Merge tag 'trace-printf-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/trace...
[drm/drm-misc.git] / Documentation / ABI / testing / debugfs-hisi-migration
blob2c01b2d387ddde0c3da1c3ddac7321c52b94a217
1 What:           /sys/kernel/debug/vfio/<device>/migration/hisi_acc/dev_data
2 Date:           Jan 2025
3 KernelVersion:  6.13
4 Contact:        Longfang Liu <liulongfang@huawei.com>
5 Description:    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.
11 What:           /sys/kernel/debug/vfio/<device>/migration/hisi_acc/migf_data
12 Date:           Jan 2025
13 KernelVersion:  6.13
14 Contact:        Longfang Liu <liulongfang@huawei.com>
15 Description:    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.
19 What:           /sys/kernel/debug/vfio/<device>/migration/hisi_acc/cmd_state
20 Date:           Jan 2025
21 KernelVersion:  6.13
22 Contact:        Longfang Liu <liulongfang@huawei.com>
23 Description:    Used to obtain the device command sending and receiving
24                 channel status. Returns failure or success logs based on the
25                 results.