DepSurf

Struct: sugov_policy

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool need_freq_update;
  };
  

• In 4.13: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool need_freq_update;
  };
  

• In 4.15: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool need_freq_update;
  };
  

• In 4.18: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool need_freq_update;
  };
  

• In 5.0: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool need_freq_update;
  };
  

• In 5.3: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 5.4: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 5.8: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 5.11: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 5.13: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 5.15: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 5.19: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 6.2: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 6.5: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In 6.8: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

Arch

• In arm64: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In armhf: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In ppc64el: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In riscv64: Absent ⚠️

Flavor

• In aws: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In azure: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In gcp: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

• In lowlatency: ✅

  struct sugov_policy {
      struct cpufreq_policy *policy;
      struct sugov_tunables *tunables;
      struct list_head tunables_hook;
      raw_spinlock_t update_lock;
      u64 last_freq_update_time;
      s64 freq_update_delay_ns;
      unsigned int next_freq;
      unsigned int cached_raw_freq;
      struct irq_work irq_work;
      struct kthread_work work;
      struct mutex work_lock;
      struct kthread_worker worker;
      struct task_struct *thread;
      bool work_in_progress;
      bool limits_changed;
      bool need_freq_update;
  };
  

Differences

Regular

• Changed between 4.10 and 4.13 ⚠️

  • Field added. unsigned int cached_raw_freq
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• Changed between 5.0 and 5.3 ⚠️

  • Field added. bool limits_changed
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• 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 ✅

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 ✅