DepSurf

Function: copy_sigframe_from_user_to_xstate

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: ✅

  int copy_sigframe_from_user_to_xstate(struct xregs_state *xsave, const void *ubuf);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/xstate.c (ffffffff8104c330)
  Location: arch/x86/kernel/fpu/xstate.c:1172
  Inline: False
  Direct callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
  

  Symbols:

  ffffffff8104c330-ffffffff8104c345: copy_sigframe_from_user_to_xstate (STB_GLOBAL)
  

• In 5.19: ✅

  int copy_sigframe_from_user_to_xstate(struct fpstate *fpstate, const void *ubuf);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/xstate.c (ffffffff81056f00)
  Location: arch/x86/kernel/fpu/xstate.c:1277
  Inline: False
  Direct callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
  

  Symbols:

  ffffffff81056f00-ffffffff81056f1f: copy_sigframe_from_user_to_xstate (STB_GLOBAL)
  

• In 6.2: ✅

  int copy_sigframe_from_user_to_xstate(struct task_struct *tsk, const void *ubuf);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/xstate.c (ffffffff810645c0)
  Location: arch/x86/kernel/fpu/xstate.c:1323
  Inline: False
  Direct callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
  

  Symbols:

  ffffffff810645c0-ffffffff810645ef: copy_sigframe_from_user_to_xstate (STB_GLOBAL)
  

• In 6.5: ✅

  int copy_sigframe_from_user_to_xstate(struct task_struct *tsk, const void *ubuf);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/xstate.c (ffffffff81065ed0)
  Location: arch/x86/kernel/fpu/xstate.c:1328
  Inline: False
  Direct callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
  

  Symbols:

  ffffffff81065ed0-ffffffff81065eff: copy_sigframe_from_user_to_xstate (STB_GLOBAL)
  

• In 6.8: ✅

  int copy_sigframe_from_user_to_xstate(struct task_struct *tsk, const void *ubuf);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/xstate.c (ffffffff8106d350)
  Location: arch/x86/kernel/fpu/xstate.c:1327
  Inline: False
  Direct callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
  

  Symbols:

  ffffffff8106d350-ffffffff8106d37f: copy_sigframe_from_user_to_xstate (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

• Changed between 5.15 and 5.19 ⚠️

  • Param added. struct fpstate *fpstate
  • Param removed. struct xregs_state *xsave
• Changed between 5.19 and 6.2 ⚠️

  • Param added. struct task_struct *tsk
  • Param removed. struct fpstate *fpstate
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅