website-struct

Struct: shmem_sb_info

Status

Regular

• In 4.4: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      kuid_t uid;
      kgid_t gid;
      umode_t mode;
      struct mempolicy *mpol;
  };
  

• In 4.8: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 4.10: ✅

  struct shmem_sb_info {
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      long unsigned int max_inodes;
      long unsigned int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 4.13: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 4.15: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 4.18: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 5.0: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 5.3: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 5.4: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 5.8: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 5.11: ✅

  struct shmem_sb_info {
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      long unsigned int max_inodes;
      long unsigned int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      bool full_inums;
      ino_t next_ino;
      ino_t *ino_batch;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 5.13: ✅

  struct shmem_sb_info {
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      long unsigned int max_inodes;
      long unsigned int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      bool full_inums;
      ino_t next_ino;
      ino_t *ino_batch;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 5.15: ✅

  struct shmem_sb_info {
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      long unsigned int max_inodes;
      long unsigned int free_inodes;
      raw_spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      bool full_inums;
      ino_t next_ino;
      ino_t *ino_batch;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 5.19: ✅

  struct shmem_sb_info {
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      long unsigned int max_inodes;
      long unsigned int free_inodes;
      raw_spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      bool full_inums;
      ino_t next_ino;
      ino_t *ino_batch;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 6.2: ✅

  struct shmem_sb_info {
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      long unsigned int max_inodes;
      long unsigned int free_inodes;
      raw_spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      bool full_inums;
      ino_t next_ino;
      ino_t *ino_batch;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 6.5: ✅

  struct shmem_sb_info {
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      long unsigned int max_inodes;
      long unsigned int free_inodes;
      raw_spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      bool full_inums;
      bool noswap;
      ino_t next_ino;
      ino_t *ino_batch;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In 6.8: ✅

  struct shmem_sb_info {
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      long unsigned int max_inodes;
      long unsigned int free_ispace;
      raw_spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      bool full_inums;
      bool noswap;
      ino_t next_ino;
      ino_t *ino_batch;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
      struct shmem_quota_limits qlimits;
  };
  

Arch

• In arm64: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In armhf: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In ppc64el: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In riscv64: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

Flavor

• In aws: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In azure: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In gcp: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

• In lowlatency: ✅

  struct shmem_sb_info {
      struct mutex idr_lock;
      bool idr_nouse;
      struct idr idr;
      long unsigned int max_blocks;
      struct percpu_counter used_blocks;
      int max_inodes;
      int free_inodes;
      spinlock_t stat_lock;
      umode_t mode;
      unsigned char huge;
      kuid_t uid;
      kgid_t gid;
      struct mempolicy *mpol;
      spinlock_t shrinklist_lock;
      struct list_head shrinklist;
      long unsigned int shrinklist_len;
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field added. unsigned char huge
  • Field added. spinlock_t shrinklist_lock
  • Field added. struct list_head shrinklist
  • Field added. long unsigned int shrinklist_len
• Changed between 4.8 and 4.10 ⚠️

  • Field removed. struct mutex idr_lock
  • Field removed. bool idr_nouse
  • Field removed. struct idr idr
  • Field type changed. int max_inodes ➡️ long unsigned int max_inodes
  • Field type changed. int free_inodes ➡️ long unsigned int free_inodes
• Changed between 4.10 and 4.13 ⚠️

  • Field added. struct mutex idr_lock
  • Field added. bool idr_nouse
  • Field added. struct idr idr
  • Field type changed. long unsigned int max_inodes ➡️ int max_inodes
  • Field type changed. long unsigned int free_inodes ➡️ int free_inodes
• 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. bool full_inums
  • Field added. ino_t next_ino
  • Field added. ino_t *ino_batch
  • Field removed. struct mutex idr_lock
  • Field removed. bool idr_nouse
  • Field removed. struct idr idr
  • Field type changed. int max_inodes ➡️ long unsigned int max_inodes
  • Field type changed. int free_inodes ➡️ long unsigned int free_inodes
• No changes between 5.11 and 5.13 ✅
• Changed between 5.13 and 5.15 ⚠️

  • Field type changed. spinlock_t stat_lock ➡️ raw_spinlock_t stat_lock
• 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. bool noswap
• Changed between 6.5 and 6.8 ⚠️

  • Field added. long unsigned int free_ispace
  • Field added. struct shmem_quota_limits qlimits
  • Field removed. long unsigned int free_inodes

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 ✅