website-function

Function: __tdx_hypercall

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: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: ✅

  void __tdx_hypercall();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/coco/tdx/tdcall.S (ffffffff81003b40)
  Location: arch/x86/coco/tdx/tdcall.S
  Inline: False
  Direct callers:
    - arch/x86/coco/tdx/tdx.c:tdx_enc_status_changed
    - arch/x86/coco/tdx/tdx.c:tdx_enc_status_changed
    - arch/x86/coco/tdx/tdx.c:tdx_handle_virt_exception
    - arch/x86/coco/tdx/tdx.c:tdx_handle_virt_exception
    - arch/x86/coco/tdx/tdx.c:handle_io
    - arch/x86/coco/tdx/tdx.c:handle_io
    - arch/x86/coco/tdx/tdx.c:handle_mmio
    - arch/x86/coco/tdx/tdx.c:handle_mmio
    - arch/x86/coco/tdx/tdx.c:handle_cpuid
    - arch/x86/coco/tdx/tdx.c:tdx_safe_halt
    - arch/x86/coco/tdx/tdx.c:tdx_kvm_hypercall
  

  Symbols:

  ffffffff81003b40-ffffffff81003bbb: __tdx_hypercall (STB_GLOBAL)
  

• In 6.2: ✅

  void __tdx_hypercall();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/coco/tdx/tdcall.S (ffffffff810043d0)
  Location: arch/x86/coco/tdx/tdcall.S
  Inline: False
  Direct callers:
    - arch/x86/coco/tdx/tdx.c:tdx_enc_status_changed
    - arch/x86/coco/tdx/tdx.c:tdx_enc_status_changed
    - arch/x86/coco/tdx/tdx.c:tdx_handle_virt_exception
    - arch/x86/coco/tdx/tdx.c:tdx_handle_virt_exception
    - arch/x86/coco/tdx/tdx.c:handle_io
    - arch/x86/coco/tdx/tdx.c:handle_io
    - arch/x86/coco/tdx/tdx.c:handle_mmio
    - arch/x86/coco/tdx/tdx.c:handle_mmio
    - arch/x86/coco/tdx/tdx.c:handle_cpuid
    - arch/x86/coco/tdx/tdx.c:tdx_safe_halt
    - arch/x86/coco/tdx/tdx.c:tdx_kvm_hypercall
  

  Symbols:

  ffffffff810043d0-ffffffff8100444b: __tdx_hypercall (STB_GLOBAL)
  

• In 6.5: ✅

  void __tdx_hypercall();
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/coco/tdx/tdcall.S (ffffffff821396d0)
  Location: arch/x86/coco/tdx/tdcall.S
  Inline: False
  Direct callers:
    - arch/x86/coco/tdx/tdx.c:tdx_enc_status_changed
    - arch/x86/coco/tdx/tdx.c:tdx_enc_status_changed
    - arch/x86/coco/tdx/tdx.c:tdx_handle_virt_exception
    - arch/x86/coco/tdx/tdx.c:handle_io
    - arch/x86/coco/tdx/tdx.c:__halt
    - arch/x86/coco/tdx/tdx.c:tdx_kvm_hypercall
  

  Symbols:

  ffffffff821396d0-ffffffff8213974c: __tdx_hypercall (STB_GLOBAL)
  

• In 6.8: ✅

  u64 __tdx_hypercall(struct tdx_module_args *args);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/coco/tdx/tdx-shared.c (ffffffff8221b410)
  Location: arch/x86/coco/tdx/tdx-shared.c:73
  Inline: False
  Direct callers:
    - arch/x86/coco/tdx/tdx.c:tdx_map_gpa
    - arch/x86/coco/tdx/tdx.c:handle_in
    - arch/x86/coco/tdx/tdx.c:mmio_read
    - arch/x86/coco/tdx/tdx.c:handle_cpuid
    - arch/x86/coco/tdx/tdx.c:write_msr
    - arch/x86/coco/tdx/tdx.c:read_msr
    - arch/x86/coco/tdx/tdx.c:__halt
    - arch/x86/coco/tdx/tdx.c:tdx_kvm_hypercall
    - arch/x86/coco/tdx/tdx.c:_tdx_hypercall
    - arch/x86/hyperv/ivm.c:hv_tdx_hypercall
    - arch/x86/hyperv/ivm.c:hv_tdx_msr_read
    - arch/x86/hyperv/ivm.c:hv_tdx_msr_write
  

  Symbols:

  ffffffff8221b410-ffffffff8221b445: __tdx_hypercall (STB_GLOBAL)
  

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

• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Param added. struct tdx_module_args *args
  • Return type changed. void ➡️ u64