On Mon, 19 Mar 2018 15:28:50 +1100
Alexey Kardashevskiy wrote:
> On 13/3/18 1:26 pm, Alexey Kardashevskiy wrote:
> > Hi Igor,
> >
> > ec78f8114bc4c1 "numa: use possible_cpus for not mapped CPUs check" added a
> > warning about "All CPU(s) up to maxcpus should be described in NUMA config,
> > abi
In OE project 4.15 linux kernel boot hang was observed under
single cpu aarch64 qemu. Kernel code was in a loop waiting for
vtimer arrival, spinning in TC generated blocks, while interrupt
was pending unprocessed. This happened because when qemu tried to
handle vtimer interrupt target had interrupt
On 3/20/2018 12:05 AM, Igor Mammedov wrote:
On Mon, 19 Mar 2018 17:04:49 +0800 chao@linux.intel.com wrote: > >> From: Qin Chao >> >> Emulation of
IA32_APIC_BASE MSR in HAXM is not correct, such as >> bit 8, which is
BSP flag and should be set to 1 for the bootstrap >> processor and set
On 19/03/18 14:00, Thomas Huth wrote:
The macio-newworld device can currently be used to abort QEMU unexpectedly:
$ ppc-softmmu/qemu-system-ppc -S -M ref405ep,accel=qtest -qmp stdio
{"QMP": {"version": {"qemu": {"micro": 50, "minor": 11, "major": 2},
"package": "build-all"}, "capabilities": [
On 03/20/2018 02:35 AM, Michael Clark wrote:
> FYI - I also have an experimental branch containing a RISC-V TCG back-end
> that I started on during the RISC-V Hackathon in Portland last week:
>
> - https://github.com/michaeljclark/riscv-qemu/tree/wip-riscv-tcg-backend
Cool.
> I'm able to run a v
[Expired for QEMU because there has been no activity for 60 days.]
** Changed in: qemu
Status: Incomplete => Expired
--
You received this bug notification because you are a member of qemu-
devel-ml, which is subscribed to QEMU.
https://bugs.launchpad.net/bugs/1385934
Title:
USB with pa
Hi Michael,
On 20/03/2018 3:40, Michael S. Tsirkin wrote:
> Marcel, could you pls try a pvrdma build with clang?
> It seems to fail due to enum type mismatches.
> I guess this is something worth fixing.
>
Sure, I will fix it.
Marcel
On 03/20/2018 09:24 AM, Richard Henderson wrote:
> On 03/19/2018 07:58 PM, Bastian Koppelmann wrote:
>> if '-w 16' was given as a cmdline args a local copy of insnmask
>> is set and not the global one.
>>
>> Signed-off-by: Peer Adelt
>> Signed-off-by: Bastian Koppelmann
>
> Reviewed-by: Richard
On Tue, Mar 20, 2018 at 11:18:23AM +0800, Wei Wang wrote:
> On 03/20/2018 10:59 AM, Michael S. Tsirkin wrote:
> > On Tue, Mar 20, 2018 at 10:16:09AM +0800, Wei Wang wrote:
> > > On 03/20/2018 06:55 AM, Michael S. Tsirkin wrote:
> > > > On Mon, Mar 19, 2018 at 05:01:38PM +0800, Wei Wang wrote:
> > >
> -Original Message-
> From: Michael S. Tsirkin [mailto:m...@redhat.com]
> Sent: Tuesday, March 20, 2018 11:14 AM
> To: Zhoujian (jay)
> Cc: qemu-devel@nongnu.org; imamm...@redhat.com; Huangweidong (C)
> ; wangxin (U) ; Gonglei
> (Arei) ; Liuzhe (Ahriy, Euler)
> Subject: Re: [PATCH v9]
From: "Dr. David Alan Gilbert"
Wire up a call to VHOST_USER_POSTCOPY_END message to the vhost clients
right before we ask the listener thread to shutdown.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
--
On Wed, Feb 28, 2018 at 07:04:55PM +0100, Max Reitz wrote:
> When converting mirror's I/O to coroutines, we are going to need a point
> where these coroutines are created. mirror_perform() is going to be
> that point.
>
> Signed-off-by: Max Reitz
> Reviewed-by: Fam Zheng
> Reviewed-by: Vladimir
From: "Dr. David Alan Gilbert"
Add a hook to allow a client userfaultfd to be 'woken'
when a page arrives, and a walker that calls that
hook for relevant clients given a RAMBlock and offset.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Marc-André Lureau
Reviewed-by
> -Original Message-
> From: Michael S. Tsirkin [mailto:m...@redhat.com]
> Sent: Tuesday, March 20, 2018 10:51 AM
> To: Zhoujian (jay)
> Cc: qemu-devel@nongnu.org; imamm...@redhat.com; Huangweidong (C)
> ; wangxin (U) ; Gonglei
> (Arei) ; Liuzhe (Ahriy, Euler)
> Subject: Re: [PATCH v9]
From: "Dr. David Alan Gilbert"
Cause the vhost-user client to be woken up whenever:
a) We place a page in postcopy mode
b) We get a fault and the page has already been received
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
mig
From: "Dr. David Alan Gilbert"
Stash the RAMBlock and offset for later use looking up
addresses.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
hw/virtio/vhost-user.c | 34 +++
-static
void qemu_flush_or_purge_queued_packets(NetClientState *nc, bool
purge)
{
nc->receive_disabled = 0;
Applied and queued for -stable.
Thanks
Unfortunately, this breaks hotplug test:
TEST: tests/virtio-net-test... (pid=7117)
/x86_64/virtio/net/pci/basic: OK
/x86_64/v
From: "Dr. David Alan Gilbert"
Clear the area and turn off THP.
PROT_NONE the area until after we've userfault advised it
to catch any unexpected changes.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
--
From: "Dr. David Alan Gilbert"
Align RAMBlocks to page size alignment, and adjust the merging code
to deal with partial overlap due to that alignment.
This is needed for postcopy so that we can place/fetch whole hugepages
when under userfault.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by:
From: "Dr. David Alan Gilbert"
Split the set_mem_table routines in both qemu and libvhost-user
because the postcopy versions are going to be quite different
once changes in the later patches are added. However, this patch
doesn't produce any functional change, just the split.
Signed-off-by: Dr.
From: "Dr. David Alan Gilbert"
Now that we have the mechanisms in here, allow shared memory in a
postcopy.
Note that QEMU can't tell who all the users of shared regions are
and thus can't tell whether all the users of the shared regions
have appropriate support for postcopy. Those devices that
From: "Dr. David Alan Gilbert"
Allow other userfaultfd's to be registered into the fault thread
so that handlers for shared memory can get responses.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
migration/m
From: "Dr. David Alan Gilbert"
This message is sent just before the end of postcopy to get the
client to stop using userfault since we wont respond to any more
requests. It should close userfaultfd so that any other pages
get mapped to the backing file automatically by the kernel, since
at this
From: "Dr. David Alan Gilbert"
Register a waker function in vhost-user code to be notified when
pages arrive or requests to previously mapped pages get requested.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsi
From: "Dr. David Alan Gilbert"
Open a userfaultfd (on a postcopy_advise) and send it back in
the reply to the qemu for it to monitor.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
contrib/libvhost-u
From: "Dr. David Alan Gilbert"
Provide a helper to be used by shared waker functions to request
shared pages from the source.
The last_rb pointer is moved into the incoming state since this
helper can update it as well as the main fault thread function.
Signed-off-by: Dr. David Alan Gilbert
Rev
From: "Dr. David Alan Gilbert"
Resolve fault addresses read off the clients UFD into RAMBlock
and offset, and call back to the postcopy code to ask for the page.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-
From: "Dr. David Alan Gilbert"
When new regions are sent to the client using SET_MEM_TABLE, register
them with the userfaultfd.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
contrib/libvhost-user/li
From: "Dr. David Alan Gilbert"
Use a flag on the RAMBlock to state whether it has the
UFFDIO_ZEROPAGE capability, use it when it's available.
This allows the use of postcopy on tmpfs as well as hugepage
backed files.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Mic
From: "Dr. David Alan Gilbert"
Tell QEMU we understand the protocol features needed for postcopy.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
contrib/libvhost-user/libvhost-user.c | 33 +++
From: "Dr. David Alan Gilbert"
Wire up a notifier to send a VHOST_USER_POSTCOPY_ADVISE
message on an incoming advise.
Later patches will fill in the behaviour/contents of the
message.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-
From: "Dr. David Alan Gilbert"
Utility for testing the map when you already know the offset
in the RAMBlock.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
migration/ram.h | 1
From: "Dr. David Alan Gilbert"
The choice of call to discard a block is getting more complicated
for other cases. We use fallocate PUNCH_HOLE in any file cases;
it works for both hugepage and for tmpfs.
We use the DONTNEED for non-hugepage cases either where they're
anonymous or where they're p
From: "Dr. David Alan Gilbert"
Add some notes to the migration documentation for shared memory
postcopy.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
docs/devel/migration.rst | 41 +
From: "Dr. David Alan Gilbert"
Register the UFD that comes in as the response to the 'advise' method
with the postcopy code.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
hw/virtio/vhost-user.c | 20
From: "Dr. David Alan Gilbert"
Add a vhost feature flag for postcopy support, and
use the postcopy notifier to check it before allowing postcopy.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
docs/interop/vh
From: Igor Mammedov
It will be extended and reused by follow up patch for ARM target.
PS:
Since it's generic function now, don't patch FIRMWARE_CTRL, DSDT
fields if they don't point to tables since platform might not
provide them and use X_ variants instead if applicable.
Signed-off-by: Igor Ma
From: "Dr. David Alan Gilbert"
Provide a helper to send a 'wake' request on a userfaultfd for
a shared process.
The address in the clients address space is specified together
with the RAMBlock it was resolved to.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by:
From: Haozhong Zhang
ACPI 6.2A Table 5-129 "SPA Range Structure" requires the proximity
domain of a NVDIMM SPA range must match with corresponding entry in
SRAT table.
The address ranges of vNVDIMM in QEMU are allocated from the
hot-pluggable address space, which is entirely covered by one SRAT
From: "Dr. David Alan Gilbert"
Add a notifier chain for postcopy with a 'reason' flag
and an opportunity for a notifier member to return an error.
Call it when enabling postcopy.
This will initially used to enable devices to declare they're unable
to postcopy and later to notify of devices of s
From: "Dr. David Alan Gilbert"
Utility to give the offset of a host pointer within a RAMBlock
(assuming we already know it's in that RAMBlock)
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Peter Xu
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
include/exec/cpu-c
From: "Dr. David Alan Gilbert"
We need a better way, but at the moment we need the address of the
mappings sent back to qemu so it can interpret the messages on the
userfaultfd it reads.
This is done as a 3 stage set:
QEMU -> client
set_mem_table
mmap stuff, get addresses
client
From: Haozhong Zhang
QEMU now builds one SRAT memory affinity structure for each PC-DIMM
and NVDIMM device presented at boot time with the proximity domain
specified in the device option 'node', rather than only one SRAT
memory affinity structure covering the entire hotpluggable address
space wit
From: Igor Mammedov
there is no point to read fields here but not actually
checking them so drop it and read only header + dsdt/facs
addresses since it's needed later to fetch that tables.
With this cleanup we can get rid of AcpiFadtDescriptorRev3/
ACPI_FADT_COMMON_DEF which have no users left.
From: Haozhong Zhang
It may need to treat PC-DIMM and NVDIMM differently, e.g., when
deciding the necessity of non-volatile flag bit in SRAT memory
affinity structures.
A new field 'nvdimm' is added to the union type MemoryDeviceInfo for
such purpose. Its type is currently PCDIMMDeviceInfo and w
From: "Dr. David Alan Gilbert"
Notify the vhost-user slave on reception of the 'postcopy-listen'
event from the source.
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Peter Xu
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
docs/inte
include speed/duplex fields
Signed-off-by: Michael S. Tsirkin
---
include/standard-headers/linux/virtio_net.h | 13 +
1 file changed, 13 insertions(+)
diff --git a/include/standard-headers/linux/virtio_net.h
b/include/standard-headers/linux/virtio_net.h
index 30ff249..e9f255e 10064
From: Philippe Mathieu-Daudé
All PCI devices are now QOM'ified.
Signed-off-by: Philippe Mathieu-Daudé
Reviewed-by: Marcel Apfelbaum
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
include/hw/pci/pci.h | 1 -
hw/pci/pci.c | 14 --
2 files changed, 1
From: Haozhong Zhang
Make qmp_pc_dimm_device_list() return sorted by start address
list of devices so that it could be reused in places that
would need sorted list*. Reuse existing pc_dimm_built_list()
to get sorted list.
While at it hide recursive callbacks from callers, so that:
qmp_pc_dimm
From: "Dr. David Alan Gilbert"
Allow replies with fds (for postcopy)
Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Marc-André Lureau
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
contrib/libvhost-user/libvhost-user.c | 30 +-
1 file c
From: Igor Mammedov
build_append_foo() API doesn't need explicit endianness
conversions which eliminates a source of errors and
it makes build_fadt() look like declarative definition of
FADT table in ACPI spec, which makes it easy to review.
Also it allows easily extending FADT to support other
r
From: Igor Mammedov
ACPI_PORT_SMI_CMD is alias for APM_CNT_IOPORT,
so make it really one instead of duplicating its value.
Signed-off-by: Igor Mammedov
Reviewed-by: Eric Auger
Tested-by: Eric Auger
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
include/hw/isa/apm.h |
From: Igor Mammedov
SeaBIOS blob which is currently shipped with QEMU
doesn't need acpi-dsdt.aml nor is able to use it
and code that loaded it in QEMU was removed by
(commit 9fb7aaaf4c "pc: drop external DSDT loading")
in 2013.
Signed-off-by: Igor Mammedov
Reviewed-by: Gerd Hoffmann
Reviewed-b
This is helpful for automatic code analysis.
Signed-off-by: Michael S. Tsirkin
---
Makefile | 3 +++
1 file changed, 3 insertions(+)
diff --git a/Makefile b/Makefile
index 677a54b..f799390 100644
--- a/Makefile
+++ b/Makefile
@@ -1045,6 +1045,9 @@ endif
include $(SRC_PATH)/tests/docker/Makefil
From: Igor Mammedov
move FADT data initialization out of fadt_setup() into dedicated
init_fadt_data() that will set common for pc/q35 values in
AcpiFadtData structure and acpi_get_pm_info() will complement
it with pc/q35 specific values initialization.
That will allow to get rid of fadt_setup()
From: Igor Mammedov
it will help to add Generic Address Structure to ACPI tables
without using packed C structures and avoid endianness
issues as API doesn't need an explicit conversion.
Signed-off-by: Igor Mammedov
Reviewed-by: Eric Auger
Tested-by: Eric Auger
Reviewed-by: Michael S. Tsirkin
From: Igor Mammedov
next patch will need it before it gets to piix4/lpc branches
that initializes 'obj' now.
Signed-off-by: Igor Mammedov
Reviewed-by: Eric Auger
Reviewed-by: Philippe Mathieu-Daudé
Tested-by: Eric Auger
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
From: Haozhong Zhang
Reviewers can use ACPI tables in this patch to run
test_acpi_{piix4,q35}_tcg_dimm_pxm cases.
Signed-off-by: Haozhong Zhang
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
tests/acpi-test-data/pc/APIC.dimmpxm | Bin 0 -> 144 bytes
tests/acpi-test-da
From: Jason Baron
Although linkspeed and duplex can be set in a linux guest via 'ethtool -s',
this requires custom ethtool commands for virtio-net by default.
Introduce a new feature flag, VIRTIO_NET_F_SPEED_DUPLEX, which allows
the hypervisor to export a linkspeed and duplex setting. The user c
From: Jason Baron
A subsequent patch to add support for setting linkspeed/duplex in
virtio-net, requires a few definitions from ethtool.h, which ends up
pulling in kernel.h and sysinfo.h as well.
Signed-off-by: Jason Baron
Cc: "Michael S. Tsirkin"
Cc: Jason Wang
Cc: virtio-...@lists.oasis-ope
From: Igor Mammedov
Drop duplicate in form of Acpi20GenericAddress and reuse
AcpiGenericAddress.
Signed-off-by: Igor Mammedov
Reviewed-by: Eric Auger
Tested-by: Eric Auger
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michael S. Tsirkin
---
include/hw/acpi/acpi-defs.h | 17 +++
From: Igor Mammedov
Extend generic build_fadt() to support rev5.1 FADT
and reuse it for 'virt' board, it would allow to
phase out usage of AcpiFadtDescriptorRev5_1 and
later ACPI_FADT_COMMON_DEF.
Signed-off-by: Igor Mammedov
Reviewed-by: Eric Auger
Tested-by: Eric Auger
Reviewed-by: Michael S
On Wed, Feb 28, 2018 at 07:04:53PM +0100, Max Reitz wrote:
> Draining a BDS (in the main loop) may cause it to go be deleted. That
> is rather suboptimal if we still plan to access it afterwards, so let us
> enclose the main body of the function with a bdrv_ref()/bdrv_unref()
> pair.
>
> Signed-o
From: Jason Baron
In prepartion for using some of the high order feature bits, make sure that
virtio-net uses 64-bit values everywhere.
Signed-off-by: Jason Baron
Cc: "Michael S. Tsirkin"
Cc: Jason Wang
Cc: virtio-...@lists.oasis-open.org
Reviewed-by: Michael S. Tsirkin
Signed-off-by: Michae
Changes from v1:
- dropped include change for one generated file - proposed a tree-wide
refactoring
- dropped vhost used slot refactoring due to alignment issues found by clang
- added vhost-user post-copy support
The following changes since commit 026aaf47c02b79036feb830206cfebb2a726510d:
Mer
On 03/20/2018 10:59 AM, Michael S. Tsirkin wrote:
On Tue, Mar 20, 2018 at 10:16:09AM +0800, Wei Wang wrote:
On 03/20/2018 06:55 AM, Michael S. Tsirkin wrote:
On Mon, Mar 19, 2018 at 05:01:38PM +0800, Wei Wang wrote:
On 03/19/2018 12:24 PM, Michael S. Tsirkin wrote:
On Sun, Mar 18, 2018 at 06:
On Tue, Mar 20, 2018 at 02:09:34AM +, Zhoujian (jay) wrote:
> Hi Michael,
>
> > -Original Message-
> > From: Michael S. Tsirkin [mailto:m...@redhat.com]
> > Sent: Tuesday, March 20, 2018 9:34 AM
> > To: Zhoujian (jay)
> > Cc: qemu-devel@nongnu.org; imamm...@redhat.com; Huangweidong (C
On Wed, Feb 28, 2018 at 07:04:52PM +0100, Max Reitz wrote:
> Draining a BDS child may lead to other children of the same parent being
> detached and/or deleted. We should prepare for the former case (by
> copying the children list before iterating through it) and prevent the
> latter (by bdrv_ref(
On Tue, Mar 20, 2018 at 10:16:09AM +0800, Wei Wang wrote:
> On 03/20/2018 06:55 AM, Michael S. Tsirkin wrote:
> > On Mon, Mar 19, 2018 at 05:01:38PM +0800, Wei Wang wrote:
> > > On 03/19/2018 12:24 PM, Michael S. Tsirkin wrote:
> > > > On Sun, Mar 18, 2018 at 06:36:20PM +0800, Wei Wang wrote:
> > >
On Mon, Mar 19, 2018 at 10:27:41AM -0500, Eric Blake wrote:
> On 03/19/2018 09:57 AM, Eric Blake wrote:
> > On 03/19/2018 04:26 AM, Peter Xu wrote:
> >
> > > > > for you to fetch changes up to
> > > > > 75eb57e3ed3682f011a6694863044e8b143a9821:
> > > > >
> > > > > qapi: Pass '-u' when doing no
On Tue, Mar 20, 2018 at 02:09:34AM +, Zhoujian (jay) wrote:
> Hi Michael,
>
> > -Original Message-
> > From: Michael S. Tsirkin [mailto:m...@redhat.com]
> > Sent: Tuesday, March 20, 2018 9:34 AM
> > To: Zhoujian (jay)
> > Cc: qemu-devel@nongnu.org; imamm...@redhat.com; Huangweidong (C
On 2018年03月16日 14:28, Fam Zheng wrote:
v3: - Add Eric's rev-by to patch 2.
- Address Eric's comments on patch 1:
* Fix spell/grammar: "programmed", "awaiting".
* Fix include "qapi/qapi-commands-net.h".
* Underscores to dashes.
* "Since 2.13" now.
v2: Fix compil
Hi,
This series seems to have some coding style problems. See output below for
more information:
Type: series
Message-id: 20180320013657.25038-1-tpie...@impinj.com
Subject: [Qemu-devel] [PATCH] i.MX: Support serial RS-232 break properly
=== TEST SCRIPT BEGIN ===
#!/bin/bash
BASE=base
n=1
total=
On Tue, Mar 20, 2018 at 02:01:07AM +, Zhoujian (jay) wrote:
>
>
> > -Original Message-
> > From: Michael S. Tsirkin [mailto:m...@redhat.com]
> > Sent: Saturday, March 17, 2018 2:20 AM
> > To: qemu-devel@nongnu.org
> > Cc: Zhoujian (jay)
> > Subject: [PATCH] vhost-user: avoid misalign
On 2018年03月16日 20:07, Greg Kurz wrote:
If the backend could not transmit a packet right away for some reason,
the packet is queued for asynchronous sending. The corresponding vq
element is tracked in the async_tx.elem field of the VirtIONetQueue,
for later freeing when the transmission is compl
21b786f "PowerPC: Add TS bits into msr_mask" added the transaction states
to msr_mask for recent POWER CPUs to allow correct migration of machines
that are in certain interim transactional memory states.
This was correct, but unfortunately breaks backwards of pseries-2.7 and
earlier machine types
On 03/20/2018 06:55 AM, Michael S. Tsirkin wrote:
On Mon, Mar 19, 2018 at 05:01:38PM +0800, Wei Wang wrote:
On 03/19/2018 12:24 PM, Michael S. Tsirkin wrote:
On Sun, Mar 18, 2018 at 06:36:20PM +0800, Wei Wang wrote:
On 03/16/2018 11:16 PM, Michael S. Tsirkin wrote:
On Fri, Mar 16, 2018 at 06:
Hi Michael,
> -Original Message-
> From: Michael S. Tsirkin [mailto:m...@redhat.com]
> Sent: Tuesday, March 20, 2018 9:34 AM
> To: Zhoujian (jay)
> Cc: qemu-devel@nongnu.org; imamm...@redhat.com; Huangweidong (C)
> ; wangxin (U) ; Gonglei
> (Arei) ; Liuzhe (Ahriy, Euler)
> Subject: Re: [
ppc_tr_init_disas_context() correctly sets lazy_tlb_flush to true on
certain CPU models. However, it leaves it uninitialized, instead of
setting it to false on all others.
It wasn't caught before now because we didn't have examples in the tests
that exercised this path. However it can now be cau
> -Original Message-
> From: Michael S. Tsirkin [mailto:m...@redhat.com]
> Sent: Saturday, March 17, 2018 2:20 AM
> To: qemu-devel@nongnu.org
> Cc: Zhoujian (jay)
> Subject: [PATCH] vhost-user: avoid misaligned access
>
> We can't pass a pointer to memory field directly since it's withi
Commit 2b9aef6fcd96ba7ed8c1ee723e391901852d344c introduced a regression:
checkpatch.pl started complaining about the following valid pattern:
do {
/* something */
} while (condition);
Fix the script to once again permit this pattern.
Signed-off-by: Su Hang
---
v1: fix bug.
v2: correct inapp
Linux does not detect a break from this IMX serial driver as a magic
sysrq. Nor does it note a break in the port error counts.
The former is because the Linux driver uses the BRCD bit in the USR2
register to trigger the RS-232 break handler in the kernel, which is
where sysrq hooks in. The emula
On Mon, Mar 19, 2018 at 03:00:46PM +0100, Thomas Huth wrote:
> The macio-newworld device can currently be used to abort QEMU unexpectedly:
>
> $ ppc-softmmu/qemu-system-ppc -S -M ref405ep,accel=qtest -qmp stdio
> {"QMP": {"version": {"qemu": {"micro": 50, "minor": 11, "major": 2},
> "package": "b
Marcel, could you pls try a pvrdma build with clang?
It seems to fail due to enum type mismatches.
I guess this is something worth fixing.
--
MST
On Mon, Mar 05, 2018 at 05:12:49PM +0800, Jay Zhou wrote:
> Used_memslots is shared by vhost kernel and user, it is equal to
> dev->mem->nregions, which is correct for vhost kernel, but not for
> vhost user, the latter one uses memory regions that have file
> descriptor. E.g. a VM has a vhost-user
On 03/19/2018 07:58 PM, Bastian Koppelmann wrote:
> if '-w 16' was given as a cmdline args a local copy of insnmask
> is set and not the global one.
>
> Signed-off-by: Peer Adelt
> Signed-off-by: Bastian Koppelmann
Reviewed-by: Richard Henderson
r~
On 03/19/2018 03:00 PM, Thomas Huth wrote:
> The macio-newworld device can currently be used to abort QEMU unexpectedly:
>
> $ ppc-softmmu/qemu-system-ppc -S -M ref405ep,accel=qtest -qmp stdio
> {"QMP": {"version": {"qemu": {"micro": 50, "minor": 11, "major": 2},
> "package": "build-all"}, "capab
Hi,
This series seems to have some coding style problems. See output below for
more information:
Type: series
Message-id: 1521476567-21818-1-git-send-email-suhan...@mails.ucas.ac.cn
Subject: [Qemu-devel] [PATCH RFC v2] scripts/checkpatch.pl: Bug fix
=== TEST SCRIPT BEGIN ===
#!/bin/bash
BASE=b
On 03/19/2018 09:35 PM, Aaron Lindsay wrote:
> On Mar 18 23:35, Philippe Mathieu-Daudé wrote:
>> Hi Aaron,
>>
>> On 03/16/2018 09:30 PM, Aaron Lindsay wrote:
>>> A53 advertises ARM_FEATURE_PMU, but wasn't initializing pmceid[01].
>>> pmceid[01] are already being initialized to zero for both A15 and
On 03/19/2018 04:31 PM, Peter Maydell wrote:
> On 19 March 2018 at 15:24, Aaron Lindsay wrote:
>> Phil,
>>
>> On Mar 19 00:14, Philippe Mathieu-Daudé wrote:
>>> Hi Aaron,
>>>
>>> On 03/16/2018 09:31 PM, Aaron Lindsay wrote:
This is a bug fix to ensure 64-bit reads of this register don't read
On 03/19/2018 04:15 AM, Richard Henderson wrote:
> We have confused the number of instructions that have been
> executed in the TB with the number of instructions needed
> to repeat the I/O instruction.
>
> We have used cpu_restore_state_from_tb, which means that
> the guest pc is pointing to the
On 03/19/2018 12:35 PM, Laurent Vivier wrote:
> SRC_EA() and gen_extend() can return either a temporary
> TCGv or a memory allocated one. Mark them when they are
> allocated, and free them automatically at end of the
> instruction translation.
>
> We want to free locally allocated TCGv to avoid
>
On 03/19/2018 12:35 PM, Laurent Vivier wrote:
> This parameter will be needed to manage automatic release
> of temporary allocated TCG variables.
>
> Signed-off-by: Laurent Vivier
Reviewed-by: Philippe Mathieu-Daudé
> ---
> target/m68k/translate.c | 46 +++-
On 03/19/2018 10:31 PM, Wolfram Sang wrote:
> Replace the ERR macro with error_report() because fprintf is deprecated.
> This also fixes the prefix printed out twice.
>
> Signed-off-by: Wolfram Sang
> ---
> hw/nvram/eeprom_at24c.c | 17 ++---
> 1 file changed, 6 insertions(+), 11 del
On 03/19/2018 10:30 PM, Wolfram Sang wrote:
> The value for "rom-size" is used as a divisor, so it must not be 0 or it
> will segfault. A size of 0 wouldn't make sense anyhow.
>
> Signed-off-by: Wolfram Sang
> ---
> hw/nvram/eeprom_at24c.c | 5 +
> 1 file changed, 5 insertions(+)
>
> diff -
On 03/19/2018 10:31 PM, Wolfram Sang wrote:
> 0 as "rom-size" will lead to an error message. Let's use the size of a
> small 24c01 which has 128 byte.
>
> Signed-off-by: Wolfram Sang
Reviewed-by: Philippe Mathieu-Daudé
> ---
> hw/nvram/eeprom_at24c.c | 5 -
> 1 file changed, 4 insertions(
On 03/19/2018 07:35 PM, Laurent Vivier wrote:
> SRC_EA() and gen_extend() can return either a temporary
> TCGv or a memory allocated one. Mark them when they are
> allocated, and free them automatically at end of the
> instruction translation.
>
> We want to free locally allocated TCGv to avoid
>
On 03/19/2018 07:35 PM, Laurent Vivier wrote:
> This parameter will be needed to manage automatic release
> of temporary allocated TCG variables.
>
> Signed-off-by: Laurent Vivier
> ---
> target/m68k/translate.c | 46 +++---
> 1 file changed, 23 insertions
On 03/19/2018 09:17 PM, Peter Maydell wrote:
> We have a mirror of the qemu-palcode repository on
> git.qemu.org; use that instead of the upstream github,
> in line with our general policy of keeping and using
> a mirror for submodules.
>
> Signed-off-by: Peter Maydell
Reviewed-by: Richard Hende
On 03/19/2018 12:02 PM, Peter Maydell wrote:
> The BCM2836 uses a Cortex-A7, not a Cortex-A15. Update the device to
> use the correct CPU.
> https://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2836/QA7_rev3.4.pdf
>
> When the BCM2836 was introduced (bad5623690b) the Cortex-A7 was not
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