DepSurf

Struct: x86_pmu

Status

Regular

• In 4.4: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      bool late_ack;
      unsigned int (*limit_period)(struct perf_event *, unsigned int);
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      struct attribute **event_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      struct attribute **cpu_events;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      int pebs_record_size;
      int pebs_buffer_size;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      int max_pebs_events;
      long unsigned int free_running_flags;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      atomic_t lbr_exclusive[3];
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
  };
  

• In 4.8: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      bool late_ack;
      unsigned int (*limit_period)(struct perf_event *, unsigned int);
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      struct attribute **event_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      struct attribute **cpu_events;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      int pebs_record_size;
      int pebs_buffer_size;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      int max_pebs_events;
      long unsigned int free_running_flags;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
  };
  

• In 4.10: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      bool late_ack;
      unsigned int (*limit_period)(struct perf_event *, unsigned int);
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      struct attribute **event_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      struct attribute **cpu_events;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      int pebs_record_size;
      int pebs_buffer_size;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      int max_pebs_events;
      long unsigned int free_running_flags;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
  };
  

• In 4.13: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      bool late_ack;
      unsigned int (*limit_period)(struct perf_event *, unsigned int);
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      struct attribute **event_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      struct attribute **cpu_events;
      long unsigned int attr_freeze_on_smi;
      struct attribute **attrs;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      int pebs_record_size;
      int pebs_buffer_size;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      int max_pebs_events;
      long unsigned int free_running_flags;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
  };
  

• In 4.15: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      bool late_ack;
      unsigned int (*limit_period)(struct perf_event *, unsigned int);
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      struct attribute **event_attrs;
      struct attribute **caps_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      struct attribute **cpu_events;
      long unsigned int attr_freeze_on_smi;
      struct attribute **attrs;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      int pebs_record_size;
      int pebs_buffer_size;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      int max_pebs_events;
      long unsigned int free_running_flags;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
  };
  

• In 4.18: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      bool late_ack;
      u64 (*limit_period)(struct perf_event *, u64);
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      struct attribute **event_attrs;
      struct attribute **caps_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      struct attribute **cpu_events;
      long unsigned int attr_freeze_on_smi;
      struct attribute **attrs;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      int pebs_record_size;
      int pebs_buffer_size;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      int max_pebs_events;
      long unsigned int large_pebs_flags;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
  };
  

• In 5.0: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      struct attribute **event_attrs;
      struct attribute **caps_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      struct attribute **cpu_events;
      long unsigned int attr_freeze_on_smi;
      struct attribute **attrs;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      int pebs_record_size;
      int pebs_buffer_size;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      int max_pebs_events;
      long unsigned int large_pebs_flags;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
  };
  

• In 5.3: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
  };
  

• In 5.4: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
  };
  

• In 5.8: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int enabled_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      void (*swap_task_ctx)(struct perf_event_context *, struct perf_event_context *);
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
  };
  

• In 5.11: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int enabled_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *, struct perf_sample_data *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      unsigned int lbr_tos;
      unsigned int lbr_from;
      unsigned int lbr_to;
      unsigned int lbr_info;
      unsigned int lbr_nr;
      u64 lbr_sel_mask;
      u64 lbr_ctl_mask;
      const int *lbr_sel_map;
      int *lbr_ctl_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      unsigned int lbr_depth_mask;
      unsigned int lbr_deep_c_reset;
      unsigned int lbr_lip;
      unsigned int lbr_cpl;
      unsigned int lbr_filter;
      unsigned int lbr_call_stack;
      unsigned int lbr_mispred;
      unsigned int lbr_timed_lbr;
      unsigned int lbr_br_type;
      void (*lbr_reset)();
      void (*lbr_read)(struct cpu_hw_events *);
      void (*lbr_save)(void *);
      void (*lbr_restore)(void *);
      atomic_t lbr_exclusive[3];
      u64 (*update_topdown_event)(struct perf_event *);
      int (*set_topdown_event_period)(struct perf_event *);
      void (*swap_task_ctx)(struct perf_event_context *, struct perf_event_context *);
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
  };
  

• In 5.13: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int mid_ack;
      unsigned int enabled_ack;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      unsigned int pebs_block;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *, struct perf_sample_data *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      unsigned int lbr_tos;
      unsigned int lbr_from;
      unsigned int lbr_to;
      unsigned int lbr_info;
      unsigned int lbr_nr;
      u64 lbr_sel_mask;
      u64 lbr_ctl_mask;
      const int *lbr_sel_map;
      int *lbr_ctl_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      unsigned int lbr_depth_mask;
      unsigned int lbr_deep_c_reset;
      unsigned int lbr_lip;
      unsigned int lbr_cpl;
      unsigned int lbr_filter;
      unsigned int lbr_call_stack;
      unsigned int lbr_mispred;
      unsigned int lbr_timed_lbr;
      unsigned int lbr_br_type;
      void (*lbr_reset)();
      void (*lbr_read)(struct cpu_hw_events *);
      void (*lbr_save)(void *);
      void (*lbr_restore)(void *);
      atomic_t lbr_exclusive[3];
      int num_topdown_events;
      u64 (*update_topdown_event)(struct perf_event *);
      int (*set_topdown_event_period)(struct perf_event *);
      void (*swap_task_ctx)(struct perf_event_context *, struct perf_event_context *);
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
      int (*filter_match)(struct perf_event *);
      int num_hybrid_pmus;
      struct x86_hybrid_pmu *hybrid_pmu;
      u8 (*get_hybrid_cpu_type)();
  };
  

• In 5.15: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int mid_ack;
      unsigned int enabled_ack;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      unsigned int pebs_block;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *, struct perf_sample_data *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      unsigned int lbr_tos;
      unsigned int lbr_from;
      unsigned int lbr_to;
      unsigned int lbr_info;
      unsigned int lbr_nr;
      u64 lbr_sel_mask;
      u64 lbr_ctl_mask;
      const int *lbr_sel_map;
      int *lbr_ctl_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      unsigned int lbr_depth_mask;
      unsigned int lbr_deep_c_reset;
      unsigned int lbr_lip;
      unsigned int lbr_cpl;
      unsigned int lbr_filter;
      unsigned int lbr_call_stack;
      unsigned int lbr_mispred;
      unsigned int lbr_timed_lbr;
      unsigned int lbr_br_type;
      void (*lbr_reset)();
      void (*lbr_read)(struct cpu_hw_events *);
      void (*lbr_save)(void *);
      void (*lbr_restore)(void *);
      atomic_t lbr_exclusive[3];
      int num_topdown_events;
      u64 (*update_topdown_event)(struct perf_event *);
      int (*set_topdown_event_period)(struct perf_event *);
      void (*swap_task_ctx)(struct perf_event_context *, struct perf_event_context *);
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
      int (*filter_match)(struct perf_event *);
      int num_hybrid_pmus;
      struct x86_hybrid_pmu *hybrid_pmu;
      u8 (*get_hybrid_cpu_type)();
  };
  

• In 5.19: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*assign)(struct perf_event *, int);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int mid_ack;
      unsigned int enabled_ack;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      unsigned int pebs_block;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *, struct perf_sample_data *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      u64 (*pebs_latency_data)(struct perf_event *, u64);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      unsigned int lbr_tos;
      unsigned int lbr_from;
      unsigned int lbr_to;
      unsigned int lbr_info;
      unsigned int lbr_nr;
      u64 lbr_sel_mask;
      u64 lbr_ctl_mask;
      const int *lbr_sel_map;
      int *lbr_ctl_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      unsigned int lbr_has_info;
      unsigned int lbr_has_tsx;
      unsigned int lbr_from_flags;
      unsigned int lbr_to_cycles;
      unsigned int lbr_depth_mask;
      unsigned int lbr_deep_c_reset;
      unsigned int lbr_lip;
      unsigned int lbr_cpl;
      unsigned int lbr_filter;
      unsigned int lbr_call_stack;
      unsigned int lbr_mispred;
      unsigned int lbr_timed_lbr;
      unsigned int lbr_br_type;
      void (*lbr_reset)();
      void (*lbr_read)(struct cpu_hw_events *);
      void (*lbr_save)(void *);
      void (*lbr_restore)(void *);
      atomic_t lbr_exclusive[3];
      int num_topdown_events;
      u64 (*update_topdown_event)(struct perf_event *);
      int (*set_topdown_event_period)(struct perf_event *);
      void (*swap_task_ctx)(struct perf_event_context *, struct perf_event_context *);
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
      int (*filter_match)(struct perf_event *);
      int num_hybrid_pmus;
      struct x86_hybrid_pmu *hybrid_pmu;
      u8 (*get_hybrid_cpu_type)();
  };
  

• In 6.2: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*assign)(struct perf_event *, int);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*set_period)(struct perf_event *);
      u64 (*update)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      void (*limit_period)(struct perf_event *, s64 *);
      unsigned int late_ack;
      unsigned int mid_ack;
      unsigned int enabled_ack;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_pmu_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      unsigned int pebs_block;
      unsigned int pebs_ept;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *, struct perf_sample_data *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      u64 (*pebs_latency_data)(struct perf_event *, u64);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      u64 pebs_capable;
      unsigned int lbr_tos;
      unsigned int lbr_from;
      unsigned int lbr_to;
      unsigned int lbr_info;
      unsigned int lbr_nr;
      u64 lbr_sel_mask;
      u64 lbr_ctl_mask;
      const int *lbr_sel_map;
      int *lbr_ctl_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      unsigned int lbr_has_info;
      unsigned int lbr_has_tsx;
      unsigned int lbr_from_flags;
      unsigned int lbr_to_cycles;
      unsigned int lbr_depth_mask;
      unsigned int lbr_deep_c_reset;
      unsigned int lbr_lip;
      unsigned int lbr_cpl;
      unsigned int lbr_filter;
      unsigned int lbr_call_stack;
      unsigned int lbr_mispred;
      unsigned int lbr_timed_lbr;
      unsigned int lbr_br_type;
      void (*lbr_reset)();
      void (*lbr_read)(struct cpu_hw_events *);
      void (*lbr_save)(void *);
      void (*lbr_restore)(void *);
      atomic_t lbr_exclusive[3];
      int num_topdown_events;
      void (*swap_task_ctx)(struct perf_event_pmu_context *, struct perf_event_pmu_context *);
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *, void *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
      void (*filter)(struct pmu *, int, bool *);
      int num_hybrid_pmus;
      struct x86_hybrid_pmu *hybrid_pmu;
      u8 (*get_hybrid_cpu_type)();
  };
  

• In 6.5: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*assign)(struct perf_event *, int);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*set_period)(struct perf_event *);
      u64 (*update)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      void (*limit_period)(struct perf_event *, s64 *);
      unsigned int late_ack;
      unsigned int mid_ack;
      unsigned int enabled_ack;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_pmu_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      unsigned int pebs_block;
      unsigned int pebs_ept;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *, struct perf_sample_data *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      u64 (*pebs_latency_data)(struct perf_event *, u64);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      u64 pebs_capable;
      unsigned int lbr_tos;
      unsigned int lbr_from;
      unsigned int lbr_to;
      unsigned int lbr_info;
      unsigned int lbr_nr;
      u64 lbr_sel_mask;
      u64 lbr_ctl_mask;
      const int *lbr_sel_map;
      int *lbr_ctl_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      unsigned int lbr_has_info;
      unsigned int lbr_has_tsx;
      unsigned int lbr_from_flags;
      unsigned int lbr_to_cycles;
      unsigned int lbr_depth_mask;
      unsigned int lbr_deep_c_reset;
      unsigned int lbr_lip;
      unsigned int lbr_cpl;
      unsigned int lbr_filter;
      unsigned int lbr_call_stack;
      unsigned int lbr_mispred;
      unsigned int lbr_timed_lbr;
      unsigned int lbr_br_type;
      void (*lbr_reset)();
      void (*lbr_read)(struct cpu_hw_events *);
      void (*lbr_save)(void *);
      void (*lbr_restore)(void *);
      atomic_t lbr_exclusive[3];
      int num_topdown_events;
      void (*swap_task_ctx)(struct perf_event_pmu_context *, struct perf_event_pmu_context *);
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *, void *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
      void (*filter)(struct pmu *, int, bool *);
      int num_hybrid_pmus;
      struct x86_hybrid_pmu *hybrid_pmu;
      u8 (*get_hybrid_cpu_type)();
  };
  

• In 6.8: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*assign)(struct perf_event *, int);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*set_period)(struct perf_event *);
      u64 (*update)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      void (*limit_period)(struct perf_event *, s64 *);
      unsigned int late_ack;
      unsigned int mid_ack;
      unsigned int enabled_ack;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_pmu_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      unsigned int pebs_block;
      unsigned int pebs_ept;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *, struct perf_sample_data *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      u64 (*pebs_latency_data)(struct perf_event *, u64);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      u64 pebs_capable;
      unsigned int lbr_tos;
      unsigned int lbr_from;
      unsigned int lbr_to;
      unsigned int lbr_info;
      unsigned int lbr_nr;
      u64 lbr_sel_mask;
      u64 lbr_ctl_mask;
      const int *lbr_sel_map;
      int *lbr_ctl_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      unsigned int lbr_has_info;
      unsigned int lbr_has_tsx;
      unsigned int lbr_from_flags;
      unsigned int lbr_to_cycles;
      unsigned int lbr_depth_mask;
      unsigned int lbr_deep_c_reset;
      unsigned int lbr_lip;
      unsigned int lbr_cpl;
      unsigned int lbr_filter;
      unsigned int lbr_call_stack;
      unsigned int lbr_mispred;
      unsigned int lbr_timed_lbr;
      unsigned int lbr_br_type;
      unsigned int lbr_counters;
      void (*lbr_reset)();
      void (*lbr_read)(struct cpu_hw_events *);
      void (*lbr_save)(void *);
      void (*lbr_restore)(void *);
      atomic_t lbr_exclusive[3];
      int num_topdown_events;
      void (*swap_task_ctx)(struct perf_event_pmu_context *, struct perf_event_pmu_context *);
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *, void *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
      void (*filter)(struct pmu *, int, bool *);
      int num_hybrid_pmus;
      struct x86_hybrid_pmu *hybrid_pmu;
      enum hybrid_cpu_type (*get_hybrid_cpu_type)();
  };
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
  };
  

• In azure: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
  };
  

• In gcp: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
  };
  

• In lowlatency: ✅

  struct x86_pmu {
      const char *name;
      int version;
      int (*handle_irq)(struct pt_regs *);
      void (*disable_all)();
      void (*enable_all)(int);
      void (*enable)(struct perf_event *);
      void (*disable)(struct perf_event *);
      void (*add)(struct perf_event *);
      void (*del)(struct perf_event *);
      void (*read)(struct perf_event *);
      int (*hw_config)(struct perf_event *);
      int (*schedule_events)(struct cpu_hw_events *, int, int *);
      unsigned int eventsel;
      unsigned int perfctr;
      int (*addr_offset)(int, bool);
      int (*rdpmc_index)(int);
      u64 (*event_map)(int);
      int max_events;
      int num_counters;
      int num_counters_fixed;
      int cntval_bits;
      u64 cntval_mask;
      long unsigned int events_maskl;
      long unsigned int events_mask[1];
      int events_mask_len;
      int apic;
      u64 max_period;
      struct event_constraint * (*get_event_constraints)(struct cpu_hw_events *, int, struct perf_event *);
      void (*put_event_constraints)(struct cpu_hw_events *, struct perf_event *);
      void (*start_scheduling)(struct cpu_hw_events *);
      void (*commit_scheduling)(struct cpu_hw_events *, int, int);
      void (*stop_scheduling)(struct cpu_hw_events *);
      struct event_constraint *event_constraints;
      struct x86_pmu_quirk *quirks;
      int perfctr_second_write;
      u64 (*limit_period)(struct perf_event *, u64);
      unsigned int late_ack;
      unsigned int counter_freezing;
      int attr_rdpmc_broken;
      int attr_rdpmc;
      struct attribute **format_attrs;
      ssize_t (*events_sysfs_show)(char *, u64);
      const struct attribute_group **attr_update;
      long unsigned int attr_freeze_on_smi;
      int (*cpu_prepare)(int);
      void (*cpu_starting)(int);
      void (*cpu_dying)(int);
      void (*cpu_dead)(int);
      void (*check_microcode)();
      void (*sched_task)(struct perf_event_context *, bool);
      u64 intel_ctrl;
      union perf_capabilities intel_cap;
      unsigned int bts;
      unsigned int bts_active;
      unsigned int pebs;
      unsigned int pebs_active;
      unsigned int pebs_broken;
      unsigned int pebs_prec_dist;
      unsigned int pebs_no_tlb;
      unsigned int pebs_no_isolation;
      int pebs_record_size;
      int pebs_buffer_size;
      int max_pebs_events;
      void (*drain_pebs)(struct pt_regs *);
      struct event_constraint *pebs_constraints;
      void (*pebs_aliases)(struct perf_event *);
      long unsigned int large_pebs_flags;
      u64 rtm_abort_event;
      long unsigned int lbr_tos;
      long unsigned int lbr_from;
      long unsigned int lbr_to;
      int lbr_nr;
      u64 lbr_sel_mask;
      const int *lbr_sel_map;
      bool lbr_double_abort;
      bool lbr_pt_coexist;
      atomic_t lbr_exclusive[3];
      unsigned int amd_nb_constraints;
      u64 perf_ctr_pair_en;
      struct extra_reg *extra_regs;
      unsigned int flags;
      struct perf_guest_switch_msr * (*guest_get_msrs)(int *);
      int (*check_period)(struct perf_event *, u64);
      int (*aux_output_match)(struct perf_event *);
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field added. unsigned int pebs_prec_dist
  • Field added. bool lbr_pt_coexist
  • Field added. unsigned int amd_nb_constraints
• Changed between 4.8 and 4.10 ⚠️

  • Field added. void (*add)(struct perf_event *)
  • Field added. void (*del)(struct perf_event *)
• Changed between 4.10 and 4.13 ⚠️

  • Field added. long unsigned int attr_freeze_on_smi
  • Field added. struct attribute **attrs
  • Field added. unsigned int pebs_no_tlb
• Changed between 4.13 and 4.15 ⚠️

  • Field added. struct attribute **caps_attrs
• Changed between 4.15 and 4.18 ⚠️

  • Field added. void (*read)(struct perf_event *)
  • Field added. long unsigned int large_pebs_flags
  • Field removed. long unsigned int free_running_flags
  • Field type changed. unsigned int (*limit_period)(struct perf_event *, unsigned int) ➡️ u64 (*limit_period)(struct perf_event *, u64)
• Changed between 4.18 and 5.0 ⚠️

  • Field added. unsigned int counter_freezing
  • Field added. int (*check_period)(struct perf_event *, u64)
  • Field type changed. bool late_ack ➡️ unsigned int late_ack
• Changed between 5.0 and 5.3 ⚠️

  • Field added. const struct attribute_group **attr_update
  • Field added. unsigned int pebs_no_isolation
  • Field added. u64 rtm_abort_event
  • Field removed. struct attribute **event_attrs
  • Field removed. struct attribute **caps_attrs
  • Field removed. struct attribute **cpu_events
  • Field removed. struct attribute **attrs
• Changed between 5.3 and 5.4 ⚠️

  • Field added. u64 perf_ctr_pair_en
  • Field added. int (*aux_output_match)(struct perf_event *)
• Changed between 5.4 and 5.8 ⚠️

  • Field added. unsigned int enabled_ack
  • Field added. void (*swap_task_ctx)(struct perf_event_context *, struct perf_event_context *)
• Changed between 5.8 and 5.11 ⚠️

  • Field added. unsigned int lbr_info
  • Field added. u64 lbr_ctl_mask
  • Field added. int *lbr_ctl_map
  • Field added. unsigned int lbr_depth_mask
  • Field added. unsigned int lbr_deep_c_reset
  • Field added. unsigned int lbr_lip
  • Field added. unsigned int lbr_cpl
  • Field added. unsigned int lbr_filter
  • Field added. unsigned int lbr_call_stack
  • Field added. unsigned int lbr_mispred
  • Field added. unsigned int lbr_timed_lbr
  • Field added. unsigned int lbr_br_type
  • Field added. void (*lbr_reset)()
  • Field added. void (*lbr_read)(struct cpu_hw_events *)
  • Field added. void (*lbr_save)(void *)
  • Field added. void (*lbr_restore)(void *)
  • Field added. u64 (*update_topdown_event)(struct perf_event *)
  • Field added. int (*set_topdown_event_period)(struct perf_event *)
  • Field type changed. void (*drain_pebs)(struct pt_regs *) ➡️ void (*drain_pebs)(struct pt_regs *, struct perf_sample_data *)
  • Field type changed. long unsigned int lbr_tos ➡️ unsigned int lbr_tos
  • Field type changed. long unsigned int lbr_from ➡️ unsigned int lbr_from
  • Field type changed. long unsigned int lbr_to ➡️ unsigned int lbr_to
  • Field type changed. int lbr_nr ➡️ unsigned int lbr_nr
• Changed between 5.11 and 5.13 ⚠️

  • Field added. unsigned int mid_ack
  • Field added. unsigned int pebs_block
  • Field added. int num_topdown_events
  • Field added. int (*filter_match)(struct perf_event *)
  • Field added. int num_hybrid_pmus
  • Field added. struct x86_hybrid_pmu *hybrid_pmu
  • Field added. u8 (*get_hybrid_cpu_type)()
  • Field removed. unsigned int counter_freezing
• No changes between 5.13 and 5.15 ✅
• Changed between 5.15 and 5.19 ⚠️

  • Field added. void (*assign)(struct perf_event *, int)
  • Field added. u64 (*pebs_latency_data)(struct perf_event *, u64)
  • Field added. unsigned int lbr_has_info
  • Field added. unsigned int lbr_has_tsx
  • Field added. unsigned int lbr_from_flags
  • Field added. unsigned int lbr_to_cycles
• Changed between 5.19 and 6.2 ⚠️

  • Field added. int (*set_period)(struct perf_event *)
  • Field added. u64 (*update)(struct perf_event *)
  • Field added. unsigned int pebs_ept
  • Field added. u64 pebs_capable
  • Field added. void (*filter)(struct pmu *, int, bool *)
  • Field removed. int perfctr_second_write
  • Field removed. u64 (*update_topdown_event)(struct perf_event *)
  • Field removed. int (*set_topdown_event_period)(struct perf_event *)
  • Field removed. int (*filter_match)(struct perf_event *)
  • Field type changed. u64 (*limit_period)(struct perf_event *, u64) ➡️ void (*limit_period)(struct perf_event *, s64 *)
  • Field type changed. void (*sched_task)(struct perf_event_context *, bool) ➡️ void (*sched_task)(struct perf_event_pmu_context *, bool)
  • Field type changed. void (*swap_task_ctx)(struct perf_event_context *, struct perf_event_context *) ➡️ void (*swap_task_ctx)(struct perf_event_pmu_context *, struct perf_event_pmu_context *)
  • Field type changed. struct perf_guest_switch_msr * (*guest_get_msrs)(int *) ➡️ struct perf_guest_switch_msr * (*guest_get_msrs)(int *, void *)
• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Field added. unsigned int lbr_counters
  • Field type changed. u8 (*get_hybrid_cpu_type)() ➡️ enum hybrid_cpu_type (*get_hybrid_cpu_type)()

Arch

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅