On 05/12/2016 04:01 PM, Jason Wang wrote:
On 2016年05月12日 14:49, Zhang Chen wrote:
On 05/09/2016 06:49 PM, Zhang Chen wrote:
+
+s->chr_sec_in = qemu_chr_find(s->sec_indev);
+if (s->chr_sec_in == NULL) {
+error_setg(errp, "Secondary IN Device
On 05/12/2016 04:07 PM, Jason Wang wrote:
On 2016年05月12日 14:33, Zhang Chen wrote:
+ret = net_fill_rstate(&s->rs, buf, size);
+
+if (ret == -1) {
+goto eoc;
+} else if (ret == 1) {
+if (qemu_send_packet_async(&s->
On 05/13/2016 12:02 PM, Jason Wang wrote:
On 2016年05月12日 17:19, Zhang Chen wrote:
This function is from net/socket.c, move it to net.c and net.h.
Add SocketReadState to make others reuse net_fill_rstate().
suggestion from jason.
v2:
- rename ReadState to SocketReadState
- add
> -Original Message-
> From: Jason Wang
> Sent: Monday, August 1, 2022 12:18 PM
> To: Zhang, Chen ; Xu, Tao3
> Cc: qemu-devel@nongnu.org; Li Zhijian ; Peter
> Maydell
> Subject: Re: [PULL V2 25/25] net/colo.c: fix segmentation fault when packet
> is not parsed
e any
misconfiguration here, the vnet_hdr_len is wrong for parse
the packet, the data+offset will point to wrong place.
Signed-off-by: Zhang Chen
---
net/colo.c | 16 ++--
1 file changed, 10 insertions(+), 6 deletions(-)
diff --git a/net/colo.c b/net/colo.c
index 6b0ff562ad..dfb15b4c14 1
> -Original Message-
> From: Qemu-devel bounces+chen.zhang=intel@nongnu.org> On Behalf Of Jagannathan
> Raman
> Sent: Tuesday, August 2, 2022 9:24 AM
> To: qemu-devel@nongnu.org
> Cc: stefa...@gmail.com; berra...@redhat.com
> Subject: [PATCH 0/1] Update vfio-user module to the lates
> -Original Message-
> From: Jason Wang
> Sent: Friday, August 5, 2022 11:46 AM
> To: Zhang, Chen
> Cc: Peter Maydell ; Li Zhijian
> ; qemu-dev
> Subject: Re: [PATCH] net/colo.c: Fix the pointer issuse reported by Coverity.
>
> On Tue, Aug 2, 2022 a
> -Original Message-
> From: Peter Maydell
> Sent: Friday, August 5, 2022 4:53 PM
> To: Zhang, Chen
> Cc: Jason Wang ; Li Zhijian ;
> qemu-dev
> Subject: Re: [PATCH] net/colo.c: Fix the pointer issuse reported by Coverity.
>
> On Fri, 5 Aug 2022 a
e any
misconfiguration here, the vnet_hdr_len is wrong for parse
the packet, the data+offset will point to wrong place.
Signed-off-by: Zhang Chen
---
net/colo.c | 17 +
1 file changed, 9 insertions(+), 8 deletions(-)
diff --git a/net/colo.c b/net/colo.c
index 6b0ff562ad..524afa3d9b 1
> -Original Message-
> From: Peter Maydell
> Sent: Friday, August 5, 2022 5:57 PM
> To: Zhang, Chen
> Cc: Jason Wang ; Li Zhijian ;
> qemu-dev
> Subject: Re: [PATCH V2] net/colo.c: Fix the pointer issuse reported by
> Coverity.
>
> On Fri, 5 Aug 20
e any
misconfiguration here, the vnet_hdr_len is wrong for parse
the packet, the data+offset will point to wrong place.
Signed-off-by: Zhang Chen
---
net/colo.c | 18 ++
net/colo.h | 1 +
2 files changed, 11 insertions(+), 8 deletions(-)
diff --git a/net/colo.c b/net/colo.c
> -Original Message-
> From: Jason Wang
> Sent: Tuesday, August 9, 2022 4:12 PM
> To: Zhang, Chen
> Cc: Peter Maydell ; Li Zhijian
> ; qemu-dev
> Subject: Re: [PATCH V3] net/colo.c: Fix the pointer issue reported by
> Coverity.
>
> On Tue, Aug 9, 2022
> -Original Message-
> From: Jason Wang
> Sent: Tuesday, August 9, 2022 4:43 PM
> To: Zhang, Chen
> Cc: Peter Maydell ; Li Zhijian
> ; qemu-dev
> Subject: Re: [PATCH V3] net/colo.c: Fix the pointer issue reported by
> Coverity.
>
> On Tue, Aug 9, 2022
e any
misconfiguration here, the vnet_hdr_len is wrong for parse
the packet, the data+offset will point to wrong place.
Signed-off-by: Zhang Chen
---
net/colo.c | 18 ++
net/colo.h | 1 +
2 files changed, 11 insertions(+), 8 deletions(-)
diff --git a/net/colo.c b/net/colo.c
e any
misconfiguration here, the vnet_hdr_len is wrong for parse
the packet, the data+offset will point to wrong place.
Signed-off-by: Zhang Chen
---
net/colo.c | 18 ++
net/colo.h | 1 +
2 files changed, 11 insertions(+), 8 deletions(-)
diff --git a/net/colo.c b/net/colo.c
Please review the V4 RESEND version.
Thanks
Chen
> -Original Message-
> From: Zhang, Chen
> Sent: Tuesday, August 9, 2022 4:45 PM
> To: Jason Wang ; Peter Maydell
> ; Li Zhijian ; qemu-dev
>
> Cc: Zhang, Chen
> Subject: [PATCH V4] net/colo.c: Fix the pointer is
> -Original Message-
> From: Steve Sistare
> Sent: Tuesday, March 12, 2024 1:49 AM
> To: qemu-devel@nongnu.org
> Cc: Alex Williamson ; Cedric Le Goater
> ; Michael S. Tsirkin ; David Hildenbrand
> ; Peter Xu ; Fabiano Rosas
> ; Zhang, Hailiang ; Zhang,
> Che
> -Original Message-
> From: Fabiano Rosas
> Sent: Thursday, April 11, 2024 10:40 PM
> To: Zhang, Hailiang ; Zhang, Chen
> ; Li Zhijian
> Cc: qemu-devel@nongnu.org; Peter Xu
> Subject: COLO state?
>
> Hi COLO maintainers,
>
> Would you please take
> -Original Message-
> From: Philippe Mathieu-Daudé
> Sent: Wednesday, April 17, 2024 2:14 PM
> To: Li Zhijian ; Zhang, Hailiang
> ; pet...@redhat.com; faro...@suse.de
> Cc: qemu-devel@nongnu.org; Zhang, Chen ; Wen
> Congyang ; Xie Changlong
>
> Subject: Re
> -Original Message-
> From: Li Zhijian
> Sent: Thursday, May 9, 2024 11:31 AM
> To: Peter Xu ; Fabiano Rosas
> Cc: Zhang, Hailiang ; qemu-
> de...@nongnu.org; Zhang, Chen ; Li Zhijian
>
> Subject: [PATCH 2/3] migration/colo: make colo_incoming_co() return
> -Original Message-
> From: Li Zhijian
> Sent: Thursday, May 9, 2024 11:31 AM
> To: Peter Xu ; Fabiano Rosas
> Cc: Zhang, Hailiang ; qemu-
> de...@nongnu.org; Zhang, Chen ; Li Zhijian
> ; Michael Tokarev
> Subject: [PATCH 3/3] migration/colo: Tid
> -Original Message-
> From: Li Zhijian
> Sent: Thursday, May 9, 2024 11:31 AM
> To: Peter Xu ; Fabiano Rosas
> Cc: Zhang, Hailiang ; qemu-
> de...@nongnu.org; Zhang, Chen ; Li Zhijian
>
> Subject: [PATCH 1/3] migration/colo: Minor fix for colo error messag
Hi Dave,
I noticed that you have reviewed all the patches in this series, can you queue
it?
Thanks
Zhang Chen
> -Original Message-
> From: Zhang, Chen
> Sent: Friday, April 26, 2019 5:07 PM
> To: Laurent Vivier ; Dr. David Alan Gilbert
> ; Juan Quintela ; zhanghail
From: Zhang Chen
We add the "notify_dev=chardevID" parameter. After that colo-compare can
connect with
remote(currently just for Xen, KVM-COLO didn't need it.) colo-frame through
chardev socket,
it can notify remote(Xen) colo-frame to handle checkpoint event.
Signed-off
From: Zhang Chen
We need use this function to send notification message for remote
colo-frame(Xen).
So we add new parameter for this job.
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 41 +
1 file changed, 33 insertions(+), 8 deletions(-)
diff
From: Zhang Chen
Xen COLO based on KVM COLO architecture, it shared COLO proxy and block
replication with KVM COLO. The only differece is Xen COLO have own
COLO-frame to handle live migration related function, so we need this
series make Xen COLO frame can communicate with other COLO modules in
From: Zhang Chen
Add chardev handler to send notification to remote(current from Xen) colo-frame.
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 39 +++
1 file changed, 39 insertions(+)
diff --git a/net/colo-compare.c b/net/colo-compare.c
index
From: Zhang Chen
This patch make colo-compare can send message to remote COLO frame(Xen) when
occur checkpoint.
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 54 +-
1 file changed, 44 insertions(+), 10 deletions(-)
diff --git a/net/colo
From: Zhang Chen
We need to notify net filter to do checkpoint for Xen COLO, like KVM side.
Signed-off-by: Zhang Chen
---
migration/colo.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/migration/colo.c b/migration/colo.c
index 8c1644091f..9f84b1fa3c 100644
--- a/migration/colo.c
+++ b
> -Original Message-
> From: Jason Wang [mailto:jasow...@redhat.com]
> Sent: Monday, June 10, 2019 12:09 PM
> To: Zhang, Chen ; Li Zhijian ;
> Dr. David Alan Gilbert ; Juan Quintela
> ; zhanghailiang ;
> qemu-dev ; Stefano Stabellini
> ; Paul Durrant
> Cc
From: Zhang Chen
No block job on active disk after failover.
In the replication_stop() function have canceled the block job,
we check it again here.
Signed-off-by: Zhang Chen
---
block/replication.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/block/replication.c b
> -Original Message-
> From: Kevin Wolf [mailto:kw...@redhat.com]
> Sent: Friday, June 14, 2019 6:18 PM
> To: Zhang, Chen
> Cc: Xie Changlong ; Max Reitz
> ; qemu-block ; qemu-dev
> ; Zhang Chen ;
> vsement...@virtuozzo.com
> Subject: Re: [PATCH] block/rep
-Original Message-
From: Dr. David Alan Gilbert [mailto:dgilb...@redhat.com]
Sent: Saturday, March 9, 2019 1:41 AM
To: Zhang, Chen
Cc: Li Zhijian ; Zhang Chen ;
Juan Quintela ; zhanghailiang
; Markus Armbruster ; Eric
Blake ; qemu-dev
Subject: Re: [PATCH V3 6/7] Migration/colo.c
-Original Message-
From: Dr. David Alan Gilbert [mailto:dgilb...@redhat.com]
Sent: Saturday, March 9, 2019 1:46 AM
To: Zhang, Chen
Cc: Li Zhijian ; Zhang Chen ;
Juan Quintela ; zhanghailiang
; Markus Armbruster ; Eric
Blake ; qemu-dev
Subject: Re: [PATCH V3 7/7] Migration/colo.c
-Original Message-
From: Markus Armbruster [mailto:arm...@redhat.com]
Sent: Sunday, March 10, 2019 1:06 AM
To: Zhang, Chen
Cc: Li Zhijian ; Zhang Chen ;
Dr. David Alan Gilbert ; Juan Quintela
; zhanghailiang ; Eric
Blake ; qemu-dev ; Zhang, Chen
Subject: Re: [Qemu-devel] [PATCH V3
From: Zhang Chen
Signed-off-by: Zhang Chen
---
MAINTAINERS | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MAINTAINERS b/MAINTAINERS
index 0e7baa9aa2..f127b1356c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2167,7 +2167,7 @@ F: include/migration/failover.h
F: docs/COLO
From: Zhang Chen
In this patch we add the processing state for COLOExitReason,
because we have to identify COLO in the failover processing state or
failover error state. In the way, we can handle all the failover state.
We have improved the description of the COLOExitReason by the way.
Signed
From: Zhang Chen
When finished COLO failover, the status is FAILOVER_STATUS_COMPLETED.
The origin codes misunderstand the FAILOVER_STATUS_REQUIRE.
Signed-off-by: Zhang Chen
Reviewed-by: Dr. David Alan Gilbert
---
migration/colo.c | 7 ---
1 file changed, 4 insertions(+), 3 deletions
From: Zhang Chen
Add the last_colo_mode to save the status after failover.
This patch can solve the issue that user got nothing to call
query_colo_status after failover.
Signed-off-by: Zhang Chen
---
migration/colo.c | 28 +++-
1 file changed, 23 insertions(+), 5
From: Zhang Chen
Signed-off-by: Zhang Chen
Reviewed-by: Dr. David Alan Gilbert
---
migration/colo.c | 10 --
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/migration/colo.c b/migration/colo.c
index dbe2b88807..d1ae2e6d11 100644
--- a/migration/colo.c
+++ b/migration
From: Zhang Chen
This series focus on COLO failover bug fix and optimization.
V4:
- Remove merged patch.
- Fix grammer issues in patch 2/4 to address markus's comments.
- Rebased on upstream code.
V3:
- Fix grammer issues in patch 4/7.
- Add more information in commit log of patc
From: Zhang Chen
Because Advanced Watch Dog module needs chardev socket
to initialize properly before.
Signed-off-by: Zhang Chen
---
vl.c | 7 +++
1 file changed, 7 insertions(+)
diff --git a/vl.c b/vl.c
index 4489cfb2bb..4094f61d28 100644
--- a/vl.c
+++ b/vl.c
@@ -2683,6 +2683,13
From: Zhang Chen
Advanced Watch Dog is an universal monitoring module on VMM side, it can be
used to detect network down(VMM to guest, VMM to VMM, VMM to another remote
server) and do previously set operation.
for example: send message to admin, notify another VMM, send qmp command to
qemu do
From: Zhang Chen
This patch load pulse_timer and timeout_timer in the new iothread.
The pulse timer will send pulse info to awd_node, and the timeout timer
will check the reply pulse from awd_node. If timeout occur, it will send
opt_script's data to the notification_node.
Signed-off-by:
From: Zhang Chen
This patch introduce a new module named Advanced Watch Dog,
and defined the input and output parameter. AWD use standard chardev
as the way of communicationg with the outside world.
Demo command:
-object
advanced-watchdog,id=heart1,server=on,awd_node=h1,notification_node
From: Zhang Chen
Find and check the chardev awd_node and notification_node,
The awd_node used for keep connect with outside(like VM client/other
host/Remote server), and the notification_node used for do some
operation when disconnect event occur.
Signed-off-by: Zhang Chen
---
net/awd.c | 37
rc.2019-10-16-11.34.59.10123]
> Error 1
> make[1]: Leaving directory `/var/tmp/patchew-tester-tmp-2eq69u33/src'
> make: *** [docker-run-test-quick@centos7] Error 2
>
>
It looks this problem dose not caused by my patch series?
Thanks
Zhang Chen
> real0m3.762s
> user
019-10-16-11.34.59.10123]
> Error 1
> make[1]: Leaving directory `/var/tmp/patchew-tester-tmp-2eq69u33/src'
> make: *** [docker-run-test-quick@centos7] Error 2
>
It looks this problem dose not caused by my patch series?
Thanks
Zhang Chen
> real0m3.762s
> user0m2
> -Original Message-
> From: Paolo Bonzini
> Sent: Tuesday, October 22, 2019 1:24 AM
> To: Zhang, Chen ; Jason Wang
> ; qemu-dev
> Cc: Zhang Chen
> Subject: Re: [RFC PATCH 1/4] net/awd.c: Introduce Advanced Watch Dog
> module framework
>
> On 16/10/19 13:
> -Original Message-
> From: Lukas Straub
> Sent: Saturday, October 19, 2019 2:46 AM
> To: qemu-devel
> Cc: Zhang, Chen ; Jason Wang
> ; Wen Congyang ;
> Xie Changlong ; Kevin Wolf
> ; Max Reitz ; qemu-block
>
> Subject: Re: [PATCH v6 1/4] block/replic
> -Original Message-
> From: Philippe Mathieu-Daudé
> Sent: Wednesday, October 23, 2019 7:01 PM
> To: Zhang, Chen ; Jason Wang
> ; Paolo Bonzini ; qemu-
> dev
> Cc: Zhang Chen
> Subject: Re: [RFC PATCH 1/4] net/awd.c: Introduce Advanced Watch Dog
> mo
> -Original Message-
> From: Philippe Mathieu-Daudé
> Sent: Wednesday, October 23, 2019 7:39 PM
> To: Zhang, Chen ; Jason Wang
> ; Paolo Bonzini ; qemu-
> dev
> Cc: Zhang Chen
> Subject: Re: [RFC PATCH 1/4] net/awd.c: Introduce Advanced Watch Dog
> module f
For the issue 2:
COLO need use the network packets to confirm PVM and SVM in the same state,
Generally speaking, we can’t send PVM packets without compared with SVM packets.
But to prevent jamming, I think COLO can do force checkpoint and send the PVM
packets in this case.
Thanks
Zhang Chen
Add cc Jason Wang, he is a network expert.
In case some network things goes wrong.
Thanks
Zhang Chen
From: Zhang, Chen
Sent: Thursday, February 13, 2020 10:10 AM
To: 'Zhanghailiang' ; Daniel Cho
Cc: Dr. David Alan Gilbert ; qemu-devel@nongnu.org
Subject: RE: The issues about archi
time.
If colo-compare got a primary packet without related secondary packet in
a certain time , it will automatic trigger checkpoint.
https://github.com/qemu/qemu/blob/master/net/colo-compare.c#L847
Thanks
Zhang Chen
Hi Hailiang,
We base on qemu-4.1.0 for using COLO feature, in your
Hi Jason,
I noticed this series can't be merged or queued, do you met some problem
about it?
Thanks
Zhang Chen
Max Reitz ; qemu-block
Subject: Re: [PATCH v7 0/4] colo: Add support for continuous
replication
On Fri, 25 Oct 2019 19:06:31 +0200
Lukas Straub wrote:
Hello Everyone,
by QMP and qemu monitor commands.
Thanks
Zhang Chen
Best regards,
Daniel Cho
Zhang, Chen mailto:chen.zh...@intel.com>> 於
2020年2月17日 週一 下午1:36寫道：
On 2/15/2020 11:35 AM, Daniel Cho wrote:
Hi Dave,
Yes, I agree with you, it does need a timeout.
Hi Daniel and Dave,
On 2/12/2020 10:56 AM, Jason Wang wrote:
On 2020/2/11 下午4:58, Zhang, Chen wrote:
-Original Message-
From: Jason Wang
Sent: Monday, January 20, 2020 10:57 AM
To: Zhang, Chen; Paolo Bonzini
; Philippe Mathieu-Daudé;
qemu-dev
Cc: Zhang Chen
Subject: Re: [PATCH V4 0/5] Introduce Advanced
Hi All~
No news for a long time.
Please give me more comments about this series.
Thanks
Zhang Chen
On 11/19/2019 8:30 PM, Zhang, Chen wrote:
From: Zhang Chen
Advanced Watch Dog is an universal monitoring module on VMM side, it can be
used to detect network down(VMM to guest, VMM to VMM
On 12/9/2019 5:08 PM, Paolo Bonzini wrote:
On 08/12/19 18:52, Zhang, Chen wrote:
Hi All~
No news for a long time.
Please give me more comments about this series.
Sorry, people were probably busy with the QEMU release candidates.
Even before looking at the code, the series is completely
Reviewed-by: Zhang Chen
---
migration/ram.c | 33 +
1 file changed, 17 insertions(+), 16 deletions(-)
diff --git a/migration/ram.c b/migration/ram.c
index 7dd7f81..8d7c015 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -3891,26 +3891,27 @@ int
From: Zhang Chen
Find and check the chardev awd_node and notification_node,
The awd_node used for keep connect with outside(like VM client/other
host/Remote server), and the notification_node used for do some
operation when disconnect event occur.
Signed-off-by: Zhang Chen
---
net/awd.c | 37
From: Zhang Chen
Advanced Watch Dog module needs chardev socket
to initialize properly before running.
Signed-off-by: Zhang Chen
---
vl.c | 7 +++
1 file changed, 7 insertions(+)
diff --git a/vl.c b/vl.c
index 6a65a64bfd..048fe458b9 100644
--- a/vl.c
+++ b/vl.c
@@ -2689,6 +2689,13
From: Zhang Chen
This patch load pulse_timer and timeout_timer in the new iothread.
The pulse timer will send pulse info to awd_node, and the timeout timer
will check the reply pulse from awd_node. If timeout occur, it will send
opt_script's data to the notification_node.
Signed-off-by:
From: Zhang Chen
Advanced Watch Dog is an universal monitoring module on VMM side, it can be used
to detect network down(VMM to guest, VMM to VMM, VMM to another remote server)
and do previously set operation. Current AWD patch just accept any input as the
signal to refresh the watchdog timer
From: Zhang Chen
Add docs to introduce Advanced WatchDog detail and usage.
Signed-off-by: Zhang Chen
---
docs/awd.txt | 88
1 file changed, 88 insertions(+)
create mode 100644 docs/awd.txt
diff --git a/docs/awd.txt b/docs/awd.txt
new file
From: Zhang Chen
This patch introduce a new module named Advanced Watch Dog,
and defined the input and output parameter. AWD use standard chardev
as the way of communicationg with the outside world.
If you want to use it, please add "--enable-awd" when configure qemu.
Demo comman
Hi Lee,
Can you introduce to me the detail test step about disk performance?
I want to look into it when I have time.
Thanks
Zhang Chen
On Wed, Nov 27, 2019 at 10:50 AM lee <1754...@bugs.launchpad.net> wrote:
>
> Hi Zhang Chen ,
>
> I try colo follow https://wiki.qemu.org/F
> -Original Message-
> From: Dr. David Alan Gilbert
> Sent: Wednesday, November 27, 2019 6:51 PM
> To: Daniel Cho ; Zhang, Chen
> ; lukasstra...@web.de
> Cc: qemu-devel@nongnu.org
> Subject: Re: Network connection with COLO VM
>
> * Daniel Cho (daniel...
> -Original Message-
> From: Markus Armbruster
> Sent: Wednesday, November 27, 2019 11:49 PM
> To: Zhang, Chen
> Cc: Jason Wang ; Paolo Bonzini
> ; Philippe Mathieu-Daudé ;
> qemu-dev ; Zhang Chen
> Subject: Re: [PATCH V2 0/4] Introduce Advanced Watch Dog
From: Daniel Cho
Sent: Friday, November 29, 2019 10:43 AM
To: Zhang, Chen
Cc: Dr. David Alan Gilbert ; lukasstra...@web.de;
qemu-devel@nongnu.org
Subject: Re: Network connection with COLO VM
Hi David, Zhang,
Thanks for replying my question.
We know why will occur this issue.
As you said
.
Dave
Yes, In previous COLO use cases, we need make primary node and secondary
node boot in the same time.
I did't expect such a big difference on netfilter/chardev.
I think you can try without netfilter/chardev, after VM boot, re-build
the netfilter/chardev related work with chardev serve
Hi Lukas,
Please fix this issue and add more comments in the commit log.
Thanks
Zhang Chen
> -Original Message-
> From: no-re...@patchew.org [mailto:no-re...@patchew.org]
> Sent: Thursday, August 15, 2019 11:20 AM
> To: lukasstra...@web.de
> Cc: Zhang, Chen ; qemu-d
> -Original Message-
> From: Lukas Straub [mailto:lukasstra...@web.de]
> Sent: Friday, August 16, 2019 3:48 AM
> To: Dr. David Alan Gilbert
> Cc: qemu-devel ; Zhang, Chen
> ; Jason Wang ; Xie
> Changlong ; Wen Congyang
>
> Subject: Re: [Qemu-devel] [PATCH v2
> -Original Message-
> From: Jason Wang
> Sent: Monday, January 20, 2020 10:57 AM
> To: Zhang, Chen ; Paolo Bonzini
> ; Philippe Mathieu-Daudé ;
> qemu-dev
> Cc: Zhang Chen
> Subject: Re: [PATCH V4 0/5] Introduce Advanced Watch Dog module
>
>
> On 20
> -Original Message-
> From: Zhanghailiang
> Sent: Wednesday, February 12, 2020 11:18 AM
> To: Dr. David Alan Gilbert ; Daniel Cho
> ; Zhang, Chen
> Cc: qemu-devel@nongnu.org
> Subject: RE: The issues about architecture of the COLO checkpoint
>
> Hi,
>
> -Original Message-
> From: qemu-devel-bounces+chen.zhang=intel@nongnu.org devel-bounces+chen.zhang=intel@nongnu.org> On Behalf Of Lukas
> Straub
> Sent: Monday, April 3, 2023 1:56 AM
> To: qemu-devel
> Cc: Dr. David Alan Gilbert ; Juan Quintela
> ; Peter Xu
> Subject: [PATCH
he maintainer entries.
>
> 'virtiofs' is just the device code now, so is pretty small, and Stefan is
> still a
> maintainer there.
>
> 'migration' still has Juan.
Reviewed-by: Zhang Chen
Thanks for the guidance and help with the migration/HMP/QM
> -Original Message-
> From: Rao, Lei
> Sent: Wednesday, November 10, 2021 4:38 PM
> To: Zhang, Chen ;
> zhang.zhanghaili...@huawei.com; quint...@redhat.com;
> dgilb...@redhat.com
> Cc: qemu-devel@nongnu.org; Rao, Lei
> Subject: [PATCH 2/2] migration/ram.c: Re
> -Original Message-
> From: Rao, Lei
> Sent: Thursday, November 11, 2021 10:12 AM
> To: Zhang, Chen ;
> zhang.zhanghaili...@huawei.com; quint...@redhat.com;
> dgilb...@redhat.com
> Cc: qemu-devel@nongnu.org; Rao, Lei
> Subject: [PATCH v2] Fixed a QEMU hang whe
> -Original Message-
> From: Jason Wang
> Sent: Thursday, November 11, 2021 10:50 AM
> To: Markus Armbruster
> Cc: Zhang, Chen ; qemu-dev de...@nongnu.org>; Li Zhijian
> Subject: Re: [PATCH] net/filter: Enable the vnet_hdr_support by default
>
> On W
guarantees the compatibility for management
layer like libvirt. But it still can't avoid user manual
configuration error between different filters connected
when enable/disable vnet_hdr_support.
Signed-off-by: Zhang Chen
---
net/colo-compare.c| 2 +-
net/filter-mirror.c | 4 ++--
net/f
Add hmp_passthrough_filter_add and hmp_passthrough_filter_del make user
can maintain object network passthrough list in human monitor
Signed-off-by: Zhang Chen
---
hmp-commands.hx | 26 ++
include/monitor/hmp.h | 2 ++
monitor/hmp-cmds.c| 63
- Squash original 1-3 QAPI patches together.
This series add passthrough support frame to object with network
processing function. The first object is colo-compare.
V3: Fix memory leak issue.
V2: Optimize HMP code from Dave's
,except object-name.
Signed-off-by: Zhang Chen
---
net/net.c | 10 +++
qapi/net.json | 73 +++
2 files changed, 83 insertions(+)
diff --git a/net/net.c b/net/net.c
index f0d14dbfc1..5d0d5914fb 100644
--- a/net/net.c
+++ b/net/net.c
Use the connection protocol,src port,dst port,src ip,dst ip as the key
to passthrough certain network traffic in object with network packet
processing function.
Signed-off-by: Zhang Chen
---
net/net.c | 199 +-
1 file changed, 197 insertions
No need to carry the flag all the time in many scenarios.
Signed-off-by: Zhang Chen
---
include/qemu/sockets.h | 1 +
util/qemu-sockets.c| 14 ++
2 files changed, 15 insertions(+)
diff --git a/include/qemu/sockets.h b/include/qemu/sockets.h
index 0c34bf2398..3a0f8fa8f2 100644
Rename structure with COLO index and move it to .h file,
It make other modules can reuse COLO code.
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 132 -
net/colo-compare.h | 86 +
2 files changed, 109 insertions
Add passthrough list for each CompareState.
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 28
net/colo-compare.h | 12
2 files changed, 40 insertions(+)
diff --git a/net/colo-compare.c b/net/colo-compare.c
index 9114b687de..df8bc5acce 100644
--- a
> -Original Message-
> From: Markus Armbruster
> Sent: Wednesday, November 10, 2021 4:36 PM
> To: Zhang, Chen
> Cc: Jason Wang ; qemu-dev de...@nongnu.org>; Li Zhijian
> Subject: Re: [PATCH] net/filter: Enable the vnet_hdr_support by default
>
> -Original Message-
> From: Juan Quintela
> Sent: Wednesday, November 17, 2021 12:28 AM
> To: Zhang, Chen
> Cc: Hailiang Zhang ; Dr . David Alan
> Gilbert ; qemu-dev
> Subject: Re: [PATCH 1/2] migration/colo: Optimize COLO start code path
>
> Zhang Chen
RATION_STATUS_ACTIVE".
Signed-off-by: Zhang Chen
---
migration/colo.c | 2 --
migration/migration.c | 13 +++--
2 files changed, 7 insertions(+), 8 deletions(-)
diff --git a/migration/colo.c b/migration/colo.c
index 2415325262..ad1a4426b3 100644
--- a/migration/colo.c
+++ b/migratio
The TCP protocol ACK maybe bigger than uint32_t MAX.
At this time, the ACK will reverse to 0. This patch
fix the max_ack and min_ack track issue.
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 6 --
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/net/colo-compare.c b/net
Signed-off-by: Zhang Chen
---
net/colo-compare.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/colo-compare.c b/net/colo-compare.c
index 1225f40e41..b966e7e514 100644
--- a/net/colo-compare.c
+++ b/net/colo-compare.c
@@ -807,7 +807,7 @@ static int compare_chr_send
> -Original Message-
> From: Rao, Lei
> Sent: Thursday, November 18, 2021 12:17 PM
> To: Zhang, Chen ;
> zhang.zhanghaili...@huawei.com; quint...@redhat.com;
> dgilb...@redhat.com
> Cc: qemu-triv...@nongnu.org; qemu-devel@nongnu.org; Rao, Lei
>
> Subjec
Ping... and add more people.
The original demo can't boot block-replication with COLO.
Thanks
Chen
> -Original Message-
> From: Zhang, Chen
> Sent: Monday, October 18, 2021 4:51 PM
> To: Xie Changlong ; Wen Congyang
> ; qemu-triv...@nongnu.org
> Cc: Zha
> -Original Message-
> From: Jason Wang
> Sent: Friday, November 19, 2021 11:37 AM
> To: Zhang, Chen
> Cc: qemu-dev ; Markus Armbruster
> ; Li Zhijian
> Subject: Re: [PATCH] net/filter: Enable the vnet_hdr_support by default
>
> On Fri, Nov 19, 2021 at 1
guarantees the compatibility for management
layer like libvirt. But it still can't avoid user manual
configuration error between different filters connected
when enable/disable vnet_hdr_support.
Signed-off-by: Zhang Chen
---
net/colo-compare.c| 2 +-
net/filter-mirror.c | 4 ++--
net/f
As net filters changed default vnet_hdr_support=on.
For this e1000 test case need to add vnet_hdr_support=off.
Signed-off-by: Zhang Chen
---
tests/qtest/test-filter-mirror.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tests/qtest/test-filter-mirror.c b/tests/qtest/test
> -Original Message-
> From: Daniel P. Berrangé
> Sent: Monday, June 20, 2022 6:37 PM
> To: Zhang, Chen
> Cc: Thomas Huth ; Jason Wang
> ; qemu-dev ; Paolo
> Bonzini ; Eduardo Habkost ;
> Eric Blake ; Markus Armbruster
> ; Peter Maydell ; Laurent
> Vivier
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