website-struct

Struct: devkmsg_user

Status

Regular

• In 4.4: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      enum log_flags prev;
      struct mutex lock;
      char buf[8192];
  };
  

• In 4.8: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      enum log_flags prev;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 4.10: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 4.13: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 4.15: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 4.18: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 5.0: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 5.3: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 5.4: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 5.8: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In 5.11: ✅

  struct devkmsg_user {
      u64 seq;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
      struct printk_info info;
      char text_buf[8192];
      struct printk_record record;
  };
  

• In 5.13: ✅

  struct devkmsg_user {
      atomic64_t seq;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
      struct printk_info info;
      char text_buf[8192];
      struct printk_record record;
  };
  

• In 5.15: ✅

  struct devkmsg_user {
      atomic64_t seq;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
      struct printk_info info;
      char text_buf[8192];
      struct printk_record record;
  };
  

• In 5.19: ✅

  struct devkmsg_user {
      atomic64_t seq;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
      struct printk_info info;
      char text_buf[8192];
      struct printk_record record;
  };
  

• In 6.2: ✅

  struct devkmsg_user {
      atomic64_t seq;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
      struct printk_info info;
      char text_buf[8192];
      struct printk_record record;
  };
  

• In 6.5: ✅

  struct devkmsg_user {
      atomic64_t seq;
      struct ratelimit_state rs;
      struct mutex lock;
      struct printk_buffers pbufs;
  };
  

• In 6.8: ✅

  struct devkmsg_user {
      atomic64_t seq;
      struct ratelimit_state rs;
      struct mutex lock;
      struct printk_buffers pbufs;
  };
  

Arch

• In arm64: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In armhf: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In ppc64el: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In riscv64: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

Flavor

• In aws: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In azure: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In gcp: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

• In lowlatency: ✅

  struct devkmsg_user {
      u64 seq;
      u32 idx;
      struct ratelimit_state rs;
      struct mutex lock;
      char buf[8192];
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field added. struct ratelimit_state rs
• Changed between 4.8 and 4.10 ⚠️

  • Field removed. enum log_flags prev
• No changes between 4.10 and 4.13 ✅
• No changes between 4.13 and 4.15 ✅
• 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 ✅
• No changes between 5.4 and 5.8 ✅
• Changed between 5.8 and 5.11 ⚠️

  • Field added. struct printk_info info
  • Field added. char text_buf[8192]
  • Field added. struct printk_record record
  • Field removed. u32 idx
• Changed between 5.11 and 5.13 ⚠️

  • Field type changed. u64 seq ➡️ atomic64_t seq
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• Changed between 6.2 and 6.5 ⚠️

  • Field added. struct printk_buffers pbufs
  • Field removed. char buf[8192]
  • Field removed. struct printk_info info
  • Field removed. char text_buf[8192]
  • Field removed. struct printk_record record
• 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 ✅