On 9/20/2023 3:51 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 1:17 PM
This is not live or device migration. This is restoring the device context
initiated by the driver owning the device.
restore the device context should be done by the hypervisor before
On 9/20/2023 3:35 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 1:00 PM
On 9/20/2023 3:24 PM, Chen, Jiqian wrote:
Hi Lingshan,
It seems you reply to the wrong email thread. They are not related to my
patch.
These reply to Parva's comments.
@Parva, i
On 9/20/2023 3:32 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 12:58 PM
On 9/20/2023 3:10 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 12:37 PM
The problem to overcome in [1] is, resume operation needs to be
On 9/20/2023 3:17 PM, Chen, Jiqian wrote:
Hi Lingshan,
On 2023/9/20 14:58, Zhu, Lingshan wrote:
On 9/20/2023 2:33 PM, Chen, Jiqian wrote:
Hi Lingshan,
On 2023/9/20 13:59, Zhu, Lingshan wrote:
On 9/19/2023 8:31 PM, Michael S. Tsirkin wrote:
On Tue, Sep 19, 2023 at 07:42:42PM +0800
2023/9/20 15:06, Zhu, Lingshan wrote:
On 9/20/2023 2:58 PM, Parav Pandit wrote:
From: Chen, Jiqian
Sent: Wednesday, September 20, 2023 12:03 PM
If driver write 0 to reset device, can the SUSPEND bit be cleared?
It must as reset operation, resets everything else and so the suspend too.
(pci
On 9/20/2023 3:10 PM, Parav Pandit wrote:
From: Zhu, Lingshan
Sent: Wednesday, September 20, 2023 12:37 PM
The problem to overcome in [1] is, resume operation needs to be synchronous
as it involves large part of context to resume back, and hence just
asynchronously setting DRIVER_OK is not
On 9/20/2023 2:58 PM, Parav Pandit wrote:
From: Chen, Jiqian
Sent: Wednesday, September 20, 2023 12:03 PM
If driver write 0 to reset device, can the SUSPEND bit be cleared?
It must as reset operation, resets everything else and so the suspend too.
(pci_pm_resume->virtio_pci_restore->virtio
On 9/20/2023 2:33 PM, Chen, Jiqian wrote:
Hi Lingshan,
On 2023/9/20 13:59, Zhu, Lingshan wrote:
On 9/19/2023 8:31 PM, Michael S. Tsirkin wrote:
On Tue, Sep 19, 2023 at 07:42:42PM +0800, Jiqian Chen wrote:
When guest vm does S3, Qemu will reset and clear some things of virtio
devices, but
s
in its configuration space.
The driver re-write DRIVER_OK to clear SUSPEND, so the device resumes
running.
This is originally to serve live migration, but I think it can also meet
your needs.
Thanks,
Zhu Lingshan
Signed-off-by: Jiqian Chen
---
transport-pci.tex | 7 +++
1 fil
On 7/17/2023 6:14 PM, Philippe Mathieu-Daudé wrote:
Hi,
On 17/7/23 19:44, Zhu Lingshan wrote:
This commit disables VHOST_OPS_DEBUG by default
These information are ususally only required in development
environment
Signed-off-by: Zhu Lingshan
---
hw/virtio/vhost.c | 7 ++-
1 file
This commit disables VHOST_OPS_DEBUG by default
These information are ususally only required in development
environment
Signed-off-by: Zhu Lingshan
---
hw/virtio/vhost.c | 7 ++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index
On 7/12/2023 3:22 PM, Jason Wang wrote:
On Wed, Jul 12, 2023 at 2:54 PM Zhu, Lingshan
wrote:
On 7/11/2023 3:34 PM, Jason Wang wrote:
On Tue, Jul 11, 2023 at 3:25 PM Eugenio Perez Martin
wrote:
On Tue, Jul 11, 2023 at 9:05 AM Jason Wang
wrote
On 7/11/2023 3:34 PM, Jason Wang wrote:
On Tue, Jul 11, 2023 at 3:25 PM Eugenio Perez Martin
wrote:
On Tue, Jul 11, 2023 at 9:05 AM Jason Wang
wrote:
>
> On Tue, Jul 11, 2023 at 12:09 PM Zhu, Lingshan
wrote:
> >
> >
> >
&
On 7/11/2023 10:50 AM, Jason Wang wrote:
On Mon, Jul 10, 2023 at 4:53 PM Zhu Lingshan wrote:
In the poweroff routine, no need to fetch last available index.
This is because there's no concept of shutdown in the vhost layer, it
only knows start and stop.
This commit also provi
used idx as a
work around, not a failure.
Signed-off-by: Zhu Lingshan
---
hw/virtio/vhost-vdpa.c | 10 ++
hw/virtio/vhost.c | 2 +-
2 files changed, 11 insertions(+), 1 deletion(-)
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
index 3c575a9a6e..10b445f64e 100644
--- a
On 7/7/2023 7:02 PM, Eugenio Perez Martin wrote:
On Fri, Jul 7, 2023 at 12:18 PM Zhu Lingshan wrote:
In the poweroff routine, no need to fetch last available index.
This commit also provides a better debug message in the vhost
caller vhost_virtqueue_stop, because if vhost does not fetch
used idx as a
work around, not a failure.
Signed-off-by: Zhu Lingshan
---
hw/virtio/vhost-vdpa.c | 4
hw/virtio/vhost.c | 2 +-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
index 3c575a9a6e..f62952e1c7 100644
--- a/hw/virtio
On 6/9/2023 11:13 AM, Jason Wang wrote:
On Wed, Jun 7, 2023 at 11:37 PM Eugenio Perez Martin
wrote:
On Wed, Jun 7, 2023 at 11:09 AM Zhu Lingshan wrote:
When read the state of a virtqueue, vhost_vdpa need
to check whether the device is suspended.
This commit verifies whether
On 6/8/2023 6:59 PM, Eugenio Perez Martin wrote:
On Thu, Jun 8, 2023 at 11:34 AM Zhu, Lingshan wrote:
On 6/8/2023 4:49 PM, Eugenio Perez Martin wrote:
On Thu, Jun 8, 2023 at 9:07 AM Zhu, Lingshan wrote:
On 6/7/2023 9:51 PM, Eugenio Perez Martin wrote:
On Wed, Jun 7, 2023 at 11:09 AM
On 6/8/2023 4:49 PM, Eugenio Perez Martin wrote:
On Thu, Jun 8, 2023 at 9:07 AM Zhu, Lingshan wrote:
On 6/7/2023 9:51 PM, Eugenio Perez Martin wrote:
On Wed, Jun 7, 2023 at 11:09 AM Zhu Lingshan wrote:
When read the state of a virtqueue, vhost_vdpa need
to check whether the device is
On 6/7/2023 9:51 PM, Eugenio Perez Martin wrote:
On Wed, Jun 7, 2023 at 11:09 AM Zhu Lingshan wrote:
When read the state of a virtqueue, vhost_vdpa need
to check whether the device is suspended.
This commit verifies whether VHOST_BACKEND_F_SUSPEND is
negotiated when checking vhost_vdpa
When read the state of a virtqueue, vhost_vdpa need
to check whether the device is suspended.
This commit verifies whether VHOST_BACKEND_F_SUSPEND is
negotiated when checking vhost_vdpa->suspended.
Signed-off-by: Zhu Lingshan
---
hw/virtio/vhost-vdpa.c | 2 +-
1 file changed, 1 insertion(+)
ready right now
Thanks
Zhu Lingshan
Thanks
However, that information is not in the migration stream and it should
be an edge case anyhow, being resilient to parallel notifications from
the guest.
Signed-off-by: Eugenio Pérez
---
hw/virtio/vhost-vdpa.c | 5 +
1 file changed, 5 inser
readcapacity16 when readcapacity10 failed.
This patch is not harmful to original pathes
Signed-off-by: Zhu Lingshan
---
block/iscsi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/block/iscsi.c b/block/iscsi.c
index bd1f1bf..c8d167f 100644
--- a/block/iscsi.c
+++ b/block
fix:The error message for readcapacity 16 incorrectly mentioned
a readcapacity 10 failure, fixed the error message.
Signed-off-by: Zhu Lingshan
---
block/iscsi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/block/iscsi.c b/block/iscsi.c
index bd1f1bf..eb28ddc 100644
--- a
OK, thanks, I have sent the patch again and CC them
On 12/16/2015 04:20 AM, John Snow wrote:
CC qemu-trivial, I think this can go in through that tree.
On 12/14/2015 10:33 PM, Zhu Lingshan wrote:
fix:The error message for readcapacity 16 incorrectly mentioned
a readcapacity 10 failure, fixed
fix:The error message for readcapacity 16 incorrectly mentioned
a readcapacity 10 failure, fixed the error message.
Signed-off-by: Zhu Lingshan
---
block/iscsi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/block/iscsi.c b/block/iscsi.c
index bd1f1bf..eb28ddc 100644
--- a
Yeah, I assume that is an easy and efficient solution
Thanks
On 12/10/2015 04:57 PM, Peter Lieven wrote:
Am 10.12.2015 um 09:55 schrieb Paolo Bonzini:
On 10/12/2015 03:59, Zhu Lingshan wrote:
-if (task == NULL || task->status != SCSI_STATUS_GOOD) {
+if ((rc16 != NULL) &&
This Patch would fix a bug that readcapacity10
failuare would be shown no matter readcapacy10
or readcapacity16 actually sent.
Signed-off-by: Zhu Lingshan
---
block/iscsi.c | 5 -
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/block/iscsi.c b/block/iscsi.c
index bd1f1bf
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