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192.168.1.100 / T800 / b4bfae9066747d414c41d9c6db8cbf3a1c96c0f1 / . / src / kernel / linux / v4.19 / Documentation / ABI / stable / sysfs-bus-vmbus
blob: 3fed8fdb873d723e3bc25e155dee3be2d797d352 [file] [log] [blame]
xjb04a4022021-11-25 15:01:52 +0800[diff] [blame]1What: /sys/bus/vmbus/devices/<UUID>/id
2Date: Jul 2009
3KernelVersion: 2.6.31
4Contact: K. Y. Srinivasan <kys@microsoft.com>
5Description: The VMBus child_relid of the device's primary channel
6Users: tools/hv/lsvmbus
7
8What: /sys/bus/vmbus/devices/<UUID>/class_id
9Date: Jul 2009
10KernelVersion: 2.6.31
11Contact: K. Y. Srinivasan <kys@microsoft.com>
12Description: The VMBus interface type GUID of the device
13Users: tools/hv/lsvmbus
14
15What: /sys/bus/vmbus/devices/<UUID>/device_id
16Date: Jul 2009
17KernelVersion: 2.6.31
18Contact: K. Y. Srinivasan <kys@microsoft.com>
19Description: The VMBus interface instance GUID of the device
20Users: tools/hv/lsvmbus
21
22What: /sys/bus/vmbus/devices/<UUID>/channel_vp_mapping
23Date: Jul 2015
24KernelVersion: 4.2.0
25Contact: K. Y. Srinivasan <kys@microsoft.com>
26Description: The mapping of which primary/sub channels are bound to which
27 Virtual Processors.
28 Format: <channel's child_relid:the bound cpu's number>
29Users: tools/hv/lsvmbus
30
31What: /sys/bus/vmbus/devices/<UUID>/device
32Date: Dec. 2015
33KernelVersion: 4.5
34Contact: K. Y. Srinivasan <kys@microsoft.com>
35Description: The 16 bit device ID of the device
36Users: tools/hv/lsvmbus and user level RDMA libraries
37
38What: /sys/bus/vmbus/devices/<UUID>/vendor
39Date: Dec. 2015
40KernelVersion: 4.5
41Contact: K. Y. Srinivasan <kys@microsoft.com>
42Description: The 16 bit vendor ID of the device
43Users: tools/hv/lsvmbus and user level RDMA libraries
44
45What: /sys/bus/vmbus/devices/<UUID>/numa_node
46Date: Jul 2018
47KernelVersion: 4.19
48Contact: Stephen Hemminger <sthemmin@microsoft.com>
49Description: This NUMA node to which the VMBUS device is
50 attached, or -1 if the node is unknown.
51
52What: /sys/bus/vmbus/devices/<UUID>/channels/<N>
53Date: September. 2017
54KernelVersion: 4.14
55Contact: Stephen Hemminger <sthemmin@microsoft.com>
56Description: Directory for per-channel information
57 NN is the VMBUS relid associtated with the channel.
58
59What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/cpu
60Date: September. 2017
61KernelVersion: 4.14
62Contact: Stephen Hemminger <sthemmin@microsoft.com>
63Description: VCPU (sub)channel is affinitized to
64Users: tools/hv/lsvmbus and other debugging tools
65
66What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/cpu
67Date: September. 2017
68KernelVersion: 4.14
69Contact: Stephen Hemminger <sthemmin@microsoft.com>
70Description: VCPU (sub)channel is affinitized to
71Users: tools/hv/lsvmbus and other debugging tools
72
73What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/in_mask
74Date: September. 2017
75KernelVersion: 4.14
76Contact: Stephen Hemminger <sthemmin@microsoft.com>
77Description: Host to guest channel interrupt mask
78Users: Debugging tools
79
80What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/latency
81Date: September. 2017
82KernelVersion: 4.14
83Contact: Stephen Hemminger <sthemmin@microsoft.com>
84Description: Channel signaling latency
85Users: Debugging tools
86
87What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/out_mask
88Date: September. 2017
89KernelVersion: 4.14
90Contact: Stephen Hemminger <sthemmin@microsoft.com>
91Description: Guest to host channel interrupt mask
92Users: Debugging tools
93
94What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/pending
95Date: September. 2017
96KernelVersion: 4.14
97Contact: Stephen Hemminger <sthemmin@microsoft.com>
98Description: Channel interrupt pending state
99Users: Debugging tools
100
101What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/read_avail
102Date: September. 2017
103KernelVersion: 4.14
104Contact: Stephen Hemminger <sthemmin@microsoft.com>
105Description: Bytes available to read
106Users: Debugging tools
107
108What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/write_avail
109Date: September. 2017
110KernelVersion: 4.14
111Contact: Stephen Hemminger <sthemmin@microsoft.com>
112Description: Bytes available to write
113Users: Debugging tools
114
115What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/events
116Date: September. 2017
117KernelVersion: 4.14
118Contact: Stephen Hemminger <sthemmin@microsoft.com>
119Description: Number of times we have signaled the host
120Users: Debugging tools
121
122What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/interrupts
123Date: September. 2017
124KernelVersion: 4.14
125Contact: Stephen Hemminger <sthemmin@microsoft.com>
126Description: Number of times we have taken an interrupt (incoming)
127Users: Debugging tools
128
129What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/subchannel_id
130Date: January. 2018
131KernelVersion: 4.16
132Contact: Stephen Hemminger <sthemmin@microsoft.com>
133Description: Subchannel ID associated with VMBUS channel
134Users: Debugging tools and userspace drivers
135
136What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/monitor_id
137Date: January. 2018
138KernelVersion: 4.16
139Contact: Stephen Hemminger <sthemmin@microsoft.com>
140Description: Monitor bit associated with channel
141Users: Debugging tools and userspace drivers
142
143What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/ring
144Date: January. 2018
145KernelVersion: 4.16
146Contact: Stephen Hemminger <sthemmin@microsoft.com>
147Description: Binary file created by uio_hv_generic for ring buffer
148Users: Userspace drivers