website-function

Function: early_snp_set_memory_shared

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 early_snp_set_memory_shared(long unsigned int vaddr, long unsigned int paddr, unsigned int npages);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/sev.c (ffffffff834714ee)
  Location: arch/x86/kernel/sev.c:723
  Inline: False
  Direct callers:
    - arch/x86/kernel/head64.c:__startup_64
    - arch/x86/kernel/sev.c:snp_prep_memory
    - arch/x86/mm/mem_encrypt_amd.c:__set_clr_pte_enc
    - arch/x86/mm/mem_encrypt_amd.c:snp_memcpy
  

  Symbols:

  ffffffff834714ee-ffffffff83471535: early_snp_set_memory_shared (STB_GLOBAL)
  

• In 6.2: Selective Inline ⚠️

  void early_snp_set_memory_shared(long unsigned int vaddr, long unsigned int paddr, unsigned int npages);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/kernel/sev.c (ffffffff83e986bd)
  Location: arch/x86/kernel/sev.c:723
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:snp_prep_memory
  Direct callers:
    - arch/x86/kernel/head64.c:__startup_64
    - arch/x86/mm/mem_encrypt_amd.c:__set_clr_pte_enc
    - arch/x86/mm/mem_encrypt_amd.c:snp_memcpy
  

  Symbols:

  ffffffff83e98610-ffffffff83e98657: early_snp_set_memory_shared (STB_GLOBAL)
  

• In 6.5: Selective Inline ⚠️

  void early_snp_set_memory_shared(long unsigned int vaddr, long unsigned int paddr, long unsigned int npages);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/kernel/sev.c (ffffffff836bc0f1)
  Location: arch/x86/kernel/sev.c:734
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:snp_prep_memory
  Direct callers:
    - arch/x86/kernel/head64.c:__startup_64
    - arch/x86/mm/mem_encrypt_amd.c:__set_clr_pte_enc
    - arch/x86/mm/mem_encrypt_amd.c:snp_memcpy
  

  Symbols:

  ffffffff836bc060-ffffffff836bc092: early_snp_set_memory_shared (STB_GLOBAL)
  

• In 6.8: Selective Inline ⚠️

  void early_snp_set_memory_shared(long unsigned int vaddr, long unsigned int paddr, long unsigned int npages);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/kernel/sev.c (ffffffff838ecad1)
  Location: arch/x86/kernel/sev.c:761
  Inline: True
  Inline callers:
    - arch/x86/kernel/sev.c:snp_prep_memory
  Direct callers:
    - arch/x86/kernel/head64.c:__startup_64
    - arch/x86/mm/mem_encrypt_amd.c:__set_clr_pte_enc
    - arch/x86/mm/mem_encrypt_amd.c:snp_memcpy
  

  Symbols:

  ffffffff838eca40-ffffffff838eca72: early_snp_set_memory_shared (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 ✅
• Changed between 6.2 and 6.5 ⚠️

  • Param type changed. unsigned int npages ➡️ long unsigned int npages
• No changes between 6.5 and 6.8 ✅