DepSurf

Function: restore_sigcontext

Status

Regular

• In 4.4: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff8102e270)
  Location: arch/x86/kernel/signal.c:64
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys_rt_sigreturn
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
  

  Symbols:

  ffffffff8102e270-ffffffff8102e3a8: restore_sigcontext (STB_GLOBAL)
  

• In 4.8: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff8102d000)
  Location: arch/x86/kernel/signal.c:93
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:sys_rt_sigreturn
  

  Symbols:

  ffffffff8102d000-ffffffff8102d18b: restore_sigcontext (STB_LOCAL)
  

• In 4.10: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff8102cea0)
  Location: arch/x86/kernel/signal.c:94
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:sys_rt_sigreturn
  

  Symbols:

  ffffffff8102cea0-ffffffff8102d026: restore_sigcontext (STB_LOCAL)
  

• In 4.13: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff8102b100)
  Location: arch/x86/kernel/signal.c:95
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:sys_rt_sigreturn
  

  Symbols:

  ffffffff8102b100-ffffffff8102b282: restore_sigcontext (STB_LOCAL)
  

• In 4.15: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff8102be30)
  Location: arch/x86/kernel/signal.c:96
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:sys_rt_sigreturn
  

  Symbols:

  ffffffff8102be30-ffffffff8102bfb5: restore_sigcontext (STB_LOCAL)
  

• In 4.18: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff8102d100)
  Location: arch/x86/kernel/signal.c:97
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__x64_sys_rt_sigreturn
  

  Symbols:

  ffffffff8102d100-ffffffff8102d287: restore_sigcontext (STB_LOCAL)
  

• In 5.0: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff8102e350)
  Location: arch/x86/kernel/signal.c:97
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__x64_sys_rt_sigreturn
  

  Symbols:

  ffffffff8102e350-ffffffff8102e4d7: restore_sigcontext (STB_LOCAL)
  

• In 5.3: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff810300b0)
  Location: arch/x86/kernel/signal.c:97
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__x64_sys_rt_sigreturn
  

  Symbols:

  ffffffff810300b0-ffffffff81030237: restore_sigcontext (STB_LOCAL)
  

• In 5.4: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff810309f0)
  Location: arch/x86/kernel/signal.c:97
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__x64_sys_rt_sigreturn
  

  Symbols:

  ffffffff810309f0-ffffffff81030b77: restore_sigcontext (STB_LOCAL)
  

• In 5.8: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *usc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff81033a00)
  Location: arch/x86/kernel/signal.c:81
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:__do_compat_sys_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__do_sys_rt_sigreturn
  

  Symbols:

  ffffffff81033a00-ffffffff81033bd6: restore_sigcontext (STB_LOCAL)
  

• In 5.11: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *usc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff81034470)
  Location: arch/x86/kernel/signal.c:82
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:__do_compat_sys_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__do_sys_rt_sigreturn
  

  Symbols:

  ffffffff81034470-ffffffff81034646: restore_sigcontext (STB_LOCAL)
  

• In 5.13: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *usc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff81036000)
  Location: arch/x86/kernel/signal.c:82
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:__do_compat_sys_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__do_sys_rt_sigreturn
  

  Symbols:

  ffffffff81036000-ffffffff810361d6: restore_sigcontext (STB_LOCAL)
  

• In 5.15: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *usc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff8103b280)
  Location: arch/x86/kernel/signal.c:82
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:__do_compat_sys_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__do_sys_rt_sigreturn
  

  Symbols:

  ffffffff8103b280-ffffffff8103b456: restore_sigcontext (STB_LOCAL)
  

• In 5.19: ✅

  bool restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *usc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff81041980)
  Location: arch/x86/kernel/signal.c:83
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:__do_sys_rt_sigreturn
  

  Symbols:

  ffffffff81041980-ffffffff81041b71: restore_sigcontext (STB_LOCAL)
  

• In 6.2: ✅

  bool restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *usc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal_64.c (ffffffff8104b890)
  Location: arch/x86/kernel/signal_64.c:50
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal_64.c:__do_sys_rt_sigreturn
  

  Symbols:

  ffffffff8104b890-ffffffff8104ba81: restore_sigcontext (STB_LOCAL)
  

• In 6.5: ✅

  bool restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *usc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal_64.c (ffffffff8104c120)
  Location: arch/x86/kernel/signal_64.c:50
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal_64.c:__do_sys_rt_sigreturn
  

  Symbols:

  ffffffff8104c120-ffffffff8104c311: restore_sigcontext (STB_LOCAL)
  

• In 6.8: ✅

  bool restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *usc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal_64.c (ffffffff810533a0)
  Location: arch/x86/kernel/signal_64.c:50
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal_64.c:__do_sys_rt_sigreturn
  

  Symbols:

  ffffffff810533a0-ffffffff81053591: restore_sigcontext (STB_LOCAL)
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In arch/powerpc/kernel/signal_64.c (c000000000031e20)
  Location: arch/powerpc/kernel/signal_64.c:321
  Inline: True
  Direct callers:
    - arch/powerpc/kernel/signal_64.c:sys_rt_sigreturn
    - arch/powerpc/kernel/signal_64.c:__se_sys_swapcontext
  

  Symbols:

  c000000000031e20-c0000000000325a0: restore_sigcontext.constprop.0 (STB_LOCAL)
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In arch/riscv/kernel/signal.c (ffffffe0000b68e4)
  Location: arch/riscv/kernel/signal.c:81
  Inline: True
  Inline callers:
    - arch/riscv/kernel/signal.c:sys_rt_sigreturn
  

Flavor

• In aws: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff81030b50)
  Location: arch/x86/kernel/signal.c:97
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__x64_sys_rt_sigreturn
  

  Symbols:

  ffffffff81030b50-ffffffff81030cd7: restore_sigcontext (STB_LOCAL)
  

• In azure: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff81020580)
  Location: arch/x86/kernel/signal.c:97
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__x64_sys_rt_sigreturn
  

  Symbols:

  ffffffff81020580-ffffffff810206f8: restore_sigcontext (STB_LOCAL)
  

• In gcp: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff810309b0)
  Location: arch/x86/kernel/signal.c:97
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__x64_sys_rt_sigreturn
  

  Symbols:

  ffffffff810309b0-ffffffff81030b37: restore_sigcontext (STB_LOCAL)
  

• In lowlatency: ✅

  int restore_sigcontext(struct pt_regs *regs, struct sigcontext_64 *sc, long unsigned int uc_flags);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/signal.c (ffffffff81031840)
  Location: arch/x86/kernel/signal.c:97
  Inline: False
  Direct callers:
    - arch/x86/kernel/signal.c:sys32_x32_rt_sigreturn
    - arch/x86/kernel/signal.c:__x64_sys_rt_sigreturn
  

  Symbols:

  ffffffff81031840-ffffffff810319c7: restore_sigcontext (STB_LOCAL)
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Param added. long unsigned int uc_flags
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• Changed between 5.4 and 5.8 ⚠️

  • Param added. struct sigcontext_64 *usc
  • Param removed. struct sigcontext_64 *sc
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• Changed between 5.15 and 5.19 ⚠️

  • Return type changed. int ➡️ bool
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅