website-struct

Struct: cpuidle_state

Status

Regular

• In 4.4: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_freeze)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 4.8: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_freeze)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 4.10: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_freeze)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 4.13: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_freeze)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 4.15: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 4.18: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 5.0: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 5.3: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 5.4: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 5.8: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      u64 exit_latency_ns;
      u64 target_residency_ns;
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 5.11: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      u64 exit_latency_ns;
      u64 target_residency_ns;
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      int (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 5.13: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      s64 exit_latency_ns;
      s64 target_residency_ns;
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      int (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 5.15: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      s64 exit_latency_ns;
      s64 target_residency_ns;
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      int (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 5.19: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      s64 exit_latency_ns;
      s64 target_residency_ns;
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      int (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 6.2: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      s64 exit_latency_ns;
      s64 target_residency_ns;
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      int (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 6.5: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      s64 exit_latency_ns;
      s64 target_residency_ns;
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      int (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In 6.8: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      s64 exit_latency_ns;
      s64 target_residency_ns;
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      int (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

Arch

• In arm64: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In armhf: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In ppc64el: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In riscv64: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

Flavor

• In aws: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In azure: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In gcp: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

• In lowlatency: ✅

  struct cpuidle_state {
      char name[16];
      char desc[32];
      unsigned int flags;
      unsigned int exit_latency;
      int power_usage;
      unsigned int target_residency;
      bool disabled;
      int (*enter)(struct cpuidle_device *, struct cpuidle_driver *, int);
      int (*enter_dead)(struct cpuidle_device *, int);
      void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int);
  };
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• Changed between 4.13 and 4.15 ⚠️

  • Field added. void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int)
  • Field removed. void (*enter_freeze)(struct cpuidle_device *, struct cpuidle_driver *, int)
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• Changed between 5.4 and 5.8 ⚠️

  • Field added. u64 exit_latency_ns
  • Field added. u64 target_residency_ns
  • Field removed. bool disabled
• Changed between 5.8 and 5.11 ⚠️

  • Field type changed. void (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int) ➡️ int (*enter_s2idle)(struct cpuidle_device *, struct cpuidle_driver *, int)
• Changed between 5.11 and 5.13 ⚠️

  • Field type changed. u64 exit_latency_ns ➡️ s64 exit_latency_ns
  • Field type changed. u64 target_residency_ns ➡️ s64 target_residency_ns
• 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 ✅
• 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 ✅