1What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/dev_data 2Date: Jan 2025 3KernelVersion: 6.13 4Contact: Longfang Liu <liulongfang@huawei.com> 5Description: Read the configuration data and some status data 6 required for device live migration. These data include device 7 status data, queue configuration data, some task configuration 8 data and device attribute data. The output format of the data 9 is defined by the live migration driver. 10 11What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/migf_data 12Date: Jan 2025 13KernelVersion: 6.13 14Contact: Longfang Liu <liulongfang@huawei.com> 15Description: Read the data from the last completed live migration. 16 This data includes the same device status data as in "dev_data". 17 The migf_data is the dev_data that is migrated. 18 19What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/cmd_state 20Date: Jan 2025 21KernelVersion: 6.13 22Contact: Longfang Liu <liulongfang@huawei.com> 23Description: Used to obtain the device command sending and receiving 24 channel status. Returns failure or success logs based on the 25 results. 26