DepSurf

Function: patch_retpoline

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: ✅

  int patch_retpoline(void *addr, struct insn *insn, u8 *bytes);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/alternative.c (ffffffff8104c550)
  Location: arch/x86/kernel/alternative.c:396
  Inline: False
  Direct callers:
    - arch/x86/kernel/alternative.c:apply_retpolines
  

  Symbols:

  ffffffff8104c550-ffffffff8104c6d9: patch_retpoline (STB_LOCAL)
  

• In 6.2: ✅

  int patch_retpoline(void *addr, struct insn *insn, u8 *bytes);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/alternative.c (ffffffff810586e0)
  Location: arch/x86/kernel/alternative.c:447
  Inline: False
  Direct callers:
    - arch/x86/kernel/alternative.c:apply_retpolines
  

  Symbols:

  ffffffff810586e0-ffffffff81058993: patch_retpoline (STB_LOCAL)
  

• In 6.5: ✅

  int patch_retpoline(void *addr, struct insn *insn, u8 *bytes);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/alternative.c (ffffffff810597a0)
  Location: arch/x86/kernel/alternative.c:561
  Inline: False
  Direct callers:
    - arch/x86/kernel/alternative.c:apply_retpolines
  

  Symbols:

  ffffffff810597a0-ffffffff81059a57: patch_retpoline (STB_LOCAL)
  

• In 6.8: ✅

  int patch_retpoline(void *addr, struct insn *insn, u8 *bytes);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/alternative.c (ffffffff81060910)
  Location: arch/x86/kernel/alternative.c:646
  Inline: False
  Direct callers:
    - arch/x86/kernel/alternative.c:apply_retpolines
  

  Symbols:

  ffffffff81060910-ffffffff81060bc7: patch_retpoline (STB_LOCAL)
  

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 ✅
• No changes between 6.5 and 6.8 ✅