DepSurf

Struct: `vfio_group`

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: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

In 5.8: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    unsigned int dev_counter;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

In 5.11: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    unsigned int dev_counter;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

In 5.13: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    unsigned int dev_counter;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

In 5.15: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    unsigned int dev_counter;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

In 5.19: ✅

struct vfio_group {
    struct device dev;
    struct cdev cdev;
    refcount_t users;
    unsigned int container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct list_head vfio_next;
    struct list_head container_next;
    enum vfio_group_type type;
    unsigned int dev_counter;
    struct rw_semaphore group_rwsem;
    struct kvm *kvm;
    struct file *opened_file;
    struct blocking_notifier_head notifier;
};

In 6.2: Absent ⚠️
In 6.5: Absent ⚠️
In 6.8: Absent ⚠️

Arch

In arm64: Absent ⚠️
In armhf: Absent ⚠️

In ppc64el: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

In riscv64: Absent ⚠️

Flavor

In aws: Absent ⚠️

In azure: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

In gcp: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

In lowlatency: ✅

struct vfio_group {
    struct kref kref;
    int minor;
    atomic_t container_users;
    struct iommu_group *iommu_group;
    struct vfio_container *container;
    struct list_head device_list;
    struct mutex device_lock;
    struct device *dev;
    struct notifier_block nb;
    struct list_head vfio_next;
    struct list_head container_next;
    struct list_head unbound_list;
    struct mutex unbound_lock;
    atomic_t opened;
    wait_queue_head_t container_q;
    bool noiommu;
    struct kvm *kvm;
    struct blocking_notifier_head notifier;
};

Differences

Regular

Changed between 5.4 and 5.8 ⚠️
- Field added. unsigned int dev_counter
Changed between 5.8 and 5.11 ⚠️
- Field type changed. struct kvm *kvm ➡️ struct kvm *kvm
No changes between 5.11 and 5.13 ✅
No changes between 5.13 and 5.15 ✅
Changed between 5.15 and 5.19 ⚠️
- Field added. struct cdev cdev
- Field added. refcount_t users
- Field added. enum vfio_group_type type
- Field added. struct rw_semaphore group_rwsem
- Field added. struct file *opened_file
- Field removed. struct kref kref
- Field removed. int minor
- Field removed. struct notifier_block nb
- Field removed. struct list_head unbound_list
- Field removed. struct mutex unbound_lock
- Field removed. atomic_t opened
- Field removed. wait_queue_head_t container_q
- Field removed. bool noiommu
- Field type changed. atomic_t container_users ➡️ unsigned int container_users
- Field type changed. struct device *dev ➡️ struct device dev

Arch

Changed between amd64 and ppc64el ⚠️
- Field type changed. struct kvm *kvm ➡️ struct kvm *kvm

Flavor

No changes between generic and azure ✅
No changes between generic and gcp ✅
No changes between generic and lowlatency ✅

DepSurf

Struct: vfio_group

Status

Differences

Struct: `vfio_group`