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Drivers: hv: vmbus: document the VMBus sysfs files
The 4 sysfs files should be stable ABIs to the user space. Signed-off-by: Dexuan Cui <decui@microsoft.com> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Dexuan Cui
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What: /sys/bus/vmbus/devices/vmbus_*/id | ||
Date: Jul 2009 | ||
KernelVersion: 2.6.31 | ||
Contact: K. Y. Srinivasan <kys@microsoft.com> | ||
Description: The VMBus child_relid of the device's primary channel | ||
Users: tools/hv/lsvmbus | ||
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What: /sys/bus/vmbus/devices/vmbus_*/class_id | ||
Date: Jul 2009 | ||
KernelVersion: 2.6.31 | ||
Contact: K. Y. Srinivasan <kys@microsoft.com> | ||
Description: The VMBus interface type GUID of the device | ||
Users: tools/hv/lsvmbus | ||
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What: /sys/bus/vmbus/devices/vmbus_*/device_id | ||
Date: Jul 2009 | ||
KernelVersion: 2.6.31 | ||
Contact: K. Y. Srinivasan <kys@microsoft.com> | ||
Description: The VMBus interface instance GUID of the device | ||
Users: tools/hv/lsvmbus | ||
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What: /sys/bus/vmbus/devices/vmbus_*/channel_vp_mapping | ||
Date: Jul 2015 | ||
KernelVersion: 4.2.0 | ||
Contact: K. Y. Srinivasan <kys@microsoft.com> | ||
Description: The mapping of which primary/sub channels are bound to which | ||
Virtual Processors. | ||
Format: <channel's child_relid:the bound cpu's number> | ||
Users: tools/hv/lsvmbus |
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