DepSurf

Function: native_write_cr4

Status

Regular

• In 4.4: Duplicate, Selective Inline ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Static Duplication

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/xen/enlighten.c (ffffffff8101bac6)
  Location: arch/x86/include/asm/special_insns.h:82
  Inline: True
  Inline callers:
    - arch/x86/xen/enlighten.c:xen_write_cr4
  

  In arch/x86/kernel/cpu/microcode/intel.c (ffffffff8104d545)
  Location: arch/x86/include/asm/special_insns.h:82
  Inline: True
  

  In arch/x86/kernel/paravirt.c (ffffffff81064560)
  Location: arch/x86/include/asm/special_insns.h:82
  Inline: True
  Inline callers:
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81064560-ffffffff81064569: native_write_cr4 (STB_LOCAL)
  

• In 4.8: Duplicate, Selective Inline ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Static Duplication

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/xen/enlighten.c (ffffffff8101aec0)
  Location: arch/x86/include/asm/special_insns.h:82
  Inline: True
  Inline callers:
    - arch/x86/xen/enlighten.c:xen_write_cr4
  

  In arch/x86/kernel/cpu/microcode/intel.c (ffffffff8104dd68)
  Location: arch/x86/include/asm/special_insns.h:82
  Inline: True
  Inline callers:
    - arch/x86/kernel/cpu/microcode/intel.c:apply_microcode_early
    - arch/x86/kernel/cpu/microcode/intel.c:apply_microcode_early
  

  In arch/x86/kernel/paravirt.c (ffffffff810645e5)
  Location: arch/x86/include/asm/special_insns.h:82
  Inline: True
  Inline callers:
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff810641b0-ffffffff810641b9: native_write_cr4 (STB_LOCAL)
  

• In 4.10: Duplicate, Selective Inline ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Static Duplication

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/xen/enlighten.c (ffffffff8101b5f0)
  Location: arch/x86/include/asm/special_insns.h:74
  Inline: True
  Inline callers:
    - arch/x86/xen/enlighten.c:xen_write_cr4
  

  In arch/x86/kernel/cpu/microcode/intel.c (ffffffff810506eb)
  Location: arch/x86/include/asm/special_insns.h:74
  Inline: True
  Inline callers:
    - arch/x86/kernel/cpu/microcode/intel.c:apply_microcode_early
    - arch/x86/kernel/cpu/microcode/intel.c:apply_microcode_early
  

  In arch/x86/kernel/paravirt.c (ffffffff81067ac5)
  Location: arch/x86/include/asm/special_insns.h:74
  Inline: True
  Inline callers:
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff810676a0-ffffffff810676a9: native_write_cr4 (STB_LOCAL)
  

• In 4.13: Duplicate, Selective Inline ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Static Duplication

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/xen/enlighten_pv.c (ffffffff8101e670)
  Location: arch/x86/include/asm/special_insns.h:74
  Inline: True
  Inline callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
  

  In arch/x86/kernel/cpu/microcode/intel.c (ffffffff81050529)
  Location: arch/x86/include/asm/special_insns.h:74
  Inline: True
  Inline callers:
    - arch/x86/kernel/cpu/microcode/intel.c:apply_microcode_early
    - arch/x86/kernel/cpu/microcode/intel.c:apply_microcode_early
  

  In arch/x86/kernel/paravirt.c (ffffffff81066d58)
  Location: arch/x86/include/asm/special_insns.h:74
  Inline: True
  Inline callers:
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81066960-ffffffff81066969: native_write_cr4 (STB_LOCAL)
  

• In 4.15: Duplicate, Selective Inline ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Static Duplication

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/xen/enlighten_pv.c (ffffffff8101f390)
  Location: arch/x86/include/asm/special_insns.h:75
  Inline: True
  Inline callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
  

  In arch/x86/kernel/paravirt.c (ffffffff8106ae98)
  Location: arch/x86/include/asm/special_insns.h:75
  Inline: True
  Inline callers:
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff8106ab20-ffffffff8106ab29: native_write_cr4 (STB_LOCAL)
  

• In 4.18: Duplicate, Selective Inline ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Static Duplication

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/xen/enlighten_pv.c (ffffffff8101fe65)
  Location: arch/x86/include/asm/special_insns.h:75
  Inline: True
  Inline callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
  

  In arch/x86/kernel/paravirt.c (ffffffff8106db4f)
  Location: arch/x86/include/asm/special_insns.h:75
  Inline: True
  Inline callers:
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff8106d800-ffffffff8106d809: native_write_cr4 (STB_LOCAL)
  

• In 5.0: Duplicate, Selective Inline ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Static Duplication

  Inline: Selective

  Transformation: False

  Instances:

  In arch/x86/xen/enlighten_pv.c (ffffffff8101f6e5)
  Location: arch/x86/include/asm/special_insns.h:75
  Inline: True
  Inline callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
  

  In arch/x86/kernel/paravirt.c (ffffffff81073b9f)
  Location: arch/x86/include/asm/special_insns.h:75
  Inline: True
  Inline callers:
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff810739a0-ffffffff810739a9: native_write_cr4 (STB_LOCAL)
  

• In 5.3: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff81045870)
  Location: arch/x86/kernel/cpu/common.c:391
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81045870-ffffffff810458c4: native_write_cr4 (STB_GLOBAL)
  

• In 5.4: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff81045fc0)
  Location: arch/x86/kernel/cpu/common.c:391
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81045fc0-ffffffff81046014: native_write_cr4 (STB_GLOBAL)
  

• In 5.8: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff8104a1c0)
  Location: arch/x86/kernel/cpu/common.c:375
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/mm/tlb.c:native_flush_tlb_global
    - arch/x86/mm/tlb.c:native_flush_tlb_global
  

  Symbols:

  ffffffff8104a1c0-ffffffff8104a21b: native_write_cr4 (STB_GLOBAL)
  

• In 5.11: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff81049660)
  Location: arch/x86/kernel/cpu/common.c:377
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/mm/tlb.c:native_flush_tlb_global
    - arch/x86/mm/tlb.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81049660-ffffffff810496bb: native_write_cr4 (STB_GLOBAL)
  

• In 5.13: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff8104ade0)
  Location: arch/x86/kernel/cpu/common.c:376
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/mm/tlb.c:native_flush_tlb_global
    - arch/x86/mm/tlb.c:native_flush_tlb_global
  

  Symbols:

  ffffffff8104ade0-ffffffff8104ae3b: native_write_cr4 (STB_GLOBAL)
  

• In 5.15: Transformation ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In arch/x86/kernel/cpu/common.c (0)
  Location: arch/x86/kernel/cpu/common.c:384
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/mm/tlb.c:native_flush_tlb_global
    - arch/x86/mm/tlb.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81c9a9dd-ffffffff81c9a9f1: native_write_cr4.cold (STB_LOCAL)
  ffffffff81051e70-ffffffff81051edf: native_write_cr4 (STB_GLOBAL)
  

• In 5.19: Transformation ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In arch/x86/kernel/cpu/common.c (0)
  Location: arch/x86/kernel/cpu/common.c:440
  Inline: False
  Direct callers:
    - arch/x86/kernel/head64.c:x86_64_start_kernel
    - arch/x86/kernel/head64.c:x86_64_start_kernel
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/mm/tlb.c:native_flush_tlb_global
    - arch/x86/mm/tlb.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81e49e64-ffffffff81e49e79: native_write_cr4.cold (STB_LOCAL)
  ffffffff8105d750-ffffffff8105d7cd: native_write_cr4 (STB_GLOBAL)
  

• In 6.2: Transformation ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In arch/x86/kernel/cpu/common.c (0)
  Location: arch/x86/kernel/cpu/common.c:441
  Inline: False
  Direct callers:
    - arch/x86/kernel/head64.c:x86_64_start_kernel
    - arch/x86/kernel/head64.c:x86_64_start_kernel
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/mm/tlb.c:native_flush_tlb_global
    - arch/x86/mm/tlb.c:native_flush_tlb_global
  

  Symbols:

  ffffffff820528c8-ffffffff820528dd: native_write_cr4.cold (STB_LOCAL)
  ffffffff8106bc80-ffffffff8106bcfd: native_write_cr4 (STB_GLOBAL)
  

• In 6.5: Transformation ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In arch/x86/kernel/cpu/common.c (0)
  Location: arch/x86/kernel/cpu/common.c:429
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/kernel/head64.c:x86_64_start_kernel
    - arch/x86/kernel/head64.c:x86_64_start_kernel
    - arch/x86/mm/tlb.c:native_flush_tlb_global
    - arch/x86/mm/tlb.c:native_flush_tlb_global
  

  Symbols:

  ffffffff820d0d83-ffffffff820d0d98: native_write_cr4.cold (STB_LOCAL)
  ffffffff8106d630-ffffffff8106d6ad: native_write_cr4 (STB_GLOBAL)
  

• In 6.8: Transformation ⚠️

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In arch/x86/kernel/cpu/common.c (0)
  Location: arch/x86/kernel/cpu/common.c:410
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/kernel/head64.c:x86_64_start_kernel
    - arch/x86/kernel/head64.c:x86_64_start_kernel
    - arch/x86/mm/tlb.c:native_flush_tlb_global
    - arch/x86/mm/tlb.c:native_flush_tlb_global
  

  Symbols:

  ffffffff821ab8a7-ffffffff821ab8bc: native_write_cr4.cold (STB_LOCAL)
  ffffffff81074880-ffffffff810748fd: native_write_cr4 (STB_GLOBAL)
  

Arch

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

Flavor

• In aws: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff81046140)
  Location: arch/x86/kernel/cpu/common.c:391
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81046140-ffffffff81046194: native_write_cr4 (STB_GLOBAL)
  

• In azure: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff81035400)
  Location: arch/x86/kernel/cpu/common.c:391
  Inline: False
  Direct callers:
    - arch/x86/events/core.c:refresh_pce
    - arch/x86/kernel/process.c:__switch_to_xtra
    - arch/x86/kernel/process.c:set_tsc_mode
    - arch/x86/kernel/process.c:disable_TSC
    - arch/x86/kernel/fpu/init.c:fpu__init_cpu_generic
    - arch/x86/kernel/fpu/xstate.c:fpu__init_system_xstate
    - arch/x86/kernel/cpu/common.c:cpu_init
    - arch/x86/kernel/cpu/common.c:identify_cpu
    - arch/x86/kernel/cpu/common.c:identify_cpu
    - arch/x86/kernel/cpu/common.c:identify_cpu
    - arch/x86/kernel/cpu/common.c:identify_cpu
    - arch/x86/kernel/cpu/common.c:identify_cpu
    - arch/x86/kernel/cpu/common.c:cr4_init
    - arch/x86/kernel/cpu/mtrr/generic.c:post_set
    - arch/x86/kernel/cpu/mtrr/generic.c:prepare_set
    - arch/x86/kernel/reboot.c:native_machine_emergency_restart
    - arch/x86/kernel/reboot.c:vmxoff_nmi
    - arch/x86/kernel/smp.c:smp_reboot_interrupt
    - arch/x86/kernel/crash.c:native_machine_crash_shutdown
    - arch/x86/kernel/crash.c:kdump_nmi_callback
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/mm/init.c:cr4_set_bits
    - arch/x86/mm/tlb.c:switch_mm_irqs_off
    - arch/x86/power/cpu.c:restore_processor_state
  

  Symbols:

  ffffffff81035400-ffffffff81035454: native_write_cr4 (STB_GLOBAL)
  

• In gcp: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff81045f80)
  Location: arch/x86/kernel/cpu/common.c:391
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81045f80-ffffffff81045fd4: native_write_cr4 (STB_GLOBAL)
  

• In lowlatency: ✅

  void native_write_cr4(long unsigned int val);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/kernel/cpu/common.c (ffffffff81047380)
  Location: arch/x86/kernel/cpu/common.c:391
  Inline: False
  Direct callers:
    - arch/x86/xen/enlighten_pv.c:xen_write_cr4
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
    - arch/x86/kernel/paravirt.c:native_flush_tlb_global
  

  Symbols:

  ffffffff81047380-ffffffff810473d4: native_write_cr4 (STB_GLOBAL)
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• 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 ✅
• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• 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 ✅