DepSurf

Function: do_sigaltstack

Status

Regular

• In 4.4: ✅

  int do_sigaltstack(const stack_t *uss, stack_t *uoss, long unsigned int sp);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/signal.c (ffffffff8108d1b0)
  Location: kernel/signal.c:3091
  Inline: False
  Direct callers:
    - kernel/signal.c:SyS_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:compat_restore_altstack
  

  Symbols:

  ffffffff8108d1b0-ffffffff8108d33b: do_sigaltstack (STB_LOCAL)
  

• In 4.8: ✅

  int do_sigaltstack(const stack_t *uss, stack_t *uoss, long unsigned int sp);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/signal.c (ffffffff81090650)
  Location: kernel/signal.c:3091
  Inline: False
  Direct callers:
    - kernel/signal.c:compat_restore_altstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:SyS_sigaltstack
  

  Symbols:

  ffffffff81090650-ffffffff810907fc: do_sigaltstack (STB_LOCAL)
  

• In 4.10: ✅

  int do_sigaltstack(const stack_t *uss, stack_t *uoss, long unsigned int sp);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/signal.c (ffffffff810955d0)
  Location: kernel/signal.c:3111
  Inline: False
  Direct callers:
    - kernel/signal.c:compat_restore_altstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:SyS_sigaltstack
  

  Symbols:

  ffffffff810955d0-ffffffff8109577c: do_sigaltstack (STB_LOCAL)
  

• In 4.13: ✅

  int do_sigaltstack(const stack_t *ss, stack_t *oss, long unsigned int sp);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/signal.c (ffffffff81092320)
  Location: kernel/signal.c:3166
  Inline: False
  Direct callers:
    - kernel/signal.c:compat_restore_altstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:SyS_sigaltstack
    - kernel/signal.c:SyS_sigaltstack
    - kernel/signal.c:SyS_sigaltstack
    - kernel/signal.c:SyS_sigaltstack
  

  Symbols:

  ffffffff81092320-ffffffff81092454: do_sigaltstack (STB_LOCAL)
  

• In 4.15: ✅

  int do_sigaltstack(const stack_t *ss, stack_t *oss, long unsigned int sp);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/signal.c (ffffffff810991b0)
  Location: kernel/signal.c:3187
  Inline: False
  Direct callers:
    - kernel/signal.c:compat_restore_altstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:SyS_sigaltstack
    - kernel/signal.c:SyS_sigaltstack
    - kernel/signal.c:SyS_sigaltstack
    - kernel/signal.c:SyS_sigaltstack
  

  Symbols:

  ffffffff810991b0-ffffffff810992e4: do_sigaltstack (STB_LOCAL)
  

• In 4.18: ✅

  int do_sigaltstack(const stack_t *ss, stack_t *oss, long unsigned int sp);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/signal.c (ffffffff8109c930)
  Location: kernel/signal.c:3420
  Inline: False
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff8109c930-ffffffff8109ca67: do_sigaltstack (STB_LOCAL)
  

• In 5.0: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810a4cf0)
  Location: kernel/signal.c:3744
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810a4cf0-ffffffff810a4e27: do_sigaltstack.constprop.53 (STB_LOCAL)
  

• In 5.3: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810a99a0)
  Location: kernel/signal.c:3992
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810a99a0-ffffffff810a9ae3: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 5.4: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810aff90)
  Location: kernel/signal.c:4000
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810aff90-ffffffff810b00c9: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 5.8: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810bf325)
  Location: kernel/signal.c:4018
  Inline: True
  Inline callers:
    - kernel/signal.c:restore_altstack
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810b7b50-ffffffff810b7c87: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 5.11: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810ba545)
  Location: kernel/signal.c:4055
  Inline: True
  Inline callers:
    - kernel/signal.c:restore_altstack
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810b2e00-ffffffff810b2f37: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 5.13: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810bbe83)
  Location: kernel/signal.c:4077
  Inline: True
  Inline callers:
    - kernel/signal.c:restore_altstack
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810b4430-ffffffff810b456a: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 5.15: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810ce8e3)
  Location: kernel/signal.c:4169
  Inline: True
  Inline callers:
    - kernel/signal.c:restore_altstack
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810c6600-ffffffff810c673a: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 5.19: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810de050)
  Location: kernel/signal.c:4169
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810de050-ffffffff810de236: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 6.2: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810fe4d0)
  Location: kernel/signal.c:4171
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810fe4d0-ffffffff810fe6b6: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 6.5: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff8110a540)
  Location: kernel/signal.c:4195
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff8110a540-ffffffff8110a726: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In 6.8: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff81113ee0)
  Location: kernel/signal.c:4206
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff81113ee0-ffffffff811140c6: do_sigaltstack.constprop.0 (STB_LOCAL)
  

Arch

• In arm64: ✅

  int do_sigaltstack(const stack_t *ss, stack_t *oss, long unsigned int sp, size_t min_ss_size);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/signal.c (ffff80001010abd8)
  Location: kernel/signal.c:4000
  Inline: False
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__arm64_sys_sigaltstack
  

  Symbols:

  ffff80001010abd8-ffff80001010ad08: do_sigaltstack (STB_LOCAL)
  

• In armhf: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (c0364374)
  Location: kernel/signal.c:4000
  Inline: True
  Direct callers:
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__se_sys_sigaltstack
    - kernel/signal.c:__se_sys_sigaltstack
  

  Symbols:

  c0364374-c03644b0: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In ppc64el: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (c0000000001527a0)
  Location: kernel/signal.c:4000
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__se_sys_sigaltstack
    - kernel/signal.c:__se_sys_sigaltstack
  

  Symbols:

  c0000000001527a0-c0000000001528f8: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In riscv64: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffe0000cd9f4)
  Location: kernel/signal.c:4000
  Inline: True
  Direct callers:
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__se_sys_sigaltstack
    - kernel/signal.c:__se_sys_sigaltstack
  

  Symbols:

  ffffffe0000cd9f4-ffffffe0000cdaea: do_sigaltstack.constprop.0 (STB_LOCAL)
  

Flavor

• In aws: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810aa300)
  Location: kernel/signal.c:4000
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810aa300-ffffffff810aa439: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In azure: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff81098cb0)
  Location: kernel/signal.c:4000
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff81098cb0-ffffffff81098de9: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In gcp: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810a9860)
  Location: kernel/signal.c:4000
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810a9860-ffffffff810a9999: do_sigaltstack.constprop.0 (STB_LOCAL)
  

• In lowlatency: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/signal.c (ffffffff810b1cb0)
  Location: kernel/signal.c:4000
  Inline: True
  Direct callers:
    - kernel/signal.c:do_compat_sigaltstack
    - kernel/signal.c:restore_altstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__ia32_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
    - kernel/signal.c:__x64_sys_sigaltstack
  

  Symbols:

  ffffffff810b1cb0-ffffffff810b1de9: do_sigaltstack.constprop.0 (STB_LOCAL)
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• No changes between 4.8 and 4.10 ✅
• Changed between 4.10 and 4.13 ⚠️

  • Param added. const stack_t *ss
  • Param added. stack_t *oss
  • Param removed. const stack_t *uss
  • Param removed. stack_t *uoss
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅

Arch