(a) Is cloning guests useful for you or not? Often or infrequently?
I don't 'clone' in the strict sense of the word. I create a base raw
OS image and provide that image to other users as a common starting
point for them to setup their guests. I don't care about the XML
definition, just the raw
Good stuff, just a few questions.
Gerd Hoffmann kra...@redhat.com writes:
The device path isn't just a number. It specifies the physical port
the device is connected to and in case the device is connected via
usb hub you'll have two numbers there, like this: 5.1. The first
specifies the
On Tue, May 10, 2011 at 6:40 PM, Carl Karsten c...@personnelware.com wrote:
I would expect the syntax to look like this:
qemu -hda 1.qcow2 -net nick -net
user,hostname=qemu,search=example.com,sales.example.com
Comma escaping is needed but it seems like a reasonable feature to me.
Stefan
On Wed, May 11, 2011 at 8:58 AM, Shribman, Aidan aidan.shrib...@sap.com wrote:
From: Aidan Shribman aidan.shrib...@sap.com
[PATCH] Add warmup phase for live migration of large memory apps
By invoking migrate -w url we initiate a background live-migration
transferring of dirty pages
On 05/10/2011 02:51 AM, Rob Landley wrote:
Until recently, -net options used to add interfaces to linux in the same
order they went on the command line, so the first one you listed on the
qemu command line would become eth0, the second -net became eth1, and so
on. Now they're added in
The PL041 driver provides an interface to an ACLink bus.
The LM4549 driver emulates a DAC connected on the ACLink bus.
Only audio playback is implemented.
Shouldn't this be shared with the other AC97 devices?
Paul
To run automated tests for coroutines:
make check-coroutine
./check-coroutine
On success the program terminates with exit status 0. On failure an
error message is written to stderr and the program exits with exit
status 1.
Signed-off-by: Stefan Hajnoczi stefa...@linux.vnet.ibm.com
---
QEMU is event-driven and suffers when blocking operations are performed because
VM execution may be stopped until the operation completes. Therefore many
operations that could block are performed asynchronously and a callback is
invoked when the operation has completed. This allows QEMU to
From: Kevin Wolf kw...@redhat.com
Asynchronous code is becoming very complex. At the same time
synchronous code is growing because it is convenient to write.
Sometimes duplicate code paths are even added, one synchronous and the
other asynchronous. This patch introduces coroutines which allow
Stefan Hajnoczi stefa...@gmail.com writes:
On Tue, May 10, 2011 at 6:40 PM, Carl Karsten c...@personnelware.com wrote:
I would expect the syntax to look like this:
qemu -hda 1.qcow2 -net nick -net
user,hostname=qemu,search=example.com,sales.example.com
Comma escaping is needed but it seems
Am 11.05.2011 12:15, schrieb Stefan Hajnoczi:
From: Kevin Wolf kw...@redhat.com
Asynchronous code is becoming very complex. At the same time
synchronous code is growing because it is convenient to write.
Sometimes duplicate code paths are even added, one synchronous and the
other
glad I could help
the original bug report is here: https://bugs.launchpad.net/qemu/+bug/757654
should I update it? or will it be updated when the patch reaches master?
j.
On Mon, May 9, 2011 at 1:43 PM, Gerd Hoffmann kra...@redhat.com wrote:
On 05/09/11 12:16, Jan Vesely wrote:
UHCI host
On 05/10/2011 11:02 AM, BrillyWu wrote:
From: BrillyWubrill...@viatech.com.cn
When KVM is running on VIA CPU with host cpu's model, the
feautures of VIA CPU will be passed into kvm guest by calling
the CPUID instruction for Centaur.
Applied, thanks.
--
error compiling committee.c: too many
On 05/11/2011 12:15 PM, Stefan Hajnoczi wrote:
+#ifdef __i386__
+asm volatile(
+mov %%esp, %%ebx;
+mov %0, %%esp;
+pushl %1;
+call _trampoline;
+mov %%ebx, %%esp;
+: : r (co-stack + co-stack_size), r (co) : ebx
+);
This is incomplete, it
Am 11.05.2011 14:04, schrieb Paolo Bonzini:
On 05/11/2011 12:15 PM, Stefan Hajnoczi wrote:
+#ifdef __i386__
+asm volatile(
+mov %%esp, %%ebx;
+mov %0, %%esp;
+pushl %1;
+call _trampoline;
+mov %%ebx, %%esp;
+: : r (co-stack +
On 05/11/2011 05:15 AM, Stefan Hajnoczi wrote:
From: Kevin Wolfkw...@redhat.com
Asynchronous code is becoming very complex. At the same time
synchronous code is growing because it is convenient to write.
Sometimes duplicate code paths are even added, one synchronous and the
other asynchronous.
On 05/11/2011 02:36 PM, Anthony Liguori wrote:
So the only Linux host we support is x86??
We can't reasonably do this IMHO. If we're going to go this route, we
should at least fall back to setcontext for the sake of portability.
That was:
diff --git a/coroutine-win32.c b/coroutine-win32.c
On 05/11/2011 07:04 AM, Paolo Bonzini wrote:
On 05/11/2011 12:15 PM, Stefan Hajnoczi wrote:
+#ifdef __i386__
+ asm volatile(
+ mov %%esp, %%ebx;
+ mov %0, %%esp;
+ pushl %1;
+ call _trampoline;
+ mov %%ebx, %%esp;
+ : : r (co-stack + co-stack_size), r (co) : ebx
+ );
This is incomplete, it
On 05/11/2011 02:51 PM, Anthony Liguori wrote:
How about a generic thread fallback? That's what we do in gtk-vnc and
it solves the portability issue in a very robust way.
A very slow way, too (on Windows at least if you use qemu_cond...).
Paolo
On Wed, May 11, 2011 at 1:46 PM, Paolo Bonzini pbonz...@redhat.com wrote:
On 05/11/2011 02:36 PM, Anthony Liguori wrote:
diff --git a/coroutine-win32.c b/coroutine-win32.c
Kevin: This reminds me that I did not run ./check-coroutine on win32.
If you are able to run it in your environment that
Am 11.05.2011 14:36, schrieb Anthony Liguori:
On 05/11/2011 05:15 AM, Stefan Hajnoczi wrote:
From: Kevin Wolfkw...@redhat.com
Asynchronous code is becoming very complex. At the same time
synchronous code is growing because it is convenient to write.
Sometimes duplicate code paths are even
On 05/11/2011 07:52 AM, Paolo Bonzini wrote:
On 05/11/2011 02:51 PM, Anthony Liguori wrote:
How about a generic thread fallback? That's what we do in gtk-vnc and
it solves the portability issue in a very robust way.
A very slow way, too (on Windows at least if you use qemu_cond...).
That
The spice locking fixes cherry-picked from master need qemu mutexes.
Enable CONFIG_THREAD when enabling spice so they get linked in.
Signed-off-by: Gerd Hoffmann kra...@redhat.com
---
configure |1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/configure b/configure
index
This patch moves the displaystate callback calls for setting the cursor
and the mouse pointer from spice server to qemu (iothread) context.
This allows us to simplify locking.
Signed-off-by: Gerd Hoffmann kra...@redhat.com
(cherry picked from commit 075360945860ad9bdd491921954b383bf762b0e5)
---
We don't use qemu internals from spice server context any more.
Thus we don't also need to grab the iothread mutex from spice
server context. And we don't have to temporarely release the
lock to avoid deadlocks. Drop all the calls.
Signed-off-by: Gerd Hoffmann kra...@redhat.com
(cherry picked
Hi,
Here are the spice locking fixes backported to the 0.14 stable branch.
please pull,
Gerd
The following changes since commit 56a60dd6d619877e9957ba06b92d2f276e3c229d:
Version 0.14.1 (2011-05-04 13:50:56 -0500)
are available in the git repository at:
This patch moves the creation of spice screen updates from the spice
server context to qemu iothread context (display refresh timer to be
exact). This way we avoid accessing qemu internals (display surface)
from spice thread context which in turn allows us to simplify locking.
Signed-off-by:
From: Jes Sorensen jes.soren...@redhat.com
qemu_spice_set_passwd() and qemu_spice_set_pw_expire() dummy functions
needs to be inline, in order to handle the case where they are called
without checking the return value.
Signed-off-by: Jes Sorensen jes.soren...@redhat.com
Signed-off-by: Gerd
On 05/11/2011 02:58 AM, Shribman, Aidan wrote:
From: Aidan Shribmanaidan.shrib...@sap.com
[PATCH] Add warmup phase for live migration of large memory apps
By invoking migrate -wurl we initiate a background live-migration
transferring of dirty pages continuously until invocation of migrate_end
On 05/11/2011 03:05 PM, Anthony Liguori wrote:
A very slow way, too (on Windows at least if you use qemu_cond...).
That doesn't mean you can't do a fiber implementation for Windows... but
having a highly portable fallback is a good thing.
I agree but where would you place it, since QEMU is
On Wed, May 11, 2011 at 03:45:39PM +0200, Paolo Bonzini wrote:
On 05/11/2011 03:05 PM, Anthony Liguori wrote:
A very slow way, too (on Windows at least if you use qemu_cond...).
That doesn't mean you can't do a fiber implementation for Windows... but
having a highly portable fallback is a
On 7 May 2011 12:40, Alexander Graf ag...@suse.de wrote:
So I suppose the only thing missing is a --disable-cocoa option, yup.
I've just noticed that some of the code in block/raw-posix.c
uses the CONFIG_COCOA #define to gate whether to do MacOSX
specific handling of CDROMs and so on. I'm not a
-Original Message-
From: Anthony Liguori [mailto:anth...@codemonkey.ws]
Sent: Wednesday, May 11, 2011 4:35 PM
To: Shribman, Aidan
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] Add warmup phase for live
migration of large memory apps
On 05/11/2011 02:58 AM,
On Wed, May 11, 2011 at 6:01 AM, Markus Armbruster arm...@redhat.com wrote:
Stefan Hajnoczi stefa...@gmail.com writes:
On Tue, May 10, 2011 at 6:40 PM, Carl Karsten c...@personnelware.com wrote:
I would expect the syntax to look like this:
qemu -hda 1.qcow2 -net nick -net
On Wed, May 11, 2011 at 4:22 PM, Carl Karsten c...@personnelware.com wrote:
On Wed, May 11, 2011 at 6:01 AM, Markus Armbruster arm...@redhat.com wrote:
Stefan Hajnoczi stefa...@gmail.com writes:
On Tue, May 10, 2011 at 6:40 PM, Carl Karsten c...@personnelware.com
wrote:
I would expect the
This patch adds a dummy legacy ISA device whose responsibility is to
deploy sgabios, an option rom for a serial graphics adapter.
The proposal is that this device is always-on when -nographics,
but can otherwise be enable in any setup when -device sga is used.
Signed-off-by: Glauber Costa
On Wed, May 11, 2011 at 12:28 AM, Paul Brook p...@codesourcery.com wrote:
TCG uses a fixed global register (AREG0) to which points to currently
used CPUState, also known as 'env'. Using a fixed register has the
downsides that the register must be reserved by TCG for generated code
and by the
On Wed, May 11, 2011 at 12:58 AM, Richard Henderson r...@twiddle.net wrote:
On 05/10/2011 01:54 PM, Blue Swirl wrote:
TCG the generator backend
-AREG0 is used for qemu_ld/st ops for TLB access. It should be
possible for the translators to pass instead a pointer to either
CPUState or directly
On Wed, May 11, 2011 at 1:57 AM, Paul Brook p...@codesourcery.com wrote:
While we're at it, let us change things a bit further to allow guest
byte-swap load/store insns to be implemented more efficiently. For
instance, currently a sparc load_asr (little-endian), as emulated on
an x86 host,
Paul Brook wrote:
The PL041 driver provides an interface to an ACLink bus.
The LM4549 driver emulates a DAC connected on the ACLink bus.
Only audio playback is implemented.
Shouldn't this be shared with the other AC97 devices?
Paul
I organized the code in 3 different drivers (PL041 = ACLink
Blue Swirl writes:
On Wed, May 11, 2011 at 12:28 AM, Paul Brook p...@codesourcery.com wrote:
In practice generated code probably accesses CPUState often enough that a
dedicated register isn't a bad idea. My guess is that eliminating it from C
code gets us almost all of the useful benefit.
Am 11.05.2011 12:15, schrieb Stefan Hajnoczi:
From: Kevin Wolf kw...@redhat.com
Asynchronous code is becoming very complex. At the same time
synchronous code is growing because it is convenient to write.
Sometimes duplicate code paths are even added, one synchronous and the
other asynchronous.
On Wed, May 11, 2011 at 9:39 PM, Lluís xscr...@gmx.net wrote:
Blue Swirl writes:
On Wed, May 11, 2011 at 12:28 AM, Paul Brook p...@codesourcery.com wrote:
In practice generated code probably accesses CPUState often enough that a
dedicated register isn't a bad idea. My guess is that
On tis, 2011-05-10 at 12:56 +0100, Richard W.M. Jones wrote:
Fedora
--
In theory you can just write a file /.unconfigured in the root, and
Perhaps this could also be triggered by a change in the system UUID (see
dmidecode). Store the UUID in a file during kickstart/firstboot and
check
On 2011-05-11 19:11, Glauber Costa wrote:
This patch adds a dummy legacy ISA device whose responsibility is to
deploy sgabios, an option rom for a serial graphics adapter.
The proposal is that this device is always-on when -nographics,
but can otherwise be enable in any setup when -device sga
When setting up a vfio device, we can either create a new iommu
domain for each device, or use an iommu domain shared between
multiple devices. In the first case, we open /dev/uiommu for
each device and pass the new file descriptor for each device's
VFIO_DOMAIN_SET ioctl. For the latter, we use
On 2011-05-11 18:08, Stefan Hajnoczi wrote:
On Wed, May 11, 2011 at 4:22 PM, Carl Karsten c...@personnelware.com wrote:
On Wed, May 11, 2011 at 6:01 AM, Markus Armbruster arm...@redhat.com wrote:
Stefan Hajnoczi stefa...@gmail.com writes:
On Tue, May 10, 2011 at 6:40 PM, Carl Karsten
- Original Message -
From: Jan Kiszka jan.kis...@web.de
To: Glauber Costa glom...@redhat.com
Cc: k...@vger.kernel.org, aligu...@us.ibm.com, mtosa...@redhat.com,
qemu-devel@nongnu.org, a...@redhat.com
Sent: Wednesday, May 11, 2011 5:00:10 PM
Subject: Re: [PATCH] Add an isa device
12.05.2011 00:49, Jan Kiszka пишет:
On 2011-05-11 18:08, Stefan Hajnoczi wrote:
On Wed, May 11, 2011 at 4:22 PM, Carl Karsten c...@personnelware.com wrote:
On Wed, May 11, 2011 at 6:01 AM, Markus Armbruster arm...@redhat.com
wrote:
Stefan Hajnoczi stefa...@gmail.com writes:
On Tue, May 10,
Hi,
This is my current PPC patch queue containing all the collected PPC work for
Qemu so far. Please pull.
Alex
The following changes since commit 0225e254ae81c5638463cda8f5730f31619113b6:
Stefan Weil (1):
usb-linux: Add missing break statement
are available in the git repository at:
On 10.05.2011, at 14:49, Christian Borntraeger wrote:
Alex,
the s390 memory detection has a 16bit field that specifies the amount of
increments. This patch adopts the memory size to always fit into that
scheme. This also fixes virtio detection for these guests, since the
descriptor page
On 10.05.2011, at 14:49, Christian Borntraeger wrote:
Alex,
the current s390x qemu memory layout is
0x100: guest start
0x8000: qemu binary
which limits the amount of available memory to 2GB.
This patch moves the guest pages to 32GB to not collide with the binary
and to leave
On 05/09/2011 12:03 AM, Ulrich Obergfell wrote:
Loss of periodic timer interrupts caused by delayed callbacks and by
interrupt coalescing is compensated by gradually injecting additional
interrupts during subsequent timer intervals, starting at a rate of
one additional interrupt per interval.
In 1.14.0, if I did this:
qemu -net nic,blah -net user -net nic,blah -net tun,blah
Then the first nic would be -net user, and the second nic would be -net
tun.In current -git, -net user attaches to the second interface and
-net tun attaches to the first, I.E. the order is reversed.
Either
From: Aidan Shribman aidan.shrib...@sap.com
[PATCH] Add warmup phase for live migration of large memory apps
By invoking migrate -w url we initiate a background live-migration
transferring of dirty pages continuously until invocation of migrate_end
which attempts to complete the live migration
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