Symbol: CPUHP_AP_PERF_X86_ONLINE
arch/x86/events/core.c
2227
err = cpuhp_setup_state(CPUHP_AP_PERF_X86_ONLINE, "perf/x86:online",
arch/x86/events/core.c
2268
cpuhp_remove_state(CPUHP_AP_PERF_X86_ONLINE);