website-struct

Struct: iova_domain

Status

Regular

• In 4.4: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
  };
  

• In 4.8: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      struct iova_rcache rcaches[6];
  };
  

• In 4.10: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      struct iova_rcache rcaches[6];
  };
  

• In 4.13: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      struct iova_rcache rcaches[6];
  };
  

• In 4.15: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In 4.18: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In 5.0: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In 5.3: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In 5.4: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In 5.8: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In 5.11: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In 5.13: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
      struct hlist_node cpuhp_dead;
  };
  

• In 5.15: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
      struct hlist_node cpuhp_dead;
  };
  

• In 5.19: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova anchor;
      struct iova_rcache *rcaches;
      struct hlist_node cpuhp_dead;
  };
  

• In 6.2: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova anchor;
      struct iova_rcache *rcaches;
      struct hlist_node cpuhp_dead;
  };
  

• In 6.5: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova anchor;
      struct iova_rcache *rcaches;
      struct hlist_node cpuhp_dead;
  };
  

• In 6.8: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova anchor;
      struct iova_rcache *rcaches;
      struct hlist_node cpuhp_dead;
  };
  

Arch

• In arm64: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

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

Flavor

• In aws: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In azure: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In gcp: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

• In lowlatency: ✅

  struct iova_domain {
      spinlock_t iova_rbtree_lock;
      struct rb_root rbroot;
      struct rb_node *cached_node;
      struct rb_node *cached32_node;
      long unsigned int granule;
      long unsigned int start_pfn;
      long unsigned int dma_32bit_pfn;
      long unsigned int max32_alloc_size;
      struct iova_fq *fq;
      atomic64_t fq_flush_start_cnt;
      atomic64_t fq_flush_finish_cnt;
      struct iova anchor;
      struct iova_rcache rcaches[6];
      iova_flush_cb flush_cb;
      iova_entry_dtor entry_dtor;
      struct timer_list fq_timer;
      atomic_t fq_timer_on;
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field added. struct iova_rcache rcaches[6]
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• Changed between 4.13 and 4.15 ⚠️

  • Field added. struct rb_node *cached_node
  • Field added. struct iova anchor
  • Field added. iova_flush_cb flush_cb
  • Field added. iova_entry_dtor entry_dtor
  • Field added. struct iova_fq *fq
  • Field added. atomic64_t fq_flush_start_cnt
  • Field added. atomic64_t fq_flush_finish_cnt
  • Field added. struct timer_list fq_timer
  • Field added. atomic_t fq_timer_on
• No changes between 4.15 and 4.18 ✅
• Changed between 4.18 and 5.0 ⚠️

  • Field added. long unsigned int max32_alloc_size
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• Changed between 5.11 and 5.13 ⚠️

  • Field added. struct hlist_node cpuhp_dead
• No changes between 5.13 and 5.15 ✅
• Changed between 5.15 and 5.19 ⚠️

  • Field removed. struct iova_fq *fq
  • Field removed. atomic64_t fq_flush_start_cnt
  • Field removed. atomic64_t fq_flush_finish_cnt
  • Field removed. iova_flush_cb flush_cb
  • Field removed. iova_entry_dtor entry_dtor
  • Field removed. struct timer_list fq_timer
  • Field removed. atomic_t fq_timer_on
  • Field type changed. struct iova_rcache rcaches[6] ➡️ struct iova_rcache *rcaches
• 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 ✅

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 ✅