DepSurf

Struct: iommu_dev_data

Status

Regular

• In 4.4: ✅

  struct iommu_dev_data {
      struct list_head list;
      struct list_head dev_data_list;
      struct protection_domain *domain;
      u16 devid;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
  };
  

• In 4.8: ✅

  struct iommu_dev_data {
      struct list_head list;
      struct list_head dev_data_list;
      struct protection_domain *domain;
      u16 devid;
      u16 alias;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
  };
  

• In 4.10: ✅

  struct iommu_dev_data {
      struct list_head list;
      struct list_head dev_data_list;
      struct protection_domain *domain;
      u16 devid;
      u16 alias;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
  };
  

• In 4.13: ✅

  struct iommu_dev_data {
      struct list_head list;
      struct list_head dev_data_list;
      struct protection_domain *domain;
      u16 devid;
      u16 alias;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      struct ratelimit_state rs;
  };
  

• In 4.15: ✅

  struct iommu_dev_data {
      struct list_head list;
      struct list_head dev_data_list;
      struct protection_domain *domain;
      u16 devid;
      u16 alias;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 4.18: ✅

  struct iommu_dev_data {
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      u16 devid;
      u16 alias;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 5.0: ✅

  struct iommu_dev_data {
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      u16 devid;
      u16 alias;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 5.3: ✅

  struct iommu_dev_data {
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      u16 devid;
      u16 alias;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 5.4: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 5.8: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 5.11: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 5.13: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      struct (anon) ats;
      bool pri_tlp;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 5.15: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      struct (anon) ats;
      bool pri_tlp;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 5.19: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      struct (anon) ats;
      bool pri_tlp;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 6.2: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct device *dev;
      u16 devid;
      bool iommu_v2;
      struct (anon) ats;
      bool pri_tlp;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 6.5: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct device *dev;
      u16 devid;
      bool iommu_v2;
      struct (anon) ats;
      bool pri_tlp;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In 6.8: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct device *dev;
      u16 devid;
      u32 flags;
      int ats_qdep;
      u8 ats_enabled;
      u8 pri_enabled;
      u8 pasid_enabled;
      u8 pri_tlp;
      u8 ppr;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

Arch

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

Flavor

• In aws: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In azure: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In gcp: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

• In lowlatency: ✅

  struct iommu_dev_data {
      spinlock_t lock;
      struct list_head list;
      struct llist_node dev_data_list;
      struct protection_domain *domain;
      struct pci_dev *pdev;
      u16 devid;
      bool iommu_v2;
      bool passthrough;
      struct (anon) ats;
      bool pri_tlp;
      u32 errata;
      bool use_vapic;
      bool defer_attach;
      struct ratelimit_state rs;
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field added. u16 alias
• Changed between 4.8 and 4.10 ⚠️

  • Field added. bool use_vapic
• Changed between 4.10 and 4.13 ⚠️

  • Field added. struct ratelimit_state rs
• Changed between 4.13 and 4.15 ⚠️

  • Field added. bool defer_attach
• Changed between 4.15 and 4.18 ⚠️

  • Field type changed. struct list_head dev_data_list ➡️ struct llist_node dev_data_list
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• Changed between 5.3 and 5.4 ⚠️

  • Field added. spinlock_t lock
  • Field added. struct pci_dev *pdev
  • Field removed. u16 alias
• Changed between 5.4 and 5.8 ⚠️

  • Field removed. bool passthrough
• No changes between 5.8 and 5.11 ✅
• Changed between 5.11 and 5.13 ⚠️

  • Field removed. u32 errata
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• Changed between 5.19 and 6.2 ⚠️

  • Field added. struct device *dev
  • Field removed. struct pci_dev *pdev
• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Field added. u32 flags
  • Field added. int ats_qdep
  • Field added. u8 ats_enabled
  • Field added. u8 pri_enabled
  • Field added. u8 pasid_enabled
  • Field added. u8 ppr
  • Field removed. bool iommu_v2
  • Field removed. struct (anon) ats
  • Field type changed. bool pri_tlp ➡️ u8 pri_tlp

Arch

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 ✅