bug in the definition of VirtIOSCSI-cmd_vqs[0],
where the return of virtio_add_queue() in
On Mon, 2012-08-13 at 11:53 +0300, Michael S. Tsirkin wrote:
On Mon, Aug 13, 2012 at 08:35:14AM +, Nicholas A. Bellinger wrote:
From: Stefan Hajnoczi stefa...@linux.vnet.ibm.com
This patch adds a new type of host device that drives the vhost_scsi
device. The syntax to add vhost-scsi
v3:
- Incorporate feedback from Anthony, Avi, and Jan (Thank you!)
I've also added a new tag to my github tree, so those who have
already reviewed can check the delta by comparing:
git://github.com/awilliam/qemu-vfio.git
tags/vfio-pci-for-qemu-1.2
tags/vfio-pci-for-qemu-1.2-v2
Signed-off-by: Alex Williamson alex.william...@redhat.com
---
scripts/update-linux-headers.sh |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/scripts/update-linux-headers.sh b/scripts/update-linux-headers.sh
index 9d2a4bc..270d32b 100755
---
Based on Linux as of ddf343f6. Note that vfio.h isn't yet an
installed header at this commit, but is fixed by trivial update to
include/linux/Kbuild.
Signed-off-by: Alex Williamson alex.william...@redhat.com
---
linux-headers/asm-s390/kvm.h |2
linux-headers/asm-s390/kvm_para.h |
On 2012-08-14 21:09, Alex Williamson wrote:
+static void vfio_map_bar(VFIODevice *vdev, int nr)
+{
+VFIOBAR *bar = vdev-bars[nr];
+unsigned size = bar-size;
+char name[64];
+uint32_t pci_bar;
+uint8_t type;
+int ret;
+
+/* Skip both unimplemented BARs and the
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