DepSurf

Function: fpregs_unlock

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: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff8103e465)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff8103f364)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff8103fe7c)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff8108dc0a)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

• In 5.4: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff8103ec25)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff8103f8e8)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff8104059c)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff8108e86a)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

• In 5.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff81041a0d)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff81042b4e)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff81043940)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff810949ed)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

• In 5.11: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff81041999)
  Location: arch/x86/include/asm/fpu/api.h:63
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff81042a99)
  Location: arch/x86/include/asm/fpu/api.h:63
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff810439f0)
  Location: arch/x86/include/asm/fpu/api.h:63
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff81093ddd)
  Location: arch/x86/include/asm/fpu/api.h:63
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

• In 5.13: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff81043399)
  Location: arch/x86/include/asm/fpu/api.h:75
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff81044487)
  Location: arch/x86/include/asm/fpu/api.h:75
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff81045234)
  Location: arch/x86/include/asm/fpu/api.h:75
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff8109479d)
  Location: arch/x86/include/asm/fpu/api.h:75
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

• In 5.15: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff81049b0c)
  Location: arch/x86/include/asm/fpu/api.h:75
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu_flush_thread
    - arch/x86/kernel/fpu/core.c:fpu__clear_user_states
    - arch/x86/kernel/fpu/core.c:fpu_clone
    - arch/x86/kernel/fpu/core.c:fpu_sync_fpstate
  

  In arch/x86/kernel/fpu/signal.c (ffffffff8104a997)
  Location: arch/x86/include/asm/fpu/api.h:75
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

• In 5.19: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff810538df)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu_flush_thread
    - arch/x86/kernel/fpu/core.c:fpu__clear_user_states
    - arch/x86/kernel/fpu/core.c:fpu_clone
    - arch/x86/kernel/fpu/core.c:fpu_sync_fpstate
    - arch/x86/kernel/fpu/core.c:fpu_swap_kvm_fpstate
    - arch/x86/kernel/fpu/core.c:fpu_update_guest_xfd
  

  In arch/x86/kernel/fpu/signal.c (ffffffff81054e73)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff81055fde)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:fpstate_realloc
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff81061680)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear_user_states
    - arch/x86/kernel/fpu/core.c:fpu_reset_fpregs
    - arch/x86/kernel/fpu/core.c:fpu_clone
    - arch/x86/kernel/fpu/core.c:fpu_sync_fpstate
    - arch/x86/kernel/fpu/core.c:fpu_swap_kvm_fpstate
    - arch/x86/kernel/fpu/core.c:fpu_update_guest_xfd
  

  In arch/x86/kernel/fpu/signal.c (ffffffff810629c9)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff810638aa)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:fpstate_realloc
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff81062f54)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear_user_states
    - arch/x86/kernel/fpu/core.c:fpu_reset_fpregs
    - arch/x86/kernel/fpu/core.c:fpu_clone
    - arch/x86/kernel/fpu/core.c:fpu_sync_fpstate
    - arch/x86/kernel/fpu/core.c:fpu_swap_kvm_fpstate
    - arch/x86/kernel/fpu/core.c:fpu_update_guest_xfd
  

  In arch/x86/kernel/fpu/signal.c (ffffffff810643df)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff81065216)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff8106a240)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear_user_states
    - arch/x86/kernel/fpu/core.c:fpu_reset_fpregs
    - arch/x86/kernel/fpu/core.c:fpu_clone
    - arch/x86/kernel/fpu/core.c:fpu_sync_fpstate
    - arch/x86/kernel/fpu/core.c:fpu_swap_kvm_fpstate
    - arch/x86/kernel/fpu/core.c:fpu_update_guest_xfd
  

  In arch/x86/kernel/fpu/signal.c (ffffffff8106b8c4)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu_restore_sig
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:restore_fpregs_from_user
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff8106c7ea)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  

  In arch/x86/kernel/shstk.c (ffffffff810cadae)
  Location: arch/x86/include/asm/fpu/api.h:77
  Inline: True
  Inline callers:
    - arch/x86/kernel/shstk.c:shstk_prctl
    - arch/x86/kernel/shstk.c:wrss_control
    - arch/x86/kernel/shstk.c:restore_signal_shadow_stack
    - arch/x86/kernel/shstk.c:restore_signal_shadow_stack
    - arch/x86/kernel/shstk.c:setup_signal_shadow_stack
    - arch/x86/kernel/shstk.c:setup_signal_shadow_stack
    - arch/x86/kernel/shstk.c:shstk_setup
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff8103eda5)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff8103fa68)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff8104071c)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff8108d82a)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

• In azure: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff8102e5a5)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff8102f268)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff8102fefc)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff8107c35a)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

• In gcp: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff8103ebe5)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff8103f8a8)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff8104055c)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff8108d7da)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

• In lowlatency: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In arch/x86/kernel/fpu/core.c (ffffffff8103fe90)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/core.c:fpu__clear
    - arch/x86/kernel/fpu/core.c:fpu__copy
    - arch/x86/kernel/fpu/core.c:fpu__save
  

  In arch/x86/kernel/fpu/signal.c (ffffffff81040f18)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:__fpu__restore_sig
    - arch/x86/kernel/fpu/signal.c:copy_fpstate_to_sigframe
    - arch/x86/kernel/fpu/signal.c:save_fsave_header
  

  In arch/x86/kernel/fpu/xstate.c (ffffffff81041932)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/kernel/fpu/xstate.c:arch_set_user_pkey_access
  

  In arch/x86/mm/pkeys.c (ffffffff8108fba1)
  Location: arch/x86/include/asm/fpu/api.h:39
  Inline: True
  Inline callers:
    - arch/x86/mm/pkeys.c:copy_init_pkru_to_fpregs
  

Differences