DepSurf

Struct: `kvm_hv`

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: Absent ⚠️
In 5.8: Absent ⚠️

In 5.11: ✅

struct kvm_hv {
    struct mutex hv_lock;
    u64 hv_guest_os_id;
    u64 hv_hypercall;
    u64 hv_tsc_page;
    u64 hv_crash_param[5];
    u64 hv_crash_ctl;
    struct ms_hyperv_tsc_page tsc_ref;
    struct idr conn_to_evt;
    u64 hv_reenlightenment_control;
    u64 hv_tsc_emulation_control;
    u64 hv_tsc_emulation_status;
    atomic_t num_mismatched_vp_indexes;
    struct hv_partition_assist_pg *hv_pa_pg;
    struct kvm_hv_syndbg hv_syndbg;
};

In 5.13: ✅

struct kvm_hv {
    struct mutex hv_lock;
    u64 hv_guest_os_id;
    u64 hv_hypercall;
    u64 hv_tsc_page;
    enum hv_tsc_page_status hv_tsc_page_status;
    u64 hv_crash_param[5];
    u64 hv_crash_ctl;
    struct ms_hyperv_tsc_page tsc_ref;
    struct idr conn_to_evt;
    u64 hv_reenlightenment_control;
    u64 hv_tsc_emulation_control;
    u64 hv_tsc_emulation_status;
    atomic_t num_mismatched_vp_indexes;
    struct hv_partition_assist_pg *hv_pa_pg;
    struct kvm_hv_syndbg hv_syndbg;
};

In 5.15: ✅

struct kvm_hv {
    struct mutex hv_lock;
    u64 hv_guest_os_id;
    u64 hv_hypercall;
    u64 hv_tsc_page;
    enum hv_tsc_page_status hv_tsc_page_status;
    u64 hv_crash_param[5];
    u64 hv_crash_ctl;
    struct ms_hyperv_tsc_page tsc_ref;
    struct idr conn_to_evt;
    u64 hv_reenlightenment_control;
    u64 hv_tsc_emulation_control;
    u64 hv_tsc_emulation_status;
    atomic_t num_mismatched_vp_indexes;
    unsigned int synic_auto_eoi_used;
    struct hv_partition_assist_pg *hv_pa_pg;
    struct kvm_hv_syndbg hv_syndbg;
};

In 5.19: ✅

struct kvm_hv {
    struct mutex hv_lock;
    u64 hv_guest_os_id;
    u64 hv_hypercall;
    u64 hv_tsc_page;
    enum hv_tsc_page_status hv_tsc_page_status;
    u64 hv_crash_param[5];
    u64 hv_crash_ctl;
    struct ms_hyperv_tsc_page tsc_ref;
    struct idr conn_to_evt;
    u64 hv_reenlightenment_control;
    u64 hv_tsc_emulation_control;
    u64 hv_tsc_emulation_status;
    atomic_t num_mismatched_vp_indexes;
    unsigned int synic_auto_eoi_used;
    struct hv_partition_assist_pg *hv_pa_pg;
    struct kvm_hv_syndbg hv_syndbg;
};

In 6.2: ✅

struct kvm_hv {
    struct mutex hv_lock;
    u64 hv_guest_os_id;
    u64 hv_hypercall;
    u64 hv_tsc_page;
    enum hv_tsc_page_status hv_tsc_page_status;
    u64 hv_crash_param[5];
    u64 hv_crash_ctl;
    struct ms_hyperv_tsc_page tsc_ref;
    struct idr conn_to_evt;
    u64 hv_reenlightenment_control;
    u64 hv_tsc_emulation_control;
    u64 hv_tsc_emulation_status;
    atomic_t num_mismatched_vp_indexes;
    unsigned int synic_auto_eoi_used;
    struct hv_partition_assist_pg *hv_pa_pg;
    struct kvm_hv_syndbg hv_syndbg;
};

In 6.5: ✅

struct kvm_hv {
    struct mutex hv_lock;
    u64 hv_guest_os_id;
    u64 hv_hypercall;
    u64 hv_tsc_page;
    enum hv_tsc_page_status hv_tsc_page_status;
    u64 hv_crash_param[5];
    u64 hv_crash_ctl;
    struct ms_hyperv_tsc_page tsc_ref;
    struct idr conn_to_evt;
    u64 hv_reenlightenment_control;
    u64 hv_tsc_emulation_control;
    u64 hv_tsc_emulation_status;
    u64 hv_invtsc_control;
    atomic_t num_mismatched_vp_indexes;
    unsigned int synic_auto_eoi_used;
    struct hv_partition_assist_pg *hv_pa_pg;
    struct kvm_hv_syndbg hv_syndbg;
};

In 6.8: ✅

struct kvm_hv {
    struct mutex hv_lock;
    u64 hv_guest_os_id;
    u64 hv_hypercall;
    u64 hv_tsc_page;
    enum hv_tsc_page_status hv_tsc_page_status;
    u64 hv_crash_param[5];
    u64 hv_crash_ctl;
    struct ms_hyperv_tsc_page tsc_ref;
    struct idr conn_to_evt;
    u64 hv_reenlightenment_control;
    u64 hv_tsc_emulation_control;
    u64 hv_tsc_emulation_status;
    u64 hv_invtsc_control;
    atomic_t num_mismatched_vp_indexes;
    unsigned int synic_auto_eoi_used;
    struct kvm_hv_syndbg hv_syndbg;
    bool xsaves_xsavec_checked;
};

Arch

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

Flavor

In aws: Absent ⚠️
In azure: Absent ⚠️
In gcp: Absent ⚠️
In lowlatency: Absent ⚠️

Differences

Regular

Changed between 5.11 and 5.13 ⚠️
- Field added. enum hv_tsc_page_status hv_tsc_page_status
Changed between 5.13 and 5.15 ⚠️
- Field added. unsigned int synic_auto_eoi_used
No changes between 5.15 and 5.19 ✅
No changes between 5.19 and 6.2 ✅
Changed between 6.2 and 6.5 ⚠️
- Field added. u64 hv_invtsc_control
Changed between 6.5 and 6.8 ⚠️
- Field added. bool xsaves_xsavec_checked
- Field removed. struct hv_partition_assist_pg *hv_pa_pg

DepSurf

Struct: kvm_hv

Status

Differences

Struct: `kvm_hv`