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SubjectRe: [PATCH 0/6] features provisioning fixes and mlx5_vdpa support
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On 2/2/2023 9:30 AM, Michael S. Tsirkin wrote:
> On Tue, Jan 31, 2023 at 03:22:01PM -0800, Si-Wei Liu wrote:
>> This patchset is pre-requisite to export and provision device
>> config attributes and features for vdpa live migration, in a way
>> backward and forward compatibility can be retained. The follow up
>> work [1] will need to be built around the new feature provisioning
>> uAPI, with which it's easier to formalize migration compatibility
>> support at the driver level.
>>
>> Thanks,
>> -Siwei
>>
>> [1] [PATCH v3 0/4] vDPA: initial config export via "vdpa dev show"
>> https://lore.kernel.org/virtualization/1666392237-4042-1-git-send-email-si-wei.liu@oracle.com/
> 1-6 look like bugfixes right?
1 and 2 are bug fixes, 3-5 you can say are bug fix for device_features,
but they would lay the ground for standardizing device_features
assumptions for drivers. Patch 6 is adding device_features to mlx5_vdpa
as you can recognize.

(please match the corresponding patch in the v2 series)

Thanks,
-Siwei

>> ---
>>
>> Si-Wei Liu (6):
>> vdpa: fix improper error message when adding vdpa dev
>> vdpa: conditionally read STATUS in config space
>> vdpa: validate provisioned device features against specified attribute
>> virtio: VIRTIO_DEVICE_F_MASK for all per-device features
>> vdpa: validate device feature provisioning against supported class
>> vdpa/mlx5: support device features provisioning
>>
>> drivers/vdpa/mlx5/net/mlx5_vnet.c | 72 ++++++++++++++++++++++------
>> drivers/vdpa/vdpa.c | 98 ++++++++++++++++++++++++++++++++------
>> include/uapi/linux/virtio_config.h | 8 ++++
>> 3 files changed, 149 insertions(+), 29 deletions(-)
>>
>> --
>> 1.8.3.1

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