At 03/12/2012 06:33 PM, Avi Kivity Wrote:
On 03/12/2012 11:04 AM, Wen Congyang wrote:
Do you have any other comments about this patch?
Not really, but I'm not 100% convinced the patch is worthwhile. It's
likely to only be used by Linux, which has kexec facilities, and you can
put talk to
On 03/13/2012 08:44 AM, Wen Congyang wrote:
At 03/12/2012 06:33 PM, Avi Kivity Wrote:
On 03/12/2012 11:04 AM, Wen Congyang wrote:
Do you have any other comments about this patch?
Not really, but I'm not 100% convinced the patch is worthwhile. It's
likely to only be used by Linux,
Avi Kivity a...@redhat.com wrote:
It occurs to me that we should write-protect huge page tables, since it
makes write protection much faster (we make up for this later at write
fault time, but that might not occur, and even if it does we reduce
guest jitter). In fact I once proposed a more
On Mon, Mar 12, 2012 at 12:33:33PM +0200, Avi Kivity wrote:
On 03/12/2012 11:04 AM, Wen Congyang wrote:
Do you have any other comments about this patch?
Not really, but I'm not 100% convinced the patch is worthwhile. It's
likely to only be used by Linux, which has kexec facilities, and
On 03/09/2012 05:00 PM, zwu.ker...@gmail.com wrote:
From: Stefan Hajnoczistefa...@linux.vnet.ibm.com
There is no longer a distinction between vlan clients and non-vlan
clients in the net core. The net core only knows about point-to-point
clients which are connected to a peer. It's time to
On Tue, Mar 13, 2012 at 5:23 PM, Mark Wu wu...@linux.vnet.ibm.com wrote:
On 03/09/2012 05:00 PM, zwu.ker...@gmail.com wrote:
From: Stefan Hajnoczistefa...@linux.vnet.ibm.com
There is no longer a distinction between vlan clients and non-vlan
clients in the net core. The net core only knows
On Mon, 2012-03-12 at 12:34 +0200, Avi Kivity wrote:
On 03/12/2012 01:29 PM, Davidlohr Bueso wrote:
On Mon, 2012-03-12 at 10:22 +0200, Avi Kivity wrote:
On 03/11/2012 05:57 PM, Davidlohr Bueso wrote:
From: Davidlohr Bueso d...@gnu.org
Add a new tracepoint for vpid allocation and
On 03/13/2012 12:58 PM, Davidlohr Bueso wrote:
On Mon, 2012-03-12 at 12:34 +0200, Avi Kivity wrote:
On 03/12/2012 01:29 PM, Davidlohr Bueso wrote:
On Mon, 2012-03-12 at 10:22 +0200, Avi Kivity wrote:
On 03/11/2012 05:57 PM, Davidlohr Bueso wrote:
From: Davidlohr Bueso d...@gnu.org
Older kernels have a 6 device limit on the KVM io bus.
This patch makes kvm_has_many_ioeventfds() return available
ioeventfd count. ioeventfd will be disabled if there is
no 7 available ioeventfds.
Signed-off-by: Amos Kong ak...@redhat.com
---
hw/virtio-pci.c |2 +-
kvm-all.c |9
Boot up guest with 232 virtio-blk disk, qemu will abort for fail to
allocate ioeventfd. This patchset changes kvm_has_many_ioeventfds(),
and check if available ioeventfd exists. If not, virtio-pci will
fallback to userspace, and don't use ioeventfd for io notification.
---
Amos Kong (2):
Older kernels have a 6 device limit on the KVM io bus.
This patch makes kvm_has_many_ioeventfds() return available
ioeventfd count. ioeventfd will be disabled if there is
no 7 available ioeventfds.
Signed-off-by: Amos Kong ak...@redhat.com
---
hw/virtio-pci.c |2 +-
kvm-all.c |9
Qemu already supported multiple function devices, pci-bridge
would support more pci devices. But iobus dev in kernel are
limited. If there is no enough available ioeventfd, then
clean VIRTIO_PCI_FLAG_USE_IOEVENTFD bit, virtio-pci would
fallback to userspace.
Signed-off-by: Amos Kong
On 03/13/2012 11:18 AM, Daniel P. Berrange wrote:
On Mon, Mar 12, 2012 at 12:33:33PM +0200, Avi Kivity wrote:
On 03/12/2012 11:04 AM, Wen Congyang wrote:
Do you have any other comments about this patch?
Not really, but I'm not 100% convinced the patch is worthwhile. It's
likely to
On Tue, Mar 13, 2012 at 10:42 AM, Amos Kong ak...@redhat.com wrote:
Boot up guest with 232 virtio-blk disk, qemu will abort for fail to
allocate ioeventfd. This patchset changes kvm_has_many_ioeventfds(),
and check if available ioeventfd exists. If not, virtio-pci will
fallback to userspace,
On 11.02.2012 09:55, Corentin Chary wrote:
On Thu, Feb 9, 2012 at 7:08 PM, Peter Lievenp...@dlh.net wrote:
Hi,
is anyone aware if there are still problems when enabling the threaded vnc
server?
I saw some VMs crashing when using a qemu-kvm build with
--enable-vnc-thread.
qemu-kvm-1.0[22646]:
Please tag uq/master patches with PATCH uq/master.
On 2012-03-13 11:42, Amos Kong wrote:
Older kernels have a 6 device limit on the KVM io bus.
This patch makes kvm_has_many_ioeventfds() return available
ioeventfd count. ioeventfd will be disabled if there is
no 7 available ioeventfds.
On 13/03/12 19:23, Stefan Hajnoczi wrote:
On Tue, Mar 13, 2012 at 10:42 AM, Amos Kongak...@redhat.com wrote:
Boot up guest with 232 virtio-blk disk, qemu will abort for fail to
allocate ioeventfd. This patchset changes kvm_has_many_ioeventfds(),
and check if available ioeventfd exists. If not,
On 13/03/12 19:50, Jan Kiszka wrote:
Please tag uq/master patches with PATCH uq/master.
On 2012-03-13 11:42, Amos Kong wrote:
Older kernels have a 6 device limit on the KVM io bus.
This patch makes kvm_has_many_ioeventfds() return available
ioeventfd count. ioeventfd will be disabled if there
On 2012-03-13 13:00, Amos Kong wrote:
On 13/03/12 19:50, Jan Kiszka wrote:
Please tag uq/master patches with PATCH uq/master.
On 2012-03-13 11:42, Amos Kong wrote:
Older kernels have a 6 device limit on the KVM io bus.
This patch makes kvm_has_many_ioeventfds() return available
ioeventfd
- Original Message -
On 2012-03-13 13:00, Amos Kong wrote:
On 13/03/12 19:50, Jan Kiszka wrote:
Please tag uq/master patches with PATCH uq/master.
On 2012-03-13 11:42, Amos Kong wrote:
Older kernels have a 6 device limit on the KVM io bus.
This patch makes
On Tue, Mar 13, 2012 at 01:22:42AM +0100, Andreas Färber wrote:
Am 12.03.2012 13:40, schrieb Juan Quintela:
Please send in any agenda items you are interested in covering.
* QEMU 1.1 roadmap
If we're still aiming for a release in early May that would mean a
feature freeze in about four
On 13.03.2012, at 03:49, Benjamin Herrenschmidt wrote:
There is nothing in the code for emulating TCE tables in the kernel
that prevents it from working on PR KVM... other than ifdef's and
location of the code.
This renames book3s_64_vio_hv.c to book3s_64_vio.c and moves the
bulk of the
On Mon, 2012-03-12 at 09:48 +0100, Lennert Buytenhek wrote:
Since it can lead to problems (address database mismatches, doesn't
correctly handle STP transitions or topology changes automatically),
I think it should be avoided whenever possible. I don't see any
advantages of hardware based
On Tue, Mar 13, 2012 at 01:22:42AM +0100, Andreas Färber wrote:
Am 12.03.2012 13:40, schrieb Juan Quintela:
Please send in any agenda items you are interested in covering.
* QEMU 1.1 roadmap
If we're still aiming for a release in early May that would mean a
feature freeze in about four
On Mon, Mar 12, 2012 at 04:32:46PM -0600, Alex Williamson wrote:
VFIO is completely stalled waiting on a poorly defined device isolation
infrastructure to take shape. Rather than waiting any longer, I've
decided to write my own. This is nowhere near ready for upstream, but
attempts to hash
Am 13.03.2012 03:04, schrieb Anthony Liguori:
On 03/12/2012 07:22 PM, Andreas Färber wrote:
Am 12.03.2012 13:40, schrieb Juan Quintela:
Please send in any agenda items you are interested in covering.
* QEMU 1.1 roadmap
If we're still aiming for a release in early May that would mean a
On Tue, Mar 13, 2012 at 11:51 AM, Amos Kong ak...@redhat.com wrote:
On 13/03/12 19:23, Stefan Hajnoczi wrote:
On Tue, Mar 13, 2012 at 10:42 AM, Amos Kongak...@redhat.com wrote:
Boot up guest with 232 virtio-blk disk, qemu will abort for fail to
allocate ioeventfd. This patchset changes
Hi
Today was a short call, list of issues discussed:
Release dates for 1.1
- Soft-freeze: 15st April
- Hard-freeze: 1st May
- Change to 3 months release cycle?
discuss on list.
- nodev config?
* should it respect machine types
* cpu models are a mess (go figure)
* try to use andreas
On Mon, Mar 12, 2012 at 04:32:54PM -0600, Alex Williamson wrote:
Signed-off-by: Alex Williamson alex.william...@redhat.com
---
drivers/base/Kconfig | 10 +
drivers/base/Makefile |1
drivers/base/base.h |5
drivers/base/isolation.c | 798
- Original Message -
On Tue, Mar 13, 2012 at 11:51 AM, Amos Kong ak...@redhat.com wrote:
On 13/03/12 19:23, Stefan Hajnoczi wrote:
On Tue, Mar 13, 2012 at 10:42 AM, Amos Kongak...@redhat.com
wrote:
Boot up guest with 232 virtio-blk disk, qemu will abort for fail
to
On Tue, Mar 13, 2012 at 12:29 PM, Peter Lieven p...@dlh.net wrote:
On 11.02.2012 09:55, Corentin Chary wrote:
On Thu, Feb 9, 2012 at 7:08 PM, Peter Lievenp...@dlh.net wrote:
Hi,
is anyone aware if there are still problems when enabling the threaded
vnc
server?
I saw some VMs crashing
On 13.03.2012, at 16:05, Corentin Chary wrote:
On Tue, Mar 13, 2012 at 12:29 PM, Peter Lieven p...@dlh.net wrote:
On 11.02.2012 09:55, Corentin Chary wrote:
On Thu, Feb 9, 2012 at 7:08 PM, Peter Lievenp...@dlh.net wrote:
Hi,
is anyone aware if there are still problems when enabling
On Tue, Mar 13, 2012 at 2:47 PM, Amos Kong ak...@redhat.com wrote:
- Original Message -
On Tue, Mar 13, 2012 at 11:51 AM, Amos Kong ak...@redhat.com wrote:
On 13/03/12 19:23, Stefan Hajnoczi wrote:
On Tue, Mar 13, 2012 at 10:42 AM, Amos Kongak...@redhat.com
wrote:
Boot up
On Wed, Mar 07, 2012 at 06:47:45AM +0800, Amos Kong wrote:
Introduce tcp_server_start() by moving original code in
tcp_start_incoming_migration().
Signed-off-by: Amos Kong ak...@redhat.com
---
net.c | 28
qemu_socket.h |2 ++
2 files changed, 30
On Wed, 2012-03-14 at 01:33 +1100, David Gibson wrote:
On Mon, Mar 12, 2012 at 04:32:54PM -0600, Alex Williamson wrote:
Signed-off-by: Alex Williamson alex.william...@redhat.com
---
drivers/base/Kconfig | 10 +
drivers/base/Makefile |1
drivers/base/base.h |
On Wed, Mar 07, 2012 at 06:48:03AM +0800, Amos Kong wrote:
Introduce tcp_client_start() by moving original code in
tcp_start_outgoing_migration().
Signed-off-by: Amos Kong ak...@redhat.com
---
net.c | 41 +
qemu_socket.h |1 +
2 files
On Wed, Mar 07, 2012 at 06:48:48AM +0800, Amos Kong wrote:
IPv6 address contains colons, parse will be wrong.
[2312::8274]:5200
Signed-off-by: Amos Kong ak...@redhat.com
---
net.c |2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/net.c b/net.c
index
On Wed, Mar 07, 2012 at 06:48:57AM +0800, Amos Kong wrote:
That method of representing an IPv6 address with a port is
I'm not sure what that is referencing. I assumed the previous patch
but the representation seems to be the same?
discouraged because of its ambiguity. Referencing to RFC5952,
On Tue, 2012-03-13 at 14:47 +0100, Alexander Graf wrote:
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -183,10 +183,14 @@ struct kvm_arch {
unsigned long lpcr;
unsigned long rmor;
struct kvmppc_rma_info *rma;
- struct list_head spapr_tce_tables;
unsigned short
Am 13.03.2012 um 21:09 schrieb Benjamin Herrenschmidt
b...@kernel.crashing.org:
On Tue, 2012-03-13 at 14:47 +0100, Alexander Graf wrote:
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -183,10 +183,14 @@ struct kvm_arch {
unsigned long lpcr;
unsigned long rmor;
struct
On 08.03.2012, at 22:44, Christoffer Dall wrote:
Any news on the status of this?
On Thu, Feb 9, 2012 at 8:45 PM, Alexander Graf ag...@suse.de wrote:
On 10.02.2012, at 02:40, Christoffer Dall wrote:
The kvm_vcpu_kick function performs roughly the same funcitonality on
most all
On Tue, Mar 13, 2012 at 4:34 PM, Alexander Graf ag...@suse.de wrote:
On 08.03.2012, at 22:44, Christoffer Dall wrote:
Any news on the status of this?
On Thu, Feb 9, 2012 at 8:45 PM, Alexander Graf ag...@suse.de wrote:
On 10.02.2012, at 02:40, Christoffer Dall wrote:
The kvm_vcpu_kick
On 13.03.2012, at 21:47, Christoffer Dall wrote:
On Tue, Mar 13, 2012 at 4:34 PM, Alexander Graf ag...@suse.de wrote:
On 08.03.2012, at 22:44, Christoffer Dall wrote:
Any news on the status of this?
On Thu, Feb 9, 2012 at 8:45 PM, Alexander Graf ag...@suse.de wrote:
On 10.02.2012,
On PowerPC, we sometimes use a waitqueue per core, not per thread,
so we can't always use the vcpu internal waitqueue.
This code has been generalized by Christoffer Dall recently, but
unfortunately broke compilation for PowerPC. At the time the helper
function is defined, struct kvm_vcpu is not
There are 4 conditional trapping instructions: tw, twi, td, tdi. The
ones with an i take an immediate comparison, the others compare two
registers. All of them arrive in the emulator when the condition to
trap was successfully fulfilled.
Unfortunately, we were only implementing the i versions so
On PowerPC, we sometimes use a waitqueue per core, not per thread,
so we can't always use the vcpu internal waitqueue.
This code has been generalized by Christoffer Dall recently, but
unfortunately broke compilation for PowerPC. At the time the helper
function is defined, struct kvm_vcpu is not
On Thu, Mar 01, 2012 at 07:32:16PM +0900, Takuya Yoshikawa wrote:
Dropped such mappings when we enabled dirty logging and we will never
create new ones until we stop the logging.
For this we introduce a new function which can be used to write protect
a range of PT level pages: although we do
On Fri, Mar 09, 2012 at 02:13:40PM +, Stefan Hajnoczi wrote:
The kvm kernel module includes a number of trace events which can be
useful when debugging system behavior. Even on production systems these
trace events can be used to observe guest behavior and identify the
source of problems.
Is there any comments with the version 3?
best regards
yang
-Original Message-
From: Zhang, Yang Z
Sent: Friday, March 02, 2012 2:59 PM
To: qemu-de...@nongnu.org
Cc: Jan Kiszka; kvm@vger.kernel.org; kvm@vger.kernel.org; aligu...@us.ibm.com;
Paolo Bonzini; Marcelo Tosatti
Subject:
- Original Message -
On Tue, Mar 13, 2012 at 2:47 PM, Amos Kong ak...@redhat.com wrote:
...
Hi, Stefan
diff --git a/kvm-all.c b/kvm-all.c
index 77eadf6..7157e78 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -771,6 +771,8 @@ static void
kvm_io_ioeventfd_add(MemoryRegionSection
On Tue, Mar 13, 2012 at 10:35:01PM +0100, Alexander Graf wrote:
On PowerPC, we sometimes use a waitqueue per core, not per thread,
so we can't always use the vcpu internal waitqueue.
This code has been generalized by Christoffer Dall recently, but
unfortunately broke compilation for PowerPC.
Applied, thanks.
On Sat, Mar 10, 2012 at 02:37:24PM -0500, Eric B Munson wrote:
Changes from V15:
Add arch/*/include/asm/kvm_para.h that includes the asm-generic version
Changes from V14:
Update documentation for the pvclock api
Changes from V13:
Expand on KVM_KVMCLOCK_CTRL ioctl
Marcelo Tosatti mtosa...@redhat.com wrote:
This is a race with hugetlbfs which is not an issue ATM (it is
hidden by the removal of huge sptes in get_dirty).
Thank you!
I did not notice this possibility at all.
...
It can be fixed with a preceding patch that checks whether
The Buildbot has detected a new failure on builder i386 while building kvm.
Full details are available at:
http://buildbot.b1-systems.de/kvm/builders/i386/builds/482
Buildbot URL: http://buildbot.b1-systems.de/kvm/
Buildslave for this Build: b1_kvm_1
Build Reason: The Nightly scheduler named
The Buildbot has detected a new failure on builder next-i386 while building kvm.
Full details are available at:
http://buildbot.b1-systems.de/kvm/builders/next-i386/builds/471
Buildbot URL: http://buildbot.b1-systems.de/kvm/
Buildslave for this Build: b1_kvm_1
Build Reason: The Nightly
Marcelo Tosatti mtosa...@redhat.com wrote:
guest fault enable dirty logging
tdp_page_fault (all _page_fault functions) kvm_set_memory_region
level = mapping_level(vcpu, gfn)
(finds level == 2 or 3)
On 13.03.2012, at 03:49, Benjamin Herrenschmidt wrote:
There is nothing in the code for emulating TCE tables in the kernel
that prevents it from working on PR KVM... other than ifdef's and
location of the code.
This renames book3s_64_vio_hv.c to book3s_64_vio.c and moves the
bulk of the
On Tue, 2012-03-13 at 14:47 +0100, Alexander Graf wrote:
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -183,10 +183,14 @@ struct kvm_arch {
unsigned long lpcr;
unsigned long rmor;
struct kvmppc_rma_info *rma;
- struct list_head spapr_tce_tables;
unsigned short
Am 13.03.2012 um 21:09 schrieb Benjamin Herrenschmidt
b...@kernel.crashing.org:
On Tue, 2012-03-13 at 14:47 +0100, Alexander Graf wrote:
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -183,10 +183,14 @@ struct kvm_arch {
unsigned long lpcr;
unsigned long rmor;
struct
On 08.03.2012, at 22:44, Christoffer Dall wrote:
Any news on the status of this?
On Thu, Feb 9, 2012 at 8:45 PM, Alexander Graf ag...@suse.de wrote:
On 10.02.2012, at 02:40, Christoffer Dall wrote:
The kvm_vcpu_kick function performs roughly the same funcitonality on
most all
On Tue, Mar 13, 2012 at 4:34 PM, Alexander Graf ag...@suse.de wrote:
On 08.03.2012, at 22:44, Christoffer Dall wrote:
Any news on the status of this?
On Thu, Feb 9, 2012 at 8:45 PM, Alexander Graf ag...@suse.de wrote:
On 10.02.2012, at 02:40, Christoffer Dall wrote:
The kvm_vcpu_kick
On 13.03.2012, at 21:47, Christoffer Dall wrote:
On Tue, Mar 13, 2012 at 4:34 PM, Alexander Graf ag...@suse.de wrote:
On 08.03.2012, at 22:44, Christoffer Dall wrote:
Any news on the status of this?
On Thu, Feb 9, 2012 at 8:45 PM, Alexander Graf ag...@suse.de wrote:
On 10.02.2012,
On PowerPC, we sometimes use a waitqueue per core, not per thread,
so we can't always use the vcpu internal waitqueue.
This code has been generalized by Christoffer Dall recently, but
unfortunately broke compilation for PowerPC. At the time the helper
function is defined, struct kvm_vcpu is not
There are 4 conditional trapping instructions: tw, twi, td, tdi. The
ones with an i take an immediate comparison, the others compare two
registers. All of them arrive in the emulator when the condition to
trap was successfully fulfilled.
Unfortunately, we were only implementing the i versions so
On PowerPC, we sometimes use a waitqueue per core, not per thread,
so we can't always use the vcpu internal waitqueue.
This code has been generalized by Christoffer Dall recently, but
unfortunately broke compilation for PowerPC. At the time the helper
function is defined, struct kvm_vcpu is not
On Tue, Mar 13, 2012 at 10:35:01PM +0100, Alexander Graf wrote:
On PowerPC, we sometimes use a waitqueue per core, not per thread,
so we can't always use the vcpu internal waitqueue.
This code has been generalized by Christoffer Dall recently, but
unfortunately broke compilation for PowerPC.
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