Re: [PATCH 0/5] vDPA/ifcvf: implement immediate initialization mechanism

["Zhu, Lingshan" <lingshan.zhu@intel.com>]

On 4/24/2023 12:51 PM, Michael S. Tsirkin wrote:
> On Sat, Apr 01, 2023 at 04:48:49AM +0800, Zhu Lingshan wrote:
>> Formerly, ifcvf driver has implemented a lazy-initialization mechanism
>> for the virtqueues and other config space contents,
>> it would store all configurations that passed down from the userspace,
>> then load them to the device config space upon DRIVER_OK.
>>
>> This can not serve live migration, so this series implement an
>> immediate initialization mechanism, which means rather than the
>> former store-load process, the virtio operations like vq ops
>> would take immediate actions by access the virtio registers.
>>
>> This series also implement irq synchronization in the reset
>> routine
>
> Please, prefix each patch subject with vDPA/ifcvf:
I will fix this in V2. Thanks
>
>
>> Zhu Lingshan (5):
>>    virt queue ops take immediate actions
>>    get_driver_features from virito registers
>>    retire ifcvf_start_datapath and ifcvf_add_status
>>    synchronize irqs in the reset routine
>>    a vendor driver should not set _CONFIG_S_FAILED
>>
>>   drivers/vdpa/ifcvf/ifcvf_base.c | 162 +++++++++++++++++++-------------
>>   drivers/vdpa/ifcvf/ifcvf_base.h |  16 ++--
>>   drivers/vdpa/ifcvf/ifcvf_main.c |  97 ++++---------------
>>   3 files changed, 122 insertions(+), 153 deletions(-)
>>
>> -- 
>> 2.39.1

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