On 09/03/2012 10:09 AM, Hugo wrote:
On Sun, Sep 2, 2012 at 8:29 AM, Xiao Guangrong
xiaoguangr...@linux.vnet.ibm.com wrote:
On 09/01/2012 05:30 AM, Hui Lin (Hugo) wrote:
On Thu, Aug 30, 2012 at 9:54 PM, Xiao Guangrong
xiaoguangr...@linux.vnet.ibm.com wrote:
On 08/31/2012 02:59 AM, Hugo wrote:
Il 02/07/2012 02:29, Rusty Russell ha scritto:
VIRTIO_BALLOON_F_MUST_TELL_HOST
implies you should tell the host (eventually). I don't know if any
implementations actually care though.
This is indeed broken, because it is a negative feature: it tells you
that implicit deflate is _not_
Il 31/08/2012 15:19, Andrew Holway ha scritto:
I have 4096 block devices from sda..sdx.
Do you mean (here and in your other cache=none message) that the host
devices have 4k logical blocks?
If so, and if you use cache=none, you need to export them as 4k block
devices to the guest as well. This
Hi
Please send in any agenda items you are interested in covering.
Thanks, Juan.
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于 2012年08月31日 02:29, David Ahern 写道:
In addition to Andrew's comment about making the stats struct and
functions generic...
Yes. :-)
On 8/27/12 3:51 AM, Dong Hao wrote:
---8---
+static void exit_event_decode_key(struct event_key *key, char
decode[20])
+{
+ const char *exit_reason =
On 09/03/2012 02:27 AM, Davidlohr Bueso wrote:
On Fri, 2012-08-31 at 14:37 -0300, Marcelo Tosatti wrote:
On Fri, Aug 31, 2012 at 06:10:48PM +0200, Davidlohr Bueso wrote:
For processors that support VPIDs we should invalidate the page table entry
specified by the lineal address. For this
On Fri, Aug 31, 2012 at 6:05 PM, Andrew Holway a.hol...@syseleven.de wrote:
I am trying to host KVM machines on an NFSoRDMA mount.
This works:
-drive file=/mnt/vm001.img,if=none,id=drive-virtio-disk0,format=raw -device
On Mon, Jul 30, 2012 at 9:10 PM, Mark Moseley moseleym...@gmail.com wrote:
While I might've answered my own question, I'm no fio expert. I don't
necessarily trust that I'm testing it correctly, which is why I'm
asking here. Running the same test multiple times gives me
30-40meg/sec for both
On 09/01/2012 03:35 PM, Rusty Russell wrote:
Avi Kivity a...@redhat.com writes:
-Capability: basic
+Capability: KVM_CAP_REG_LIST
Architectures: arm
all
OK, I guess that's to be true in future. Fixed.
Type: vcpu ioctl
-Parameters: struct kvm_msr_list (in/out)
+Parameters: struct
On 08/23/2012 11:51 AM, Hao, Xudong wrote:
-Original Message-
From: kvm-ow...@vger.kernel.org [mailto:kvm-ow...@vger.kernel.org] On
Behalf Of Avi Kivity
Sent: Monday, August 20, 2012 6:43 PM
To: Roedel, Joerg
Cc: Hao, Xudong; kvm@vger.kernel.org; Zhang, Xiantao
Subject: Re: [PATCH]
On 08/23/2012 10:49 AM, Pandarathil, Vijaymohan R wrote:
Hi,
I am looking for the recommended approach for accessing KVM driver data from
other kernel components. In my case, I need to set some global variable/state
in KVM driver from one of the NMI handlers. I see that using kvm_x86_ops
On 08/31/2012 08:05 PM, Andrew Holway wrote:
Hi,
I am trying to host KVM machines on an NFSoRDMA mount.
This works:
-drive file=/mnt/vm001.img,if=none,id=drive-virtio-disk0,format=raw -device
virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0
This
On 08/27/2012 12:51 PM, Dong Hao wrote:
From: Xiao Guangrong xiaoguangr...@linux.vnet.ibm.com
'perf kvm stat record/report' will use kvm_exit and kvm_mmio(read...) to
calculate mmio read emulated time for the old kernel, in order to trace
mmio read event more exactly, we add kvm_mmio_begin
On 08/27/2012 12:51 PM, Dong Hao wrote:
From: Xiao Guangrong xiaoguangr...@linux.vnet.ibm.com
Exporting KVM exit information to userspace to be consumed by perf.
[ Dong Hao haod...@linux.vnet.ibm.com: rebase it on acme's git tree ]
Signed-off-by: Xiao Guangrong
Juan Quintela quint...@redhat.com wrote:
Hi
Please send in any agenda items you are interested in covering.
Thanks, Juan.
Forwarding my own email. Just put a wrong address on the 1st try (kvm@
folks receive this twice). Thanks to Markus for noticing it.
Later, Juan.
PD. /me learn not to
kvm_pic_reset() is not used anywhere. Move reset logic from
pic_ioport_write() there.
Signed-off-by: Gleb Natapov g...@redhat.com
diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
index 90c84f9..848206d 100644
--- a/arch/x86/kvm/i8259.c
+++ b/arch/x86/kvm/i8259.c
@@ -275,23 +275,20 @@ void
On 09/03/2012 09:44 AM, Juan Quintela wrote:
Hi
Please send in any agenda items you are interested in covering.
- protecting MemoryRegion::opaque during dispatch
I'm guessing Ping won't make it due to timezone problems. Jan, if you
will not participate, please remove the topic from the
At Jason's request, I am trying to help finalize the spec for
the new multiqueue feature.
Changes from Jason's rfc:
- reserved vq 3: this makes all rx vqs even and tx vqs odd, which
looks nicer to me.
- documented packet steering, added a generalized steering programming
command. Current
and report which (if any) of the output files (x1, x2, y1, y2) are
corrupted, by comparing them against the original. This will tell us
whether O_DIRECT is broken, or 512 byte block size, or neither.
Looks like you were directly on the money there. 512, 1K and 2K O_DIRECT looks
broken.
On 09/03/2012 02:57 PM, Andrew Holway wrote:
and report which (if any) of the output files (x1, x2, y1, y2) are
corrupted, by comparing them against the original. This will tell us
whether O_DIRECT is broken, or 512 byte block size, or neither.
Looks like you were directly on the
Signed-off-by: Gleb Natapov g...@redhat.com
---
arch/x86/include/asm/kvm_emulate.h | 22 ++
arch/x86/kvm/emulate.c |4 +++-
2 files changed, 13 insertions(+), 13 deletions(-)
diff --git a/arch/x86/include/asm/kvm_emulate.h
Remove unneeded segment argument. Address structure already has correct
segment which was put there during decode.
Signed-off-by: Gleb Natapov g...@redhat.com
---
arch/x86/kvm/emulate.c | 11 ---
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/arch/x86/kvm/emulate.c
This series (or rather the last patch of it) takes different approach
to rep ins optimization. Instead of writing separate fast path for
it do the fast path inside emulator itself. This way nobody can say the
code is not reused!
Patch 1,2 are now, strictly speaking, not needed, but I think this
Optimize rep ins by allowing emulator to write back more than one
datum at a time. Introduce new operand type OP_MEM_STR which tells
writeback() that dst contains pointer to an array that should be written
back as opposite to just one data element.
Signed-off-by: Gleb Natapov g...@redhat.com
---
Current code assumes that IO exit was due to instruction emulation
and handles execution back to emulator directly. This patch adds new
userspace IO exit completion callback that can be set by any other code
that caused IO exit to userspace.
Signed-off-by: Gleb Natapov g...@redhat.com
---
Avi Kivity a...@redhat.com writes:
On 09/01/2012 03:35 PM, Rusty Russell wrote:
Passing an address in a struct is pretty bad, since it involves
compatibility wrappers.
Right, some s390 thing.
Err, no, i386 on x86-64, or ppc32 on ppc64, or arm on arm64
Any time you put a pointer in a
On 3 September 2012 13:33, Rusty Russell ru...@rustcorp.com.au wrote:
I have no idea, since I didn't hear the complaints. But any non-fixed
size array has issues in C; there's not much we can do about it.
x86 manages this fine for msrs, and I didn't have a problem using it for
my test
It looks like this issue has been dealt with, so I'm closing its ticket.
* If you would like to reopen the ticket, then please respond to this mail with
the same subject header.
* If you would like to open a new ticket, then please send a mail with a new
subject header.
In either case, the mail
On 09/02/2012 07:08 PM, Lentes, Bernd wrote:
Hi,
i have several servers with SLES 10 SP4 and want to run kvm on them. SLES 10
has kernel 2.6.16.
Is that possible ?
Thanks for any answer.
In general no. Please contact your server vendor though.
--
error compiling committee.c: too
On 09/03/2012 04:24 PM, Avi Kivity wrote:
On 09/02/2012 07:08 PM, Lentes, Bernd wrote:
Hi,
i have several servers with SLES 10 SP4 and want to run kvm on them. SLES 10
has kernel 2.6.16.
Is that possible ?
Thanks for any answer.
In general no. Please contact your server vendor
On 08/31/2012 05:37 PM, Alex Jia wrote:
Hi Andrew,
Great, BTW, in fact, you may pxe boot via VF of Intel82576, however,
Intel82576 SR-IOV network adapters
don't provide a ROM BIOS for the cards virtual functions (VF), but an image
of such a ROM is available,
and with this ROM visible to
On 2012-09-03 13:48, Avi Kivity wrote:
On 09/03/2012 09:44 AM, Juan Quintela wrote:
Hi
Please send in any agenda items you are interested in covering.
- protecting MemoryRegion::opaque during dispatch
I'm guessing Ping won't make it due to timezone problems. Jan, if you
will not
On 09/03/2012 04:35 PM, Jan Kiszka wrote:
On 2012-09-03 13:48, Avi Kivity wrote:
On 09/03/2012 09:44 AM, Juan Quintela wrote:
Hi
Please send in any agenda items you are interested in covering.
- protecting MemoryRegion::opaque during dispatch
I'm guessing Ping won't make it due to
On 08/21/2012 02:25 PM, Nikunj A. Dadhania wrote:
kernbench(lower is better)
==
base pvflushv4 %improvement
1VM48.5800 46.8513 3.55846
2VM 108.1823 104.6410 3.27346
3VM 183.2733 163.3547 10.86825
On 06/26/2012 11:32 PM, Frank Swiderski wrote:
This implementation of a virtio balloon driver uses the page cache to
store pages that have been released to the host. The communication
(outside of target counts) is one way--the guest notifies the host when
it adds a page to the page cache,
On 09/03/2012 05:33 PM, Avi Kivity wrote:
On 08/21/2012 02:25 PM, Nikunj A. Dadhania wrote:
kernbench(lower is better)
==
base pvflushv4 %improvement
1VM48.5800 46.8513 3.55846
2VM 108.1823 104.6410 3.27346
3VM
On 08/29/2012 11:49 AM, Peter Maydell wrote:
On 29 August 2012 09:47, Jan Kiszka jan.kis...@siemens.com wrote:
On 2012-08-28 23:26, Peter Maydell wrote:
Since this is arch-specific we should probably give the
resulting device a more specific name than pci-assign,
which implies that it is (a)
On 9/3/12 2:48 AM, don wrote:
于 2012年08月31日 02:29, David Ahern 写道:
In addition to Andrew's comment about making the stats struct and
functions generic...
Yes. :-)
On 8/27/12 3:51 AM, Dong Hao wrote:
---8---
+static void exit_event_decode_key(struct event_key *key, char
decode[20])
+{
+
On 08/28/2012 03:30 AM, Jan Kiszka wrote:
Maybe add case 8: and default: with abort(), also below.
PIO is never 8 bytes long, the generic layer protects us.
Note: eventually the pio space will be mapped directly to mmio (instead
of being bounced via cpu_inb() in the bridge's mmio handler),
On 08/29/2012 11:27 AM, Markus Armbruster wrote:
I don't see a point in making contributors avoid non-problems that might
conceivably become trivial problems some day. Especially when there's
no automated help with the avoiding.
-Wpointer-arith
--
error compiling committee.c: too many
Hi list,
I have been hacking the KVM-QEMU code, but need some help to be able
to perform a particular operation.
Currently, I perform some operations on the VM image after it has
received a shutdown call, and after the image itself has been fully
saved before KVM-QEMU shuts down. I perform these
On Mon, Sep 3, 2012 at 4:14 PM, Avi Kivity a...@redhat.com wrote:
On 08/29/2012 11:27 AM, Markus Armbruster wrote:
I don't see a point in making contributors avoid non-problems that might
conceivably become trivial problems some day. Especially when there's
no automated help with the
Report from smatch:
kvm-all.c:1373 kvm_init(135) warn:
variable dereferenced before check 's' (see line 1360)
's' cannot by NULL (it was alloced using g_malloc0), so there is no need
to check it here.
Signed-off-by: Stefan Weil s...@weilnetz.de
---
kvm-all.c | 12 +---
1 file
On 3 September 2012 21:40, Stefan Weil s...@weilnetz.de wrote:
Report from smatch:
kvm-all.c:1373 kvm_init(135) warn:
variable dereferenced before check 's' (see line 1360)
's' cannot by NULL (it was alloced using g_malloc0), so there is no need
to check it here.
Signed-off-by: Stefan
On Mon, 03 Sep 2012 17:33:46 +0300, Avi Kivity a...@redhat.com wrote:
On 08/21/2012 02:25 PM, Nikunj A. Dadhania wrote:
kernbench(lower is better)
==
base pvflushv4 %improvement
1VM48.5800 46.8513 3.55846
2VM 108.1823
On Tue, 2012-08-28 at 13:54 +0200, Paolo Bonzini wrote:
This patch adds queue steering to virtio-scsi. When a target is sent
multiple requests, we always drive them to the same queue so that FIFO
processing order is kept. However, if a target was idle, we can choose
a queue arbitrarily. In
On Mon, 2012-09-03 at 18:59 +0300, Avi Kivity wrote:
On 08/29/2012 11:49 AM, Peter Maydell wrote:
On 29 August 2012 09:47, Jan Kiszka jan.kis...@siemens.com wrote:
On 2012-08-28 23:26, Peter Maydell wrote:
Since this is arch-specific we should probably give the
resulting device a more
On 09/03/2012 07:13 PM, Avi Kivity wrote:
On 08/27/2012 12:51 PM, Dong Hao wrote:
From: Xiao Guangrong xiaoguangr...@linux.vnet.ibm.com
Exporting KVM exit information to userspace to be consumed by perf.
[ Dong Hao haod...@linux.vnet.ibm.com: rebase it on acme's git tree ]
Signed-off-by:
On 09/03/2012 07:07 PM, Avi Kivity wrote:
On 08/27/2012 12:51 PM, Dong Hao wrote:
From: Xiao Guangrong xiaoguangr...@linux.vnet.ibm.com
'perf kvm stat record/report' will use kvm_exit and kvm_mmio(read...) to
calculate mmio read emulated time for the old kernel, in order to trace
mmio read
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