DepSurf

Struct: vm_operations_struct

Status

Regular

• In 4.4: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*mremap)(struct vm_area_struct *);
      int (*fault)(struct vm_area_struct *, struct vm_fault *);
      int (*pmd_fault)(struct vm_area_struct *, long unsigned int, pmd_t *, unsigned int);
      void (*map_pages)(struct vm_area_struct *, struct vm_fault *);
      int (*page_mkwrite)(struct vm_area_struct *, struct vm_fault *);
      int (*pfn_mkwrite)(struct vm_area_struct *, struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 4.8: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*mremap)(struct vm_area_struct *);
      int (*fault)(struct vm_area_struct *, struct vm_fault *);
      int (*pmd_fault)(struct vm_area_struct *, long unsigned int, pmd_t *, unsigned int);
      void (*map_pages)(struct fault_env *, long unsigned int, long unsigned int);
      int (*page_mkwrite)(struct vm_area_struct *, struct vm_fault *);
      int (*pfn_mkwrite)(struct vm_area_struct *, struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 4.10: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*mremap)(struct vm_area_struct *);
      int (*fault)(struct vm_area_struct *, struct vm_fault *);
      int (*pmd_fault)(struct vm_area_struct *, long unsigned int, pmd_t *, unsigned int);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      int (*page_mkwrite)(struct vm_area_struct *, struct vm_fault *);
      int (*pfn_mkwrite)(struct vm_area_struct *, struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 4.13: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*mremap)(struct vm_area_struct *);
      int (*fault)(struct vm_fault *);
      int (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      int (*page_mkwrite)(struct vm_fault *);
      int (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 4.15: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      int (*fault)(struct vm_fault *);
      int (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      int (*page_mkwrite)(struct vm_fault *);
      int (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 4.18: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 5.0: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 5.3: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 5.4: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 5.8: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 5.11: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*may_split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *, long unsigned int);
      int (*mprotect)(struct vm_area_struct *, long unsigned int, long unsigned int, long unsigned int);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 5.13: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*may_split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      int (*mprotect)(struct vm_area_struct *, long unsigned int, long unsigned int, long unsigned int);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      vm_fault_t (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 5.15: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*may_split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      int (*mprotect)(struct vm_area_struct *, long unsigned int, long unsigned int, long unsigned int);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      vm_fault_t (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 5.19: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*may_split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      int (*mprotect)(struct vm_area_struct *, long unsigned int, long unsigned int, long unsigned int);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      vm_fault_t (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 6.2: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*may_split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      int (*mprotect)(struct vm_area_struct *, long unsigned int, long unsigned int, long unsigned int);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      vm_fault_t (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 6.5: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*may_split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      int (*mprotect)(struct vm_area_struct *, long unsigned int, long unsigned int, long unsigned int);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      vm_fault_t (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In 6.8: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*may_split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      int (*mprotect)(struct vm_area_struct *, long unsigned int, long unsigned int, long unsigned int);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, unsigned int);
      vm_fault_t (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int, long unsigned int *);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

Arch

• In arm64: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In armhf: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In ppc64el: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In riscv64: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

Flavor

• In aws: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In azure: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In gcp: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

• In lowlatency: ✅

  struct vm_operations_struct {
      void (*open)(struct vm_area_struct *);
      void (*close)(struct vm_area_struct *);
      int (*split)(struct vm_area_struct *, long unsigned int);
      int (*mremap)(struct vm_area_struct *);
      vm_fault_t (*fault)(struct vm_fault *);
      vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size);
      void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int);
      long unsigned int (*pagesize)(struct vm_area_struct *);
      vm_fault_t (*page_mkwrite)(struct vm_fault *);
      vm_fault_t (*pfn_mkwrite)(struct vm_fault *);
      int (*access)(struct vm_area_struct *, long unsigned int, void *, int, int);
      const char * (*name)(struct vm_area_struct *);
      int (*set_policy)(struct vm_area_struct *, struct mempolicy *);
      struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int);
      struct page * (*find_special_page)(struct vm_area_struct *, long unsigned int);
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field type changed. void (*map_pages)(struct vm_area_struct *, struct vm_fault *) ➡️ void (*map_pages)(struct fault_env *, long unsigned int, long unsigned int)
• Changed between 4.8 and 4.10 ⚠️

  • Field type changed. void (*map_pages)(struct fault_env *, long unsigned int, long unsigned int) ➡️ void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int)
• Changed between 4.10 and 4.13 ⚠️

  • Field added. int (*huge_fault)(struct vm_fault *, enum page_entry_size)
  • Field removed. int (*pmd_fault)(struct vm_area_struct *, long unsigned int, pmd_t *, unsigned int)
  • Field type changed. int (*fault)(struct vm_area_struct *, struct vm_fault *) ➡️ int (*fault)(struct vm_fault *)
  • Field type changed. int (*page_mkwrite)(struct vm_area_struct *, struct vm_fault *) ➡️ int (*page_mkwrite)(struct vm_fault *)
  • Field type changed. int (*pfn_mkwrite)(struct vm_area_struct *, struct vm_fault *) ➡️ int (*pfn_mkwrite)(struct vm_fault *)
• Changed between 4.13 and 4.15 ⚠️

  • Field added. int (*split)(struct vm_area_struct *, long unsigned int)
• Changed between 4.15 and 4.18 ⚠️

  • Field added. long unsigned int (*pagesize)(struct vm_area_struct *)
  • Field type changed. int (*fault)(struct vm_fault *) ➡️ vm_fault_t (*fault)(struct vm_fault *)
  • Field type changed. int (*huge_fault)(struct vm_fault *, enum page_entry_size) ➡️ vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size)
  • Field type changed. int (*page_mkwrite)(struct vm_fault *) ➡️ vm_fault_t (*page_mkwrite)(struct vm_fault *)
  • Field type changed. int (*pfn_mkwrite)(struct vm_fault *) ➡️ vm_fault_t (*pfn_mkwrite)(struct vm_fault *)
• 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. int (*may_split)(struct vm_area_struct *, long unsigned int)
  • Field added. int (*mprotect)(struct vm_area_struct *, long unsigned int, long unsigned int, long unsigned int)
  • Field removed. int (*split)(struct vm_area_struct *, long unsigned int)
  • Field type changed. int (*mremap)(struct vm_area_struct *) ➡️ int (*mremap)(struct vm_area_struct *, long unsigned int)
• Changed between 5.11 and 5.13 ⚠️

  • Field type changed. int (*mremap)(struct vm_area_struct *, long unsigned int) ➡️ int (*mremap)(struct vm_area_struct *)
  • Field type changed. void (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int) ➡️ vm_fault_t (*map_pages)(struct vm_fault *, long unsigned int, long unsigned int)
• 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 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Field type changed. vm_fault_t (*huge_fault)(struct vm_fault *, enum page_entry_size) ➡️ vm_fault_t (*huge_fault)(struct vm_fault *, unsigned int)
  • Field type changed. struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int) ➡️ struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int, long unsigned int *)

Arch

• No changes between amd64 and arm64 ✅
• Changed between amd64 and armhf ⚠️

  • Field removed. int (*set_policy)(struct vm_area_struct *, struct mempolicy *)
  • Field removed. struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int)
• No changes between amd64 and ppc64el ✅
• Changed between amd64 and riscv64 ⚠️

  • Field removed. int (*set_policy)(struct vm_area_struct *, struct mempolicy *)
  • Field removed. struct mempolicy * (*get_policy)(struct vm_area_struct *, long unsigned int)

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 ✅