DepSurf

Struct: slab

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: ✅

  struct slab {
      long unsigned int __page_flags;
      struct list_head slab_list;
      struct callback_head callback_head;
      struct slab *next;
      int slabs;
      struct kmem_cache *slab_cache;
      void *freelist;
      long unsigned int counters;
      unsigned int inuse;
      unsigned int objects;
      unsigned int frozen;
      unsigned int __unused;
      atomic_t __page_refcount;
      long unsigned int memcg_data;
  };
  

• In 6.2: ✅

  struct slab {
      long unsigned int __page_flags;
      struct kmem_cache *slab_cache;
      struct list_head slab_list;
      struct slab *next;
      int slabs;
      void *freelist;
      long unsigned int counters;
      unsigned int inuse;
      unsigned int objects;
      unsigned int frozen;
      struct callback_head callback_head;
      unsigned int __unused;
      atomic_t __page_refcount;
      long unsigned int memcg_data;
  };
  

• In 6.5: ✅

  struct slab {
      long unsigned int __page_flags;
      struct kmem_cache *slab_cache;
      struct list_head slab_list;
      struct slab *next;
      int slabs;
      void *freelist;
      long unsigned int counters;
      unsigned int inuse;
      unsigned int objects;
      unsigned int frozen;
      freelist_aba_t freelist_counter;
      struct callback_head callback_head;
      unsigned int __unused;
      atomic_t __page_refcount;
      long unsigned int memcg_data;
  };
  

• In 6.8: ✅

  struct slab {
      long unsigned int __page_flags;
      struct kmem_cache *slab_cache;
      struct list_head slab_list;
      struct slab *next;
      int slabs;
      void *freelist;
      long unsigned int counters;
      unsigned int inuse;
      unsigned int objects;
      unsigned int frozen;
      freelist_aba_t freelist_counter;
      struct callback_head callback_head;
      unsigned int __unused;
      atomic_t __page_refcount;
      long unsigned int memcg_data;
  };
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences

Regular

• No changes between 5.19 and 6.2 ✅
• Changed between 6.2 and 6.5 ⚠️

  • Field added. freelist_aba_t freelist_counter
• No changes between 6.5 and 6.8 ✅