| What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/dev_data | |
| Date: Jan 2025 | |
| KernelVersion: 6.13 | |
| Contact: Longfang Liu <liulongfang@huawei.com> | |
| Description: Read the configuration data and some status data | |
| required for device live migration. These data include device | |
| status data, queue configuration data, some task configuration | |
| data and device attribute data. The output format of the data | |
| is defined by the live migration driver. | |
| What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/migf_data | |
| Date: Jan 2025 | |
| KernelVersion: 6.13 | |
| Contact: Longfang Liu <liulongfang@huawei.com> | |
| Description: Read the data from the last completed live migration. | |
| This data includes the same device status data as in "dev_data". | |
| The migf_data is the dev_data that is migrated. | |
| What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/cmd_state | |
| Date: Jan 2025 | |
| KernelVersion: 6.13 | |
| Contact: Longfang Liu <liulongfang@huawei.com> | |
| Description: Used to obtain the device command sending and receiving | |
| channel status. Returns failure or success logs based on the | |
| results. |