2016-02-26 18:43:28 +00:00
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#ifndef __CPUHOTPLUG_H
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#define __CPUHOTPLUG_H
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enum cpuhp_state {
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CPUHP_OFFLINE,
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CPUHP_CREATE_THREADS,
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2016-07-13 17:16:09 +00:00
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CPUHP_PERF_PREPARE,
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2016-07-13 17:16:10 +00:00
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CPUHP_PERF_X86_PREPARE,
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2016-07-13 17:16:12 +00:00
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CPUHP_PERF_X86_UNCORE_PREP,
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2016-07-13 17:16:13 +00:00
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CPUHP_PERF_X86_AMD_UNCORE_PREP,
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2016-07-13 17:16:15 +00:00
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CPUHP_PERF_X86_RAPL_PREP,
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2016-07-13 17:16:19 +00:00
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CPUHP_PERF_BFIN,
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2016-07-13 17:16:20 +00:00
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CPUHP_PERF_POWER,
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2016-07-13 17:16:23 +00:00
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CPUHP_PERF_SUPERH,
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2016-07-13 17:16:30 +00:00
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CPUHP_X86_HPET_DEAD,
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2016-07-13 17:16:34 +00:00
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CPUHP_X86_APB_DEAD,
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2016-07-13 17:16:29 +00:00
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CPUHP_WORKQUEUE_PREP,
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2016-07-15 08:41:04 +00:00
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CPUHP_HRTIMERS_PREPARE,
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2016-07-13 17:16:59 +00:00
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CPUHP_PROFILE_PREPARE,
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2016-07-13 17:17:00 +00:00
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CPUHP_X2APIC_PREPARE,
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2016-07-13 17:17:01 +00:00
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CPUHP_SMPCFD_PREPARE,
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2016-07-13 17:16:59 +00:00
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CPUHP_TIMERS_DEAD,
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2016-07-13 17:17:03 +00:00
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CPUHP_RCUTREE_PREP,
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2016-02-26 18:43:28 +00:00
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CPUHP_NOTIFY_PREPARE,
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CPUHP_BRINGUP_CPU,
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2016-02-26 18:43:43 +00:00
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CPUHP_AP_IDLE_DEAD,
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2016-02-26 18:43:29 +00:00
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CPUHP_AP_OFFLINE,
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2016-03-10 11:54:09 +00:00
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CPUHP_AP_SCHED_STARTING,
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2016-07-13 17:17:03 +00:00
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CPUHP_AP_RCUTREE_DYING,
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2016-07-13 17:16:04 +00:00
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CPUHP_AP_IRQ_GIC_STARTING,
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2016-07-13 17:16:05 +00:00
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CPUHP_AP_IRQ_GICV3_STARTING,
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2016-07-13 17:16:06 +00:00
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CPUHP_AP_IRQ_HIP04_STARTING,
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2016-07-13 17:16:07 +00:00
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CPUHP_AP_IRQ_ARMADA_XP_STARTING,
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CPUHP_AP_IRQ_ARMADA_CASC_STARTING,
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2016-07-13 17:16:07 +00:00
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CPUHP_AP_IRQ_BCM2836_STARTING,
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2016-07-13 17:16:08 +00:00
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CPUHP_AP_ARM_MVEBU_COHERENCY,
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2016-07-13 17:16:12 +00:00
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CPUHP_AP_PERF_X86_UNCORE_STARTING,
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2016-07-13 17:16:13 +00:00
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CPUHP_AP_PERF_X86_AMD_UNCORE_STARTING,
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2016-07-13 17:16:10 +00:00
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CPUHP_AP_PERF_X86_STARTING,
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2016-07-13 17:16:14 +00:00
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CPUHP_AP_PERF_X86_AMD_IBS_STARTING,
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2016-07-13 17:16:16 +00:00
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CPUHP_AP_PERF_X86_CQM_STARTING,
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2016-07-13 17:16:18 +00:00
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CPUHP_AP_PERF_X86_CSTATE_STARTING,
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2016-07-13 17:16:26 +00:00
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CPUHP_AP_PERF_XTENSA_STARTING,
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2016-07-13 17:16:49 +00:00
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CPUHP_AP_PERF_METAG_STARTING,
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2016-07-13 17:16:53 +00:00
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CPUHP_AP_MIPS_OP_LOONGSON3_STARTING,
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2016-07-13 17:16:35 +00:00
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CPUHP_AP_ARM_VFP_STARTING,
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2016-07-13 17:16:36 +00:00
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CPUHP_AP_PERF_ARM_STARTING,
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2016-07-13 17:16:50 +00:00
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CPUHP_AP_ARM_L2X0_STARTING,
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2016-07-13 17:16:39 +00:00
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CPUHP_AP_ARM_ARCH_TIMER_STARTING,
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2016-07-13 17:16:41 +00:00
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CPUHP_AP_DUMMY_TIMER_STARTING,
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2016-07-13 17:16:51 +00:00
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CPUHP_AP_ARM_TWD_STARTING,
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2016-07-13 17:16:42 +00:00
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CPUHP_AP_METAG_TIMER_STARTING,
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2016-07-13 17:16:43 +00:00
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CPUHP_AP_QCOM_TIMER_STARTING,
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2016-07-13 17:16:44 +00:00
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CPUHP_AP_MIPS_GIC_TIMER_STARTING,
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2016-07-13 17:16:37 +00:00
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CPUHP_AP_KVM_STARTING,
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2016-07-13 17:17:02 +00:00
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CPUHP_AP_KVM_ARM_VGIC_INIT_STARTING,
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2016-07-13 17:16:46 +00:00
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CPUHP_AP_KVM_ARM_VGIC_STARTING,
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2016-07-13 17:16:47 +00:00
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CPUHP_AP_KVM_ARM_TIMER_STARTING,
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2016-07-13 17:16:52 +00:00
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CPUHP_AP_ARM_XEN_STARTING,
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2016-07-13 17:16:54 +00:00
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CPUHP_AP_ARM_CORESIGHT_STARTING,
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2016-07-13 17:16:55 +00:00
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CPUHP_AP_ARM_CORESIGHT4_STARTING,
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2016-07-13 17:16:56 +00:00
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CPUHP_AP_ARM64_ISNDEP_STARTING,
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2016-07-13 17:16:45 +00:00
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CPUHP_AP_LEDTRIG_STARTING,
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2016-07-13 17:17:01 +00:00
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CPUHP_AP_SMPCFD_DYING,
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2016-07-13 17:16:57 +00:00
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CPUHP_AP_X86_TBOOT_DYING,
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2016-02-26 18:43:29 +00:00
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CPUHP_AP_NOTIFY_STARTING,
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CPUHP_AP_ONLINE,
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CPUHP_TEARDOWN_CPU,
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2016-02-26 18:43:40 +00:00
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CPUHP_AP_ONLINE_IDLE,
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2016-02-26 18:43:39 +00:00
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CPUHP_AP_SMPBOOT_THREADS,
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2016-07-13 17:16:03 +00:00
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CPUHP_AP_X86_VDSO_VMA_ONLINE,
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2016-07-13 17:16:09 +00:00
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CPUHP_AP_PERF_ONLINE,
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2016-07-13 17:16:10 +00:00
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CPUHP_AP_PERF_X86_ONLINE,
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2016-07-13 17:16:12 +00:00
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CPUHP_AP_PERF_X86_UNCORE_ONLINE,
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2016-07-13 17:16:13 +00:00
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CPUHP_AP_PERF_X86_AMD_UNCORE_ONLINE,
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2016-07-13 17:16:28 +00:00
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CPUHP_AP_PERF_X86_AMD_POWER_ONLINE,
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2016-07-13 17:16:15 +00:00
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CPUHP_AP_PERF_X86_RAPL_ONLINE,
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2016-07-13 17:16:16 +00:00
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CPUHP_AP_PERF_X86_CQM_ONLINE,
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2016-07-13 17:16:18 +00:00
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CPUHP_AP_PERF_X86_CSTATE_ONLINE,
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2016-07-13 17:16:21 +00:00
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CPUHP_AP_PERF_S390_CF_ONLINE,
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2016-07-13 17:16:22 +00:00
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CPUHP_AP_PERF_S390_SF_ONLINE,
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2016-07-13 17:16:24 +00:00
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CPUHP_AP_PERF_ARM_CCI_ONLINE,
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2016-07-13 17:16:25 +00:00
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CPUHP_AP_PERF_ARM_CCN_ONLINE,
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2016-07-13 17:16:29 +00:00
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CPUHP_AP_WORKQUEUE_ONLINE,
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2016-07-13 17:17:03 +00:00
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CPUHP_AP_RCUTREE_ONLINE,
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2016-02-26 18:43:39 +00:00
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CPUHP_AP_NOTIFY_ONLINE,
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CPUHP_AP_ONLINE_DYN,
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CPUHP_AP_ONLINE_DYN_END = CPUHP_AP_ONLINE_DYN + 30,
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2016-07-13 17:16:30 +00:00
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CPUHP_AP_X86_HPET_ONLINE,
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2016-07-13 17:16:33 +00:00
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CPUHP_AP_X86_KVM_CLK_ONLINE,
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2016-03-10 11:54:19 +00:00
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CPUHP_AP_ACTIVE,
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2016-02-26 18:43:28 +00:00
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CPUHP_ONLINE,
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};
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2016-02-26 18:43:33 +00:00
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int __cpuhp_setup_state(enum cpuhp_state state, const char *name, bool invoke,
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int (*startup)(unsigned int cpu),
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int (*teardown)(unsigned int cpu));
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/**
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* cpuhp_setup_state - Setup hotplug state callbacks with calling the callbacks
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* @state: The state for which the calls are installed
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* @name: Name of the callback (will be used in debug output)
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* @startup: startup callback function
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* @teardown: teardown callback function
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*
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* Installs the callback functions and invokes the startup callback on
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* the present cpus which have already reached the @state.
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*/
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static inline int cpuhp_setup_state(enum cpuhp_state state,
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const char *name,
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int (*startup)(unsigned int cpu),
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int (*teardown)(unsigned int cpu))
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{
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return __cpuhp_setup_state(state, name, true, startup, teardown);
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}
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/**
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* cpuhp_setup_state_nocalls - Setup hotplug state callbacks without calling the
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* callbacks
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* @state: The state for which the calls are installed
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* @name: Name of the callback.
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* @startup: startup callback function
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* @teardown: teardown callback function
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*
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* Same as @cpuhp_setup_state except that no calls are executed are invoked
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* during installation of this callback. NOP if SMP=n or HOTPLUG_CPU=n.
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*/
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static inline int cpuhp_setup_state_nocalls(enum cpuhp_state state,
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const char *name,
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int (*startup)(unsigned int cpu),
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int (*teardown)(unsigned int cpu))
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{
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return __cpuhp_setup_state(state, name, false, startup, teardown);
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}
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void __cpuhp_remove_state(enum cpuhp_state state, bool invoke);
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/**
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* cpuhp_remove_state - Remove hotplug state callbacks and invoke the teardown
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* @state: The state for which the calls are removed
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*
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* Removes the callback functions and invokes the teardown callback on
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* the present cpus which have already reached the @state.
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*/
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static inline void cpuhp_remove_state(enum cpuhp_state state)
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{
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__cpuhp_remove_state(state, true);
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}
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/**
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* cpuhp_remove_state_nocalls - Remove hotplug state callbacks without invoking
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* teardown
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* @state: The state for which the calls are removed
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*/
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static inline void cpuhp_remove_state_nocalls(enum cpuhp_state state)
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{
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__cpuhp_remove_state(state, false);
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}
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2016-02-26 18:43:41 +00:00
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#ifdef CONFIG_SMP
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void cpuhp_online_idle(enum cpuhp_state state);
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#else
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static inline void cpuhp_online_idle(enum cpuhp_state state) { }
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#endif
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2016-02-26 18:43:28 +00:00
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#endif
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