website-struct

Struct: hd_struct

Status

Regular

• In 4.4: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      atomic_t in_flight[2];
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct callback_head callback_head;
  };
  

• In 4.8: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      atomic_t in_flight[2];
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct callback_head callback_head;
  };
  

• In 4.10: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      atomic_t in_flight[2];
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct callback_head callback_head;
  };
  

• In 4.13: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      atomic_t in_flight[2];
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct callback_head callback_head;
  };
  

• In 4.15: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      atomic_t in_flight[2];
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct callback_head callback_head;
  };
  

• In 4.18: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      atomic_t in_flight[2];
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct callback_head callback_head;
  };
  

• In 5.0: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In 5.3: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In 5.4: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In 5.8: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      struct rcu_work rcu_work;
  };
  

• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: Absent ⚠️
• In 6.2: Absent ⚠️
• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

Arch

• In arm64: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In armhf: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In ppc64el: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In riscv64: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

Flavor

• In aws: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In azure: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In gcp: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

• In lowlatency: ✅

  struct hd_struct {
      sector_t start_sect;
      sector_t nr_sects;
      seqcount_t nr_sects_seq;
      sector_t alignment_offset;
      unsigned int discard_alignment;
      struct device __dev;
      struct kobject *holder_dir;
      int policy;
      int partno;
      struct partition_meta_info *info;
      long unsigned int stamp;
      struct disk_stats *dkstats;
      struct percpu_ref ref;
      struct rcu_work rcu_work;
  };
  

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 ✅
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• Changed between 4.18 and 5.0 ⚠️

  • Field added. struct rcu_work rcu_work
  • Field removed. atomic_t in_flight[2]
  • Field removed. struct callback_head callback_head
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• Changed between 5.4 and 5.8 ⚠️

  • Field removed. seqcount_t nr_sects_seq

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 ✅