website-function

Function: ghcb_set_rax

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: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/sev-es.c (ffffffff810841d1)
  Location: arch/x86/include/asm/svm.h:420
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev-es.c:vc_handle_exitcode
    - arch/x86/kernel/sev-es.c:vc_handle_vmmcall
    - arch/x86/kernel/sev-es.c:vc_handle_dr7_write
    - arch/x86/kernel/sev-es.c:vc_handle_cpuid
    - arch/x86/kernel/sev-es.c:vc_handle_ioio
  

• In 5.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/sev.c (ffffffff81084860)
  Location: arch/x86/include/asm/svm.h:424
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_ioio
  

• In 5.15: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/sev.c (ffffffff81093a20)
  Location: arch/x86/include/asm/svm.h:429
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_ioio
  

• In 5.19: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/hyperv/ivm.c (ffffffff8103ef40)
  Location: arch/x86/include/asm/svm.h:598
  Inline: True
  Inline callers:
    - arch/x86/hyperv/ivm.c:hv_ghcb_msr_write
  

  In arch/x86/kernel/sev.c (ffffffff810a3d20)
  Location: arch/x86/include/asm/svm.h:598
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:snp_issue_guest_request
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:wakeup_cpu_via_vmgexit
    - arch/x86/kernel/sev.c:vc_handle_ioio
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/hyperv/ivm.c (ffffffff81047fe4)
  Location: arch/x86/include/asm/svm.h:650
  Inline: True
  Inline callers:
    - arch/x86/hyperv/ivm.c:hv_ghcb_msr_write
  

  In arch/x86/kernel/sev.c (ffffffff810bc1a6)
  Location: arch/x86/include/asm/svm.h:650
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:snp_issue_guest_request
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:wakeup_cpu_via_vmgexit
    - arch/x86/kernel/sev.c:vc_handle_cpuid
    - arch/x86/kernel/sev.c:vc_handle_ioio
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/hyperv/ivm.c (ffffffff81048394)
  Location: arch/x86/include/asm/svm.h:660
  Inline: True
  Inline callers:
    - arch/x86/hyperv/ivm.c:hv_ghcb_msr_write
  

  In arch/x86/kernel/sev.c (ffffffff810bf3df)
  Location: arch/x86/include/asm/svm.h:660
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:snp_issue_guest_request
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:wakeup_cpu_via_vmgexit
    - arch/x86/kernel/sev.c:vc_handle_cpuid
    - arch/x86/kernel/sev.c:vc_handle_ioio
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/hyperv/ivm.c (ffffffff8104ed74)
  Location: arch/x86/include/asm/svm.h:656
  Inline: True
  Inline callers:
    - arch/x86/hyperv/ivm.c:hv_ghcb_msr_write
  

  In arch/x86/kernel/sev.c (ffffffff810c672f)
  Location: arch/x86/include/asm/svm.h:656
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:snp_issue_guest_request
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:vc_handle_exitcode
    - arch/x86/kernel/sev.c:wakeup_cpu_via_vmgexit
    - arch/x86/kernel/sev.c:vc_handle_cpuid
    - arch/x86/kernel/sev.c:vc_handle_ioio
    - arch/x86/kernel/sev.c:__sev_cpuid_hv_ghcb
  

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