On Mon, Sep 11, 2017 at 4:56 AM, KONRAD Frederic
wrote:
>
>
> On 09/06/2017 02:12 AM, Alistair Francis wrote:
>>
>> Signed-off-by: Alistair Francis
>> ---
>>
>> hw/arm/netduino2.c | 5 +
>> 1 file changed, 5 insertions(+)
>>
>>
ff5667ed53c544c4dc88dcd7cb23cc509c9a55e0:
Merge remote-tracking branch 'remotes/mcayland/tags/qemu-sparc-signed' into
staging (2017-09-21 10:56:09 +0100)
are available in the git repository at:
git://github.com/juanquintela/qemu.git tags/migration/20170921
for you to fetch changes up
On Sat, Sep 9, 2017 at 1:16 PM, Eduardo Habkost wrote:
> On Tue, Sep 05, 2017 at 05:12:01PM -0700, Alistair Francis wrote:
>> Signed-off-by: Alistair Francis
>> ---
>>
>> hw/core/machine.c | 27 +++
>>
As this is defined on glib 2.32, add compatibility macros for older glibs.
Signed-off-by: Juan Quintela
Reviewed-by: Daniel P. Berrange
Reviewed-by: Peter Xu
---
include/glib-compat.h | 2 ++
migration/exec.c | 2 +-
From: Alexey Kardashevskiy
AS in ASD is only used to pass AS from mem_begin() to register_subpage()
to store it in MemoryRegionSection, we can do this directly now.
This should cause no behavioural change.
Signed-off-by: Alexey Kardashevskiy
Message-Id:
From: Peter Xu
Provide helpers to convert bitmaps to little endian format. It can be
used when we want to send one bitmap via network to some other hosts.
One thing to mention is that, these helpers only solve the problem of
endianess, but it does not solve the problem of
It's possible for address_space_get_flatview() as it currently stands
to cause a use-after-free for the returned FlatView, if the reference
count is incremented after the FlatView has been replaced by a writer:
thread 1 thread 2 RCU thread
This adds a concrete subclass of pr-manager that talks to qemu-pr-helper.
Signed-off-by: Paolo Bonzini
---
scsi/Makefile.objs | 2 +-
scsi/pr-manager-helper.c | 302 +++
2 files changed, 303 insertions(+), 1 deletion(-)
From: Peter Xu
We had a per-chardev cache for context, then we don't need this
parameter to be passed in every time when chr_update_read_handler()
called. As long as we are calling chr_update_read_handler() using
qemu_chr_be_update_read_handlers() we'll be fine.
Quoting Michael Roth (2017-09-21 11:50:28)
> Quoting Cornelia Huck (2017-09-21 10:21:42)
> > On Thu, 21 Sep 2017 17:14:46 +0200
> > Christian Borntraeger wrote:
> >
> > > The migration interface for ais was introduced with kernel 4.13
> > > but the capability itself had
We pass the ioc instead of the fd. This will allow us to have more
than one channel open. We also make sure that we set the
from_src_file sooner, so we don't need to pass it as a parameter.
Signed-off-by: Juan Quintela
Reviewed-by: Daniel P. Berrange
Creation of the threads, nothing inside yet.
Signed-off-by: Juan Quintela
Reviewed-by: Dr. David Alan Gilbert
--
Use pointers instead of long array names
Move to use semaphores instead of conditions as paolo suggestion
Put all the state inside one
Signed-off-by: Juan Quintela
Reviewed-by: Daniel P. Berrange
---
migration/channel.c | 15 +++
1 file changed, 15 insertions(+)
diff --git a/migration/channel.c b/migration/channel.c
index edceebdb7b..70ec7ea3b7 100644
---
From: David Hildenbrand
pflash toggles mr->romd_mode. So this assert does not always hold.
1) a device was added with !mr->romd_mode, therefore effectively not
creating a kvm slot as we want to trap every access (add = false).
2) mr->romd_mode was toggled on before remove
From: Alexey Kardashevskiy
FlatView's will be shared between AddressSpace's and subpage_t
and MemoryRegionSection cannot store AS anymore, hence this change.
In particular, for:
typedef struct subpage_t {
MemoryRegion iomem;
-AddressSpace *as;
+FlatView *fv;
From: Alexey Kardashevskiy
We are going to share FlatView's between AddressSpace's and per-AS
memory listeners won't suit the purpose anymore so open code
the dispatch tree rendering.
Since there is a good chance that dispatch_listener was the only
listener, this avoids
From: Alexey Kardashevskiy
We store AddressSpaceDispatch* in FlatView anyway so there is no need
to carry it from mem_add() to register_subpage/register_multipage.
This should cause no behavioural change.
Signed-off-by: Alexey Kardashevskiy
Message-Id:
Hi,
This series failed build test on s390x host. Please find the details below.
Subject: [Qemu-devel] [PULL 00/18] Migration PULL request
Type: series
Message-id: 20170921230812.7095-1-quint...@redhat.com
=== TEST SCRIPT BEGIN ===
#!/bin/bash
# Testing script will be invoked under the git
From: Alexey Kardashevskiy
This moves a FlatView allocation and initialization to a helper.
While we are nere, replace g_new with g_new0 to not to bother if we add
new fields in the future.
This should cause no behavioural change.
Signed-off-by: Alexey Kardashevskiy
From: Peter Xu
It caches the gcontext that is used to poll the chardev IO. Before this
patch, we only passed it in via chr_update_read_handlers(). However
that may not be enough if the char backend is disconnected and
reconnected afterward. There are chardev codes that
Introduce a privileged helper to run persistent reservation commands.
This lets virtual machines send persistent reservations without using
CAP_SYS_RAWIO or out-of-tree patches. The helper uses Unix permissions
and SCM_RIGHTS to restrict access to processes that can access its socket
and prove
On Thu, 21 Sep 2017, Jan Beulich wrote:
> >>> On 21.09.17 at 03:12, wrote:
> > On Fri, 1 Sep 2017, Jan Beulich wrote:
> >> --- a/hw/xen/xen_pt_msi.c
> >> +++ b/hw/xen/xen_pt_msi.c
> >> @@ -18,6 +18,11 @@
> >>
> >> #define XEN_PT_AUTO_ASSIGN -1
> >>
> >> +#ifndef
From: Peter Xu
We have BIT_WORD(). It's the same.
Signed-off-by: Peter Xu
Reviewed-by: Juan Quintela
Signed-off-by: Juan Quintela
---
util/bitops.c | 6 ++
1 file changed, 2 insertions(+), 4 deletions(-)
Indicates how many pages we are going to send in each batch to a multifd
thread.
Signed-off-by: Juan Quintela
Reviewed-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
--
Be consistent with defaults and documentation
Use new
From: Alexey Kardashevskiy
This creates a new AS object without any FlatView as
memory_region_transaction_commit() may want to reuse the empty FV.
Signed-off-by: Alexey Kardashevskiy
Message-Id: <20170921085110.25598-14-...@ozlabs.ru>
Signed-off-by: Paolo
From: Alexey Kardashevskiy
This avoids usual memory_region_transaction_commit() which rebuilds
all FVs.
On POWER8 with 255 CPUs, 255 virtio-net, 40 PCI bridges guest this brings
down the boot time from 25s to 20s and reduces the amount of temporary FVs
allocated during machine
Proper support of persistent reservation for multipath devices requires
communication with the multipath daemon, so that the reservation is
registered and applied when a path comes up. The device mapper
utilities provide a library to do so; this patch makes qemu-pr-helper.c
detect multipath
From: Alexey Kardashevskiy
As we are going to share FlatView's between AddressSpace's,
and AddressSpaceDispatch is a structure to perform quick lookup
in FlatView, this moves ASD to FlatView.
After previosly open coded ASD rendering, we can also remove
as->next_dispatch as the
From: Peter Xu
Add a wrapper for the chr_update_read_handler().
Signed-off-by: Peter Xu
Message-Id: <1505975754-21555-2-git-send-email-pet...@redhat.com>
Reviewed-by: Marc-André Lureau
Signed-off-by: Paolo Bonzini
From: Alexey Kardashevskiy
This shares an cached empty FlatView among address spaces. The empty
FV is used every time when a root MR renders into a FV without memory
sections which happens when MR or its children are not enabled or
zero-sized. The empty_view is not NULL to keep
Signed-off-by: Alistair Francis
---
RFC v2:
- Rebase on Igor's cpu_type work
- Use object_class_dynamic_cast()
- Use a NULL terminated cahr** list
- Do the check before the machine_class init() is called
hw/core/machine.c | 35
env->psa is a 64bit value, while we copy 4 bytes into the save area,
resulting always in 0 getting stored.
Let's try to reduce such errors by using a proper structure. While at
it, use correct cpu->be conversion (and get_psw_mask()), as we will be
reusing this code for TCG soon.
Signed-off-by:
On 21/09/2017 10:51, Alexey Kardashevskiy wrote:
> Since FlatViews are shared now and ASes not, this gets rid of
> address_space_init_shareable().
>
> This should cause no behavioural change.
>
> Signed-off-by: Alexey Kardashevskiy
> ---
> Changes:
> v3:
> * now removes
The following changes since commit b62b7ed0fc9c58e373b8946c9bd2e193be98dae6:
Merge remote-tracking branch 'remotes/gkurz/tags/for-upstream' into staging
(2017-09-20 20:33:48 +0100)
are available in the git repository at:
git://github.com/bonzini/qemu.git tags/for-upstream
for you to
From: Vladimir Sementsov-Ogievskiy
Split common postcopy staff from ram postcopy staff.
Signed-off-by: Vladimir Sementsov-Ogievskiy
Reviewed-by: Dr. David Alan Gilbert
Reviewed-by: Juan Quintela
From: Vladimir Sementsov-Ogievskiy
Now postcopy-able states are recognized by not NULL
save_live_complete_postcopy handler. But when we have several different
postcopy-able states, it is not convenient. Ram postcopy may be
disabled, while some other postcopy enabled, in
We need that on later patches.
Signed-off-by: Juan Quintela
Reviewed-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Daniel P. Berrange
---
migration/migration.c | 14 --
1 file
From: Alexey Kardashevskiy
Address spaces get to keep a root MR (alias or not) but FlatView stores
the actual MR as this is going to be used later on to decide whether to
share a particular FlatView or not.
Signed-off-by: Alexey Kardashevskiy
Message-Id:
From: Alexey Kardashevskiy
So it is called (twice) from the same function. This is to make the next
patches a bit simpler.
Signed-off-by: Alexey Kardashevskiy
Message-Id: <20170921085110.25598-12-...@ozlabs.ru>
Signed-off-by: Paolo Bonzini
This function allows us to decide when to close the listener socket.
For now, we only need one connection.
Signed-off-by: Juan Quintela
Reviewed-by: Daniel P. Berrange
---
migration/migration.c | 11 +++
migration/migration.h | 2 ++
From: Alexey Perevalov
That tiny refactoring is necessary to be able to set
UFFD_FEATURE_THREAD_ID while requesting features, and then
to create downtime context in case when kernel supports it.
Signed-off-by: Alexey Perevalov
Reviewed-by: Juan
From: Peter Xu
Count how many bits set in the bitmap.
Reviewed-by: Dr. David Alan Gilbert
Signed-off-by: Peter Xu
Reviewed-by: Juan Quintela
Signed-off-by: Juan Quintela
---
From: Alexey Kardashevskiy
This adds an AS** parameter to address_space_do_translate()
to make it easier for the next patch to share FlatViews.
This should cause no behavioural change.
Signed-off-by: Alexey Kardashevskiy
Message-Id:
From: Pavel Butsykin
We should guarantee that RAM will not be modified while VM has a stopped
state, otherwise it can lead to negative consequences during post-copy
migration. In RUN_STATE_FINISH_MIGRATE step, it's expected that RAM on
source side will not be modified as
From: Peter Xu
It was only passed in by chr_update_read_handlers(). However when
reconnect, we'll lose that context information. So if a chardev was
running on another context (rather than the default context, the NULL
pointer), it'll switch back to the default context if
From: Alexey Kardashevskiy
This is to make next patches simpler.
Signed-off-by: Alexey Kardashevskiy
Message-Id: <20170921085110.25598-11-...@ozlabs.ru>
Signed-off-by: Paolo Bonzini
---
memory.c | 18 +-
1 file changed, 9
Signed-off-by: Juan Quintela
Reviewed-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Daniel P. Berrange
--
Use new DEFINE_PROP
---
migration/migration.c | 10 ++
migration/migration.h |
From: Alexey Perevalov
This modification is necessary for userfault fd features which are
required to be requested from userspace.
UFFD_FEATURE_THREAD_ID is a one of such "on demand" feature, which will
be introduced in the next patch.
QEMU have to use separate
From: Vladimir Sementsov-Ogievskiy
Fill postcopy-able pending only if ram postcopy is enabled.
It is necessary because of there will be other postcopy-able states and
when ram postcopy is disabled, it should not spoil common postcopy
related pending.
Signed-off-by:
From: Alexey Kardashevskiy
This allows sharing flat views between address spaces (AS) when
the same root memory region is used when creating a new address space.
This is done by walking through all ASes and caching one FlatView per
a physical root MR (i.e. not aliased).
This
From: KONRAD Frederic
This avoids a name clash with the access macro on windows 64:
make
CHK version_gen.h
CC aarch64-softmmu/memory.o
/home/konrad/qemu/memory.c: In function 'access_with_adjusted_size':
/home/konrad/qemu/memory.c:591:73: error: macro
From: Alexey Kardashevskiy
This adds a new "-d" switch to "info mtree" to print dispatch tree
internals.
This changes the way "-f" is handled - it prints now flat views and
associated address spaces.
Signed-off-by: Alexey Kardashevskiy
Message-Id:
Signed-off-by: Alistair Francis
---
RFC v2:
- Use a NULL terminated list
- Add the Cortex-M4 for testing
hw/arm/netduino2.c | 10 +-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/hw/arm/netduino2.c b/hw/arm/netduino2.c
index
There are numorous QEMU machines that only have a single or a handful of
valid CPU options. To simplyfy the management of specificying which CPU
is/isn't valid let's create a property that can be set in the machine
init. We can then check to see if the user supplied CPU is in that list
or not.
Am 22.09.2017 um 05:06 schrieb Thomas Huth:
> If QEMU has been compiled with the flags --enable-tcg-interpreter and
> --enable-debug, the guest is running incredibly slow. The pxe boot test
> can take up to 400 seconds when testing the pseries ppc64 machine. While
> we should still look for ways
On Fri, 09/22 00:17, Philippe Mathieu-Daudé wrote:
> Hi Fam,
>
> On 09/21/2017 12:07 PM, Fam Zheng wrote:
> > The image is prepared following instructions as in:
> >
> > https://wiki.qemu.org/Hosts/BSD
> >
> > Signed-off-by: Fam Zheng
> > ---
> > tests/vm/freebsd | 42
On Thu, 09/21 14:02, Eduardo Habkost wrote:
> The subsystem name for the "Build test automation" section is
> "-", because an actual subsystem name
> line is missing:
>
> $ ./scripts/get_maintainer.pl -f tests/docker/docker.py
> "Alex Bennée"
On Thu, 09/21 18:39, Manos Pitsidianakis wrote:
> On Thu, Sep 21, 2017 at 09:29:43PM +0800, Fam Zheng wrote:
> > On Thu, 09/21 16:17, Manos Pitsidianakis wrote:
> > > BlockDriverState has a bdrv_do_drain() callback but no equivalent for the
> > > end
> >
> > s/bdrv_do_drain/bdrv_co_drain/
> >
>
On 21/09/17 23:57, Paolo Bonzini wrote:
> On 21/09/2017 15:39, Alexey Kardashevskiy wrote:
>> On 21/09/17 22:07, Paolo Bonzini wrote:
>>> A container can be used instead of an alias to allow switching between
>>> multiple subregions. In this case we cannot directly share the
>>> subregions (since
On 21 September 2017 at 20:17, Eric Blake wrote:
> On 09/21/2017 12:29 PM, Peter Maydell wrote:
>> QEMU has a wide selection of different functions for doing
>> loads and stores; provide some overview documentation of
>> what they do and how to pick which one to use.
>>
>>
Indicates the number of channels that we will create. By default we
create 2 channels.
Signed-off-by: Juan Quintela
Reviewed-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
--
Catch inconsistent defaults (eric).
Improve comment
From: Alexey Perevalov
Reviewed-by: Juan Quintela
Reviewed-by: Dr. David Alan Gilbert
Signed-off-by: Alexey Perevalov
Signed-off-by: Juan Quintela
---
migration/postcopy-ram.c |
Signed-off-by: Paolo Bonzini
---
docs/devel/atomics.txt | 13 -
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/docs/devel/atomics.txt b/docs/devel/atomics.txt
index 3ef5d85..048e5f2 100644
--- a/docs/devel/atomics.txt
+++ b/docs/devel/atomics.txt
From: Alexey Kardashevskiy
Since FlatViews are shared now and ASes not, this gets rid of
address_space_init_shareable().
This should cause no behavioural change.
Signed-off-by: Alexey Kardashevskiy
Message-Id: <20170921085110.25598-17-...@ozlabs.ru>
A container can be used instead of an alias to allow switching between
multiple subregions. In this case we cannot directly share the
subregions (since they only belong to a single parent), but if the
subregions are aliases we can in turn walk those.
This is not enough to remove all source of
It is a common requirement for virtual machine to send persistent
reservations, but this currently requires either running QEMU with
CAP_SYS_RAWIO, or using out-of-tree patches that let an unprivileged
QEMU bypass Linux's filter on SG_IO commands.
As an alternative mechanism, the next patches
From: Alexey Kardashevskiy
This renames some helpers to reflect better what they do.
This should cause no behavioural change.
Signed-off-by: Alexey Kardashevskiy
Message-Id: <20170921085110.25598-9-...@ozlabs.ru>
Signed-off-by: Paolo Bonzini
Signed-off-by: Paolo Bonzini
---
include/exec/memory.h | 1 -
include/qemu/typedefs.h | 1 +
memory.c| 3 +++
trace-events| 3 +++
4 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/include/exec/memory.h b/include/exec/memory.h
index
define default CPU type in generic way in machine class_init
and let common machine code to handle cpu_model parsing.
Signed-off-by: Igor Mammedov
---
tested under TCG booting debian kernel,
and compile tested on s390 host
CC: Cornelia Huck
CC: Christian
On Thu, 21 Sep 2017 13:22:44 +0200
Halil Pasic wrote:
> On 09/21/2017 11:15 AM, Cornelia Huck wrote:
> >> +static inline CcwDataStream *get_cds(Terminal3270 *t)
> >> +{
> >> +return &(CCW_DEVICE(>cdev)->sch->cds);
> >> +}
> >> +
> >> +static int
On Thu, Sep 21, 2017 at 8:35 AM, Peter Xu wrote:
> The old chardev may not fully support non-default GMainContext. One
> direct clue is that when we call io_add_watch_poll() sometimes we are
> still passing in the NULL context pointer.
>
> IIUC we are fine during setup since
Trace anything related to authentication in the VNC protocol
handshake
Signed-off-by: Daniel P. Berrange
---
ui/trace-events| 15 +++
ui/vnc-auth-sasl.c | 113 ++---
ui/vnc-auth-vencrypt.c | 21 -
* Peter Lieven (p...@kamp.de) wrote:
> Am 19.09.2017 um 16:41 schrieb Dr. David Alan Gilbert:
> > * Peter Lieven (p...@kamp.de) wrote:
> >> Am 19.09.2017 um 16:38 schrieb Dr. David Alan Gilbert:
> >>> * Peter Lieven (p...@kamp.de) wrote:
> Hi,
>
> I just noticed that CPU throttling
* Alexey Perevalov (a.pereva...@samsung.com) wrote:
> Postcopy total blocktime is available on destination side only.
> But query-migrate was possible only for source. This patch
> adds ability to call query-migrate on destination.
> To be able to see postcopy blocktime, need to request
Am 21.09.2017 um 14:36 schrieb Dr. David Alan Gilbert:
* Peter Lieven (p...@kamp.de) wrote:
Am 19.09.2017 um 16:41 schrieb Dr. David Alan Gilbert:
* Peter Lieven (p...@kamp.de) wrote:
Am 19.09.2017 um 16:38 schrieb Dr. David Alan Gilbert:
* Peter Lieven (p...@kamp.de) wrote:
Hi,
I just
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Manos Pitsidianakis
---
include/block/block_int.h | 2 +-
block/io.c| 4 ++--
block/qed.c | 6 +++---
3 files changed, 6 insertions(+), 6 deletions(-)
diff --git
This patch series renames bdrv_co_drain to bdrv_co_drain_begin and adds a new
bdrv_co_drain_end callback to match bdrv_drained_begin/end and
drained_begin/end of BdrvChild. This is needed because the throttle driver
(block/throttle.c) needs a way to mark the end of the drain in order to toggle
BlockDriverState has a bdrv_do_drain() callback but no equivalent for the end
of the drain. The throttle driver (block/throttle.c) needs a way to mark the
end of the drain in order to toggle io_limits_disabled correctly, thus
bdrv_co_drain_end is needed.
Signed-off-by: Manos Pitsidianakis
On Thu, Sep 21, 2017 at 01:43:17PM +0100, Daniel P. Berrange wrote:
> On Thu, Sep 21, 2017 at 01:33:20PM +0100, Stefan Hajnoczi wrote:
> > On Wed, Sep 20, 2017 at 11:26:11AM +0200, Christian Ehrhardt wrote:
> > > Hi,
> > > this might have been discussed in the wake of the lock changes that took
>
On 09/21/2017 03:33 PM, Dr. David Alan Gilbert wrote:
* Alexey Perevalov (a.pereva...@samsung.com) wrote:
Reviewed-by: Dr. David Alan Gilbert
Signed-off-by: Alexey Perevalov
Although it does have my R-b it might be worth adding some clarification
On Thu, 09/21 16:17, Manos Pitsidianakis wrote:
> BlockDriverState has a bdrv_do_drain() callback but no equivalent for the end
> of the drain. The throttle driver (block/throttle.c) needs a way to mark the
> end of the drain in order to toggle io_limits_disabled correctly, thus
>
Hi all!
I'm about this:
"A server SHOULD try to minimize the number of chunks sent in a reply,
but MUST NOT mark a chunk as final if there is still a possibility of
detecting an error before transmission of that chunk completes"
What do we mean by "possibility"? Formally, such possibility
On Tuesday 22 August 2017 07:38 AM, David Gibson wrote:
[ . . . ]
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 46012b3..eee8d33 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -123,6 +123,12 @@ struct sPAPRMachineState {
On 09/21/2017 12:48 PM, Cornelia Huck wrote:
> On Thu, 21 Sep 2017 12:22:30 +0200
> Halil Pasic wrote:
>
>> On 09/21/2017 11:24 AM, Cornelia Huck wrote:
>>> On Wed, 20 Sep 2017 19:23:12 +0200
>>> Halil Pasic wrote:
>>>
Jason found
This gets memory API consumption down to 4 FlatViews when non-virtio
devices are in use. virtio still wastes memory due to the "modern_as".
Alexey Kardashevskiy (1):
memory: Share special empty FlatView
Paolo Bonzini (2):
memory: trace FlatView creation and destruction
memory: seek
Signed-off-by: Paolo Bonzini
---
include/exec/memory.h | 1 -
include/qemu/typedefs.h | 1 +
memory.c| 3 +++
trace-events| 3 +++
4 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/include/exec/memory.h b/include/exec/memory.h
index
From: Alexey Kardashevskiy
This shares an cached empty FlatView among address spaces. The empty
FV is used every time when a root MR would render into a FV without
memory sections, which happens when MR or its children are not enabled
(or zero-sized, which isn't caught yet). The
Hi all!
I'm about this:
"A server SHOULD try to minimize the number of chunks sent in a reply,
but MUST NOT mark a chunk as final if there is still a possibility of
detecting an error before transmission of that chunk completes"
What do we mean by "possibility"? Formally, such possibility
Add the following CPU options:
allow-rt-prio-hc: allow guest to execute hypercall to change vcpu
thread priority.
rt-prio: SCHED_FIFO priority to be used when that hypercall is invoked.
Signed-off-by: Marcelo Tosatti
* Alexey Perevalov (a.pereva...@samsung.com) wrote:
> This patch just requests blocktime calculation, but doesn't
> add any facility to check or show it.
>
> Signed-off-by: Alexey Perevalov
> ---
> tests/postcopy-test.c | 12 +++-
> 1 file changed, 11
The mmio path (see exec.c:prepare_mmio_access) already protects itself
against recursive locking and it makes sense to do the same for
io_readx/writex. Otherwise any helper running in the BQL context will
assert when it attempts to write to device memory as in the case of
the bug report.
On 21/09/2017 10:50, Alexey Kardashevskiy wrote:
> * since FlatView::rcu is used now to dispose FV, call_rcu() in
> address_space_update_topology() is replaced with direct call to
> flatview_unref()
Hmm, this is not correct, as you could have
thread 1 thread 2 RCU
On Thu, Sep 21, 2017 at 01:33:20PM +0100, Stefan Hajnoczi wrote:
> On Wed, Sep 20, 2017 at 11:26:11AM +0200, Christian Ehrhardt wrote:
> > Hi,
> > this might have been discussed in the wake of the lock changes that took
> > place in 2.10 but I can't find anything clear enough to follow in the
> >
define default CPU type in generic way in machine class_init
and let common machine code to handle cpu_model parsing.
Signed-off-by: Igor Mammedov
Reviewed-by: David Hildenbrand
---
CC: Cornelia Huck
---
target/s390x/cpu.h | 6
From: Philippe Mathieu-Daudé
no logical change, only code movement (and fix a comment typo).
Signed-off-by: Philippe Mathieu-Daudé
Tested-by: Igor Mammedov
Tested-by: James Hogan
Acked-by: Eduardo Habkost
From: Philippe Mathieu-Daudé
so it can be used in mips_cpu_realizefn() in the next commit
Signed-off-by: Philippe Mathieu-Daudé
Tested-by: Igor Mammedov
Tested-by: James Hogan
Reviewed-by: Eduardo Habkost
On 21/09/2017 15:39, Alexey Kardashevskiy wrote:
> On 21/09/17 22:07, Paolo Bonzini wrote:
>> A container can be used instead of an alias to allow switching between
>> multiple subregions. In this case we cannot directly share the
>> subregions (since they only belong to a single parent), but if
On 09/20/2017 06:38 AM, David Gibson wrote:
> On Tue, Sep 19, 2017 at 05:08:21PM +0200, Cédric Le Goater wrote:
>> On 09/19/2017 04:48 AM, David Gibson wrote:
>>> On Mon, Sep 11, 2017 at 07:12:20PM +0200, Cédric Le Goater wrote:
These are very similar to the XICS handlers in a simpler form.
On 09/21/2017 03:25 AM, David Gibson wrote:
> On Wed, Sep 20, 2017 at 02:33:37PM +0200, Cédric Le Goater wrote:
>> On 09/19/2017 10:46 AM, David Gibson wrote:
>>> On Tue, Sep 19, 2017 at 06:20:20PM +1000, David Gibson wrote:
On Mon, Sep 11, 2017 at 07:12:14PM +0200, Cédric Le Goater wrote:
On 09/21/2017 01:16 PM, Dr. David Alan Gilbert wrote:
* Alexey Perevalov (a.pereva...@samsung.com) wrote:
This patch adds request to kernel space for UFFD_FEATURE_THREAD_ID,
in case when this feature is provided by kernel.
PostcopyBlocktimeContext is incapsulated inside postcopy-ram.c,
due to
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