| Message ID | 20241025090143.64472-5-liulongfang@huawei.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | debugfs to hisilicon migration driver | expand |
On Fri, 25 Oct 2024 17:01:43 +0800 Longfang Liu <liulongfang@huawei.com> wrote: > Add a debugfs document description file to help users understand > how to use the hisilicon accelerator live migration driver's > debugfs. > > Update the file paths that need to be maintained in MAINTAINERS > > Signed-off-by: Longfang Liu <liulongfang@huawei.com> > Reviewed-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com> > --- > .../ABI/testing/debugfs-hisi-migration | 25 +++++++++++++++++++ > 1 file changed, 25 insertions(+) > create mode 100644 Documentation/ABI/testing/debugfs-hisi-migration > > diff --git a/Documentation/ABI/testing/debugfs-hisi-migration b/Documentation/ABI/testing/debugfs-hisi-migration > new file mode 100644 > index 000000000000..89e4fde5ec6a > --- /dev/null > +++ b/Documentation/ABI/testing/debugfs-hisi-migration > @@ -0,0 +1,25 @@ > +What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/dev_data > +Date: Oct 2024 > +KernelVersion: 6.12 We're currently targeting v6.13, which is likely Jan 2025. Thanks, Alex > +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: Oct 2024 > +KernelVersion: 6.12 > +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: Oct 2024 > +KernelVersion: 6.12 > +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.
On 2024/11/1 6:09, Alex Williamson wrote: > On Fri, 25 Oct 2024 17:01:43 +0800 > Longfang Liu <liulongfang@huawei.com> wrote: > >> Add a debugfs document description file to help users understand >> how to use the hisilicon accelerator live migration driver's >> debugfs. >> >> Update the file paths that need to be maintained in MAINTAINERS >> >> Signed-off-by: Longfang Liu <liulongfang@huawei.com> >> Reviewed-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com> >> --- >> .../ABI/testing/debugfs-hisi-migration | 25 +++++++++++++++++++ >> 1 file changed, 25 insertions(+) >> create mode 100644 Documentation/ABI/testing/debugfs-hisi-migration >> >> diff --git a/Documentation/ABI/testing/debugfs-hisi-migration b/Documentation/ABI/testing/debugfs-hisi-migration >> new file mode 100644 >> index 000000000000..89e4fde5ec6a >> --- /dev/null >> +++ b/Documentation/ABI/testing/debugfs-hisi-migration >> @@ -0,0 +1,25 @@ >> +What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/dev_data >> +Date: Oct 2024 >> +KernelVersion: 6.12 > > We're currently targeting v6.13, which is likely Jan 2025. Thanks, > OK! Thanks. Longfang. > Alex > >> +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: Oct 2024 >> +KernelVersion: 6.12 >> +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: Oct 2024 >> +KernelVersion: 6.12 >> +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. > > > . >
diff --git a/Documentation/ABI/testing/debugfs-hisi-migration b/Documentation/ABI/testing/debugfs-hisi-migration new file mode 100644 index 000000000000..89e4fde5ec6a --- /dev/null +++ b/Documentation/ABI/testing/debugfs-hisi-migration @@ -0,0 +1,25 @@ +What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/dev_data +Date: Oct 2024 +KernelVersion: 6.12 +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: Oct 2024 +KernelVersion: 6.12 +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: Oct 2024 +KernelVersion: 6.12 +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.