website-tracepoint

Tracepoint: wbc_writepage

Status

Regular

• In 4.4: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      u32 __data_loc_cgroup;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 4.8: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 4.10: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 4.13: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 4.15: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 4.18: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 5.0: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 5.3: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 5.4: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 5.8: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      ino_t cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 5.11: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      ino_t cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 5.13: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      ino_t cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 5.15: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      ino_t cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 5.19: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      ino_t cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 6.2: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      ino_t cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 6.5: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      ino_t cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In 6.8: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      ino_t cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

Arch

• In arm64: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In armhf: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In ppc64el: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In riscv64: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

Flavor

• In aws: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In azure: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In gcp: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

• In lowlatency: ✅

  Event:

  struct trace_event_raw_wbc_class {
      struct trace_entry ent;
      char name[32];
      long int nr_to_write;
      long int pages_skipped;
      int sync_mode;
      int for_kupdate;
      int for_background;
      int for_reclaim;
      int range_cyclic;
      long int range_start;
      long int range_end;
      unsigned int cgroup_ino;
      char __data[0];
  };
  

  Function:

  void trace_event_raw_event_wbc_class(void *__data, struct writeback_control *wbc, struct backing_dev_info *bdi);
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Event changed.
  • Field added. unsigned int cgroup_ino
  • Field removed. u32 __data_loc_cgroup
• No changes between 4.8 and 4.10 ✅
• 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 ✅
• Changed between 5.4 and 5.8 ⚠️

  • Event changed.
  • Field type changed. unsigned int cgroup_ino ➡️ ino_t cgroup_ino
• 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 ✅
• 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 ✅