File: //proc/thread-self/root/sys/devices/system/cpu/hotplug/states
0: offline
1: threads:prepare
2: perf:prepare
8: x86/hpet:dead
10: x86/mce:dead
12: slub:dead
13: mm/writeback:dead
14: mm/vmstat:dead
15: softirq:dead
20: irq_poll:dead
21: block/softirq:dead
22: acpi/cpu-drv:dead
24: block/mq:dead
25: fs/buffer:dead
26: printk:dead
27: mm/memctrl:dead
28: lib/percpu_cnt:dead
29: lib/radix:dead
30: mm/page_alloc:dead
31: net/dev:dead
35: workqueue:prepare
37: hrtimers:prepare
40: smpcfd:prepare
41: relay:prepare
42: slab:prepare
44: RCU/tree:prepare
48: x86/xen/guest:prepare
53: base/topology:prepare
56: trace/RB:preapre
58: mm/zswap:prepare
59: mm/zswap_pool:prepare
62: timers:dead
64: fork:vm_stack_cache
85: cpu:bringup
86: idle:dead
87: ap:offline
88: sched:starting
89: RCU/tree:dying
129: smpcfd:dying
131: ap:online
132: cpu:teardown
134: smpboot/threads:online
135: x86/vdso/vma:online
136: irq/affinity:online
137: perf:online
155: workqueue:online
156: RCU/tree:online
157: base/cacheinfo:online
158: x86/xen/guest:online
159: mm/writeback:online
160: mm/vmstat:online
161: mm/compaction:online
162: x86/msr:online
163: x86/cpuid:online
164: padata:online
165: mm/vmscan:online
166: lib/percpu_cnt:online
167: acpi/cpu-drv:online
168: x86/mce:online
169: printk:online
170: platform/x86/turbo_max_3:online
189: x86/hpet:online
191: sched:active
192: online