website-struct

Struct: vm_fault

Status

Regular

• In 4.4: ✅

  struct vm_fault {
      unsigned int flags;
      long unsigned int pgoff;
      void *virtual_address;
      struct page *cow_page;
      struct page *page;
      long unsigned int max_pgoff;
      pte_t *pte;
  };
  

• In 4.8: ✅

  struct vm_fault {
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      void *virtual_address;
      struct page *cow_page;
      struct page *page;
      void *entry;
  };
  

• In 4.10: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 4.13: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 4.15: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 4.18: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 5.0: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 5.3: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 5.4: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 5.8: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 5.11: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 5.13: ✅

  struct vm_fault {
      const struct (anon) (anon);
      enum fault_flag flags;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 5.15: ✅

  struct vm_fault {
      const struct (anon) (anon);
      enum fault_flag flags;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      pmd_t orig_pmd;
      struct page *cow_page;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 5.19: ✅

  struct vm_fault {
      const struct (anon) (anon);
      enum fault_flag flags;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      pmd_t orig_pmd;
      struct page *cow_page;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 6.2: ✅

  struct vm_fault {
      const struct (anon) (anon);
      enum fault_flag flags;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      pmd_t orig_pmd;
      struct page *cow_page;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 6.5: ✅

  struct vm_fault {
      const struct (anon) (anon);
      enum fault_flag flags;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      pmd_t orig_pmd;
      struct page *cow_page;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In 6.8: ✅

  struct vm_fault {
      const struct (anon) (anon);
      enum fault_flag flags;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      pmd_t orig_pmd;
      struct page *cow_page;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

Arch

• In arm64: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In armhf: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In ppc64el: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In riscv64: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

Flavor

• In aws: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In azure: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In gcp: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

• In lowlatency: ✅

  struct vm_fault {
      struct vm_area_struct *vma;
      unsigned int flags;
      gfp_t gfp_mask;
      long unsigned int pgoff;
      long unsigned int address;
      pmd_t *pmd;
      pud_t *pud;
      pte_t orig_pte;
      struct page *cow_page;
      struct mem_cgroup *memcg;
      struct page *page;
      pte_t *pte;
      spinlock_t *ptl;
      pgtable_t prealloc_pte;
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field added. gfp_t gfp_mask
  • Field added. void *entry
  • Field removed. long unsigned int max_pgoff
  • Field removed. pte_t *pte
• Changed between 4.8 and 4.10 ⚠️

  • Field added. struct vm_area_struct *vma
  • Field added. long unsigned int address
  • Field added. pmd_t *pmd
  • Field added. pte_t orig_pte
  • Field added. struct mem_cgroup *memcg
  • Field added. pte_t *pte
  • Field added. spinlock_t *ptl
  • Field added. pgtable_t prealloc_pte
  • Field removed. void *virtual_address
  • Field removed. void *entry
• Changed between 4.10 and 4.13 ⚠️

  • Field added. pud_t *pud
• 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 ⚠️

  • Field removed. struct mem_cgroup *memcg
• No changes between 5.8 and 5.11 ✅
• Changed between 5.11 and 5.13 ⚠️

  • Field added. const struct (anon) (anon)
  • Field removed. struct vm_area_struct *vma
  • Field removed. gfp_t gfp_mask
  • Field removed. long unsigned int pgoff
  • Field removed. long unsigned int address
  • Field type changed. unsigned int flags ➡️ enum fault_flag flags
• Changed between 5.13 and 5.15 ⚠️

  • Field added. pmd_t orig_pmd
• 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 ✅