On Wed, Oct 18, 2023 at 12:36 PM Si-Wei Liu wrote:
>
>
>
> On 10/16/2023 7:35 PM, Jason Wang wrote:
> > On Tue, Oct 17, 2023 at 4:30 AM Si-Wei Liu wrote:
> >>
> >>
> >> On 10/16/2023 4:28 AM, Eugenio Perez Martin wrote:
> >>> On Mon, Oct 16, 2023 at 8:33 AM Jason Wang wrote:
> On Fri, Oct 1
Hi Stefano,
On 10/17/2023 6:44 AM, Stefano Garzarella wrote:
On Fri, Oct 13, 2023 at 10:29:26AM -0700, Si-Wei Liu wrote:
Hi Stefano,
On 10/13/2023 2:22 AM, Stefano Garzarella wrote:
Hi Si-Wei,
On Fri, Oct 13, 2023 at 01:23:40AM -0700, Si-Wei Liu wrote:
RFC only. Not tested on vdpa-sim-blk w
RFC only. Not tested on vdpa-sim-blk with user virtual address.
Works fine with vdpa-sim-net which uses physical address to map.
This patch is based on top of [1].
[1]
https://lore.kernel.org/virtualization/1696928580-7520-1-git-send-email-si-wei@oracle.com/
Signed-off-by: Si-Wei Liu
---
On 10/16/2023 7:35 PM, Jason Wang wrote:
On Tue, Oct 17, 2023 at 4:30 AM Si-Wei Liu wrote:
On 10/16/2023 4:28 AM, Eugenio Perez Martin wrote:
On Mon, Oct 16, 2023 at 8:33 AM Jason Wang wrote:
On Fri, Oct 13, 2023 at 3:36 PM Si-Wei Liu wrote:
On 10/12/2023 8:01 PM, Jason Wang wrote:
O
On Wed, Oct 18, 2023 at 11:38 AM Xuan Zhuo wrote:
>
> On Tue, 17 Oct 2023 19:19:41 +0800, Xuan Zhuo
> wrote:
> > On Tue, 17 Oct 2023 14:43:33 +0800, Xuan Zhuo
> > wrote:
> > > On Tue, 17 Oct 2023 14:26:01 +0800, Jason Wang
> > > wrote:
> > > > On Tue, Oct 17, 2023 at 2:17 PM Xuan Zhuo
> >
On Tue, 17 Oct 2023 19:19:41 +0800, Xuan Zhuo
wrote:
> On Tue, 17 Oct 2023 14:43:33 +0800, Xuan Zhuo
> wrote:
> > On Tue, 17 Oct 2023 14:26:01 +0800, Jason Wang wrote:
> > > On Tue, Oct 17, 2023 at 2:17 PM Xuan Zhuo
> > > wrote:
> > > >
> > > > On Tue, 17 Oct 2023 13:27:47 +0800, Jason Wang
On Wed, 18 Oct 2023 10:46:38 +0800, Jason Wang wrote:
> On Tue, Oct 17, 2023 at 7:28 PM Xuan Zhuo wrote:
> >
> > On Tue, 17 Oct 2023 14:43:33 +0800, Xuan Zhuo
> > wrote:
> > > On Tue, 17 Oct 2023 14:26:01 +0800, Jason Wang
> > > wrote:
> > > > On Tue, Oct 17, 2023 at 2:17 PM Xuan Zhuo
> > >
On Tue, Oct 17, 2023 at 7:28 PM Xuan Zhuo wrote:
>
> On Tue, 17 Oct 2023 14:43:33 +0800, Xuan Zhuo
> wrote:
> > On Tue, 17 Oct 2023 14:26:01 +0800, Jason Wang wrote:
> > > On Tue, Oct 17, 2023 at 2:17 PM Xuan Zhuo
> > > wrote:
> > > >
> > > > On Tue, 17 Oct 2023 13:27:47 +0800, Jason Wang
>
Hi Matias,
On 18.10.2023 00:19, Matias Ezequiel Vara Larsen wrote:
Hello,
This email is to clarify the VirtIO specification regarding the RELEASE
control request. Section 5.14.6.6.5.1 [1] states the following device
requirements for the RELEASE control request:
1. The device MUST complete all
On Tue, Oct 17, 2023 at 3:00 PM Xuan Zhuo wrote:
>
> On Tue, 17 Oct 2023 14:26:01 +0800, Jason Wang wrote:
> > On Tue, Oct 17, 2023 at 2:17 PM Xuan Zhuo
> > wrote:
> > >
> > > On Tue, 17 Oct 2023 13:27:47 +0800, Jason Wang
> > > wrote:
> > > > On Tue, Oct 17, 2023 at 11:28 AM Jason Wang wrot
Hi Matias,
On 17.10.2023 21:54, Matias Ezequiel Vara Larsen wrote:
Hello Anton,
Thanks for your help! I am going to send a second version of the patch
with your changes. Is it OK if I add you with the "Co-developed-by"
tag?.
Yes, I'm fine with that. :)
Best regards,
--
Anton Yakovlev
Senio
Hi Yishai,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linus/master]
[also build test WARNING on v6.6-rc6 next-20231017]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--bas
On Tue, 17 Oct 2023 16:42:17 +0300
Yishai Hadas wrote:
> +static int virtiovf_pci_probe(struct pci_dev *pdev,
> + const struct pci_device_id *id)
> +{
> + const struct vfio_device_ops *ops = &virtiovf_acc_vfio_pci_ops;
> + struct virtiovf_pci_core_device *virtvdev
On Mon, Oct 16, 2023 at 7:38 PM Jason Wang wrote:
>
> On Tue, Oct 17, 2023 at 7:53 AM Alexei Starovoitov
> wrote:
> >
> > On Sun, Oct 15, 2023 at 10:10 AM Akihiko Odaki
> > wrote:
> > >
> > > On 2023/10/16 1:07, Alexei Starovoitov wrote:
> > > > On Sun, Oct 15, 2023 at 7:17 AM Akihiko Odaki
>
On Tue, 17 Oct 2023 at 18:19, Matias Ezequiel Vara Larsen
wrote:
>
> Hello,
>
> This email is to clarify the VirtIO specification regarding the RELEASE
> control request. Section 5.14.6.6.5.1 [1] states the following device
> requirements for the RELEASE control request:
> 1. The device MUST compl
Hello,
This email is to clarify the VirtIO specification regarding the RELEASE
control request. Section 5.14.6.6.5.1 [1] states the following device
requirements for the RELEASE control request:
1. The device MUST complete all pending I/O messages for the specified
stream ID.
2. The device MUST N
On Fri, Oct 13, 2023 at 10:29:26AM -0700, Si-Wei Liu wrote:
Hi Stefano,
On 10/13/2023 2:22 AM, Stefano Garzarella wrote:
Hi Si-Wei,
On Fri, Oct 13, 2023 at 01:23:40AM -0700, Si-Wei Liu wrote:
RFC only. Not tested on vdpa-sim-blk with user virtual address.
I can test it, but what I should st
Expose vfio_pci_iowrite/read##size() to let it be used by drivers.
This functionality is needed to enable direct access to some physical
BAR of the device with the proper locks/checks in place.
The next patches from this series will use this functionality on a data
path flow when a direct access
Introduce a vfio driver over virtio devices to support the legacy
interface functionality for VFs.
Background, from the virtio spec [1].
In some systems, there is a need to support a virtio legacy driver with
a device that does n
Expose vfio_pci_core_setup_barmap() to be used by drivers.
This will let drivers to mmap a BAR and re-use it from both vfio and the
driver when it's applicable.
This API will be used in the next patches by the vfio/virtio coming
driver.
Signed-off-by: Yishai Hadas
---
drivers/vfio/pci/vfio_pci
Introduce APIs to execute legacy IO admin commands.
It includes: list_query/use, io_legacy_read/write,
io_legacy_notify_info.
Those APIs will be used by the next patches from this series.
Signed-off-by: Yishai Hadas
---
drivers/virtio/virtio_pci_common.c | 11 ++
drivers/virtio/virtio_pci_com
From: Feng Liu
Introduces admin commands, as follow:
The "list query" command can be used by the driver to query the
set of admin commands supported by the virtio device.
The "list use" command is used to inform the virtio device which
admin commands the driver will use.
The "legacy common cfg r
From: Feng Liu
Introduce support for the admin virtqueue. By negotiating
VIRTIO_F_ADMIN_VQ feature, driver detects capability and creates one
administration virtqueue. Administration virtqueue implementation in
virtio pci generic layer, enables multiple types of upper layer
drivers such as vfio,
From: Feng Liu
Add support for sending admin command through admin virtqueue interface.
Abort any inflight admin commands once device reset completes.
To enforce the below statement from the specification [1], the admin
queue is activated for the upper layer users only post of setting status
to
From: Feng Liu
Currently vp_modern_probe() missed out to map config space structure
starting from notify_data offset. Due to this when such structure
elements are accessed it can result in an error.
Fix it by considering the minimum size of what device has offered and
what driver will access.
F
From: Feng Liu
Introduce VIRTIO_F_ADMIN_VQ which is used for administration virtqueue
support.
Signed-off-by: Feng Liu
Reviewed-by: Parav Pandit
Reviewed-by: Jiri Pirko
Signed-off-by: Yishai Hadas
---
include/uapi/linux/virtio_config.h | 8 +++-
1 file changed, 7 insertions(+), 1 deleti
This series introduce a vfio driver over virtio devices to support the
legacy interface functionality for VFs.
Background, from the virtio spec [1].
In some systems, there is a need to support a virtio legacy driver with
a device
On Thu, Oct 12, 2023 at 11:16:54AM -0400, Michael S. Tsirkin wrote:
On Thu, Oct 12, 2023 at 05:10:50PM +0200, Matias Ezequiel Vara Larsen wrote:
This commit replaces the mmap mechanism with the copy() and
fill_silence() callbacks for both capturing and playback for the
virtio-sound driver. This
Hello Anton,
Thanks for your help! I am going to send a second version of the patch
with your changes. Is it OK if I add you with the "Co-developed-by"
tag?.
Matias
On Tue, Oct 17, 2023 at 05:11:30PM +0900, Anton Yakovlev wrote:
> Hi Matias,
>
> Thanks for your help! I updated and corrected yo
On Tue, Oct 17, 2023 at 09:44:04AM +0200, Takashi Iwai wrote:
> On Mon, 16 Oct 2023 17:10:00 +0200,
> Stefan Hajnoczi wrote:
> >
> > On Thu, Oct 12, 2023 at 05:10:50PM +0200, Matias Ezequiel Vara Larsen wrote:
> > > This commit replaces the mmap mechanism with the copy() and
> > > fill_silence() c
On Tue, 17 Oct 2023 14:43:33 +0800, Xuan Zhuo
wrote:
> On Tue, 17 Oct 2023 14:26:01 +0800, Jason Wang wrote:
> > On Tue, Oct 17, 2023 at 2:17 PM Xuan Zhuo
> > wrote:
> > >
> > > On Tue, 17 Oct 2023 13:27:47 +0800, Jason Wang
> > > wrote:
> > > > On Tue, Oct 17, 2023 at 11:28 AM Jason Wang w
Hi Matias,
Thanks for your help! I updated and corrected your patch a little bit (see
attachment). All changes were tested, there were no problems on my side.
See also a few inline comments.
On 13.10.2023 00:10, Matias Ezequiel Vara Larsen wrote:
This commit replaces the mmap mechanism with
On Tue, 17 Oct 2023 14:26:01 +0800, Jason Wang wrote:
> On Tue, Oct 17, 2023 at 2:17 PM Xuan Zhuo wrote:
> >
> > On Tue, 17 Oct 2023 13:27:47 +0800, Jason Wang wrote:
> > > On Tue, Oct 17, 2023 at 11:28 AM Jason Wang wrote:
> > > >
> > > > On Tue, Oct 17, 2023 at 11:26 AM Xuan Zhuo
> > > > wr
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