8 CPUHP_PERF_X86_PREPARE
,
9 CPUHP_PERF_X86_UNCORE_PREP
,
10 CPUHP_PERF_X86_AMD_UNCORE_PREP
,
11 CPUHP_PERF_X86_RAPL_PREP
,
19 CPUHP_AP_SCHED_STARTING
,
20 CPUHP_AP_IRQ_GIC_STARTING
,
21 CPUHP_AP_IRQ_GICV3_STARTING
,
22 CPUHP_AP_IRQ_HIP04_STARTING
,
23 CPUHP_AP_IRQ_ARMADA_XP_STARTING
,
24 CPUHP_AP_IRQ_ARMADA_CASC_STARTING
,
25 CPUHP_AP_IRQ_BCM2836_STARTING
,
26 CPUHP_AP_ARM_MVEBU_COHERENCY
,
27 CPUHP_AP_PERF_X86_UNCORE_STARTING
,
28 CPUHP_AP_PERF_X86_AMD_UNCORE_STARTING
,
29 CPUHP_AP_PERF_X86_STARTING
,
30 CPUHP_AP_PERF_X86_AMD_IBS_STARTING
,
31 CPUHP_AP_PERF_X86_CQM_STARTING
,
32 CPUHP_AP_PERF_X86_CSTATE_STARTING
,
33 CPUHP_AP_NOTIFY_STARTING
,
37 CPUHP_AP_SMPBOOT_THREADS
,
38 CPUHP_AP_X86_VDSO_VMA_ONLINE
,
40 CPUHP_AP_PERF_X86_ONLINE
,
41 CPUHP_AP_PERF_X86_UNCORE_ONLINE
,
42 CPUHP_AP_PERF_X86_AMD_UNCORE_ONLINE
,
43 CPUHP_AP_PERF_X86_RAPL_ONLINE
,
44 CPUHP_AP_PERF_X86_CQM_ONLINE
,
45 CPUHP_AP_PERF_X86_CSTATE_ONLINE
,
46 CPUHP_AP_PERF_S390_CF_ONLINE
,
47 CPUHP_AP_PERF_S390_SF_ONLINE
,
48 CPUHP_AP_NOTIFY_ONLINE
,
50 CPUHP_AP_ONLINE_DYN_END
= CPUHP_AP_ONLINE_DYN
+ 30,
55 int __cpuhp_setup_state(enum cpuhp_state state
, const char *name
, bool invoke
,
56 int (*startup
)(unsigned int cpu
),
57 int (*teardown
)(unsigned int cpu
));
60 * cpuhp_setup_state - Setup hotplug state callbacks with calling the callbacks
61 * @state: The state for which the calls are installed
62 * @name: Name of the callback (will be used in debug output)
63 * @startup: startup callback function
64 * @teardown: teardown callback function
66 * Installs the callback functions and invokes the startup callback on
67 * the present cpus which have already reached the @state.
69 static inline int cpuhp_setup_state(enum cpuhp_state state
,
71 int (*startup
)(unsigned int cpu
),
72 int (*teardown
)(unsigned int cpu
))
74 return __cpuhp_setup_state(state
, name
, true, startup
, teardown
);
78 * cpuhp_setup_state_nocalls - Setup hotplug state callbacks without calling the
80 * @state: The state for which the calls are installed
81 * @name: Name of the callback.
82 * @startup: startup callback function
83 * @teardown: teardown callback function
85 * Same as @cpuhp_setup_state except that no calls are executed are invoked
86 * during installation of this callback. NOP if SMP=n or HOTPLUG_CPU=n.
88 static inline int cpuhp_setup_state_nocalls(enum cpuhp_state state
,
90 int (*startup
)(unsigned int cpu
),
91 int (*teardown
)(unsigned int cpu
))
93 return __cpuhp_setup_state(state
, name
, false, startup
, teardown
);
96 void __cpuhp_remove_state(enum cpuhp_state state
, bool invoke
);
99 * cpuhp_remove_state - Remove hotplug state callbacks and invoke the teardown
100 * @state: The state for which the calls are removed
102 * Removes the callback functions and invokes the teardown callback on
103 * the present cpus which have already reached the @state.
105 static inline void cpuhp_remove_state(enum cpuhp_state state
)
107 __cpuhp_remove_state(state
, true);
111 * cpuhp_remove_state_nocalls - Remove hotplug state callbacks without invoking
113 * @state: The state for which the calls are removed
115 static inline void cpuhp_remove_state_nocalls(enum cpuhp_state state
)
117 __cpuhp_remove_state(state
, false);
121 void cpuhp_online_idle(enum cpuhp_state state
);
123 static inline void cpuhp_online_idle(enum cpuhp_state state
) { }