website-struct

Struct: cpuhp_cpu_state

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      enum cpuhp_state cb_state;
      int (*cb)(unsigned int);
      int result;
      struct completion done;
  };
  

• In 4.10: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      enum cpuhp_state cb_state;
      int result;
      struct completion done;
  };
  

• In 4.13: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      enum cpuhp_state cb_state;
      int result;
      struct completion done;
  };
  

• In 4.15: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 4.18: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      bool booted_once;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 5.0: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      bool booted_once;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 5.3: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      bool booted_once;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 5.4: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 5.8: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 5.11: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 5.13: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      int cpu;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 5.15: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      int cpu;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 5.19: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 6.2: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 6.5: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      atomic_t ap_sync_state;
      struct completion done_up;
      struct completion done_down;
  };
  

• In 6.8: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      atomic_t ap_sync_state;
      struct completion done_up;
      struct completion done_down;
  };
  

Arch

• In arm64: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In armhf: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In ppc64el: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In riscv64: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

Flavor

• In aws: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In azure: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In gcp: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

• In lowlatency: ✅

  struct cpuhp_cpu_state {
      enum cpuhp_state state;
      enum cpuhp_state target;
      enum cpuhp_state fail;
      struct task_struct *thread;
      bool should_run;
      bool rollback;
      bool single;
      bool bringup;
      struct hlist_node *node;
      struct hlist_node *last;
      enum cpuhp_state cb_state;
      int result;
      struct completion done_up;
      struct completion done_down;
  };
  

Differences

Regular

• Changed between 4.8 and 4.10 ⚠️

  • Field added. bool single
  • Field added. bool bringup
  • Field added. struct hlist_node *node
  • Field removed. int (*cb)(unsigned int)
• No changes between 4.10 and 4.13 ✅
• Changed between 4.13 and 4.15 ⚠️

  • Field added. enum cpuhp_state fail
  • Field added. struct hlist_node *last
  • Field added. struct completion done_up
  • Field added. struct completion done_down
  • Field removed. struct completion done
• Changed between 4.15 and 4.18 ⚠️

  • Field added. bool booted_once
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• Changed between 5.3 and 5.4 ⚠️

  • Field removed. bool booted_once
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• Changed between 5.11 and 5.13 ⚠️

  • Field added. int cpu
• No changes between 5.13 and 5.15 ✅
• Changed between 5.15 and 5.19 ⚠️

  • Field removed. int cpu
• No changes between 5.19 and 6.2 ✅
• Changed between 6.2 and 6.5 ⚠️

  • Field added. atomic_t ap_sync_state
• No changes between 6.5 and 6.8 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

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 ✅