DepSurf

Function: fixup_user_fault

Status

Regular

• In 4.4: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff811bb500)
  Location: mm/gup.c:587
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff811bb500-ffffffff811bb5bc: fixup_user_fault (STB_GLOBAL)
  

• In 4.8: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff811d5f10)
  Location: mm/gup.c:678
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff811d5f10-ffffffff811d6013: fixup_user_fault (STB_GLOBAL)
  

• In 4.10: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff811e46a0)
  Location: mm/gup.c:689
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff811e46a0-ffffffff811e483b: fixup_user_fault (STB_GLOBAL)
  

• In 4.13: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff811eeb00)
  Location: mm/gup.c:772
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff811eeb00-ffffffff811eec7b: fixup_user_fault (STB_GLOBAL)
  

• In 4.15: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81204fe0)
  Location: mm/gup.c:797
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff81204fe0-ffffffff8120515c: fixup_user_fault (STB_GLOBAL)
  

• In 4.18: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81225f20)
  Location: mm/gup.c:816
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff81225f20-ffffffff8122609d: fixup_user_fault (STB_GLOBAL)
  

• In 5.0: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81239690)
  Location: mm/gup.c:841
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff81239690-ffffffff8123980d: fixup_user_fault (STB_GLOBAL)
  

• In 5.3: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff8124a720)
  Location: mm/gup.c:957
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff8124a720-ffffffff8124a8a8: fixup_user_fault (STB_GLOBAL)
  

• In 5.4: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81258bf0)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff81258bf0-ffffffff81258d78: fixup_user_fault (STB_GLOBAL)
  

• In 5.8: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81287700)
  Location: mm/gup.c:1217
  Inline: False
  Direct callers:
    - kernel/futex.c:futex_unlock_pi
    - kernel/futex.c:futex_lock_pi
    - kernel/futex.c:fixup_pi_state_owner
    - kernel/futex.c:futex_requeue
    - kernel/futex.c:futex_wake_op
    - drivers/vfio/vfio_iommu_type1.c:vaddr_get_pfn
  

  Symbols:

  ffffffff81287700-ffffffff81287888: fixup_user_fault (STB_GLOBAL)
  

• In 5.11: ✅

  int fixup_user_fault(struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81291550)
  Location: mm/gup.c:1171
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
    - drivers/vfio/vfio_iommu_type1.c:follow_fault_pfn
  

  Symbols:

  ffffffff81291550-ffffffff812916cc: fixup_user_fault (STB_GLOBAL)
  

• In 5.13: ✅

  int fixup_user_fault(struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81296a70)
  Location: mm/gup.c:1256
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
    - drivers/vfio/vfio_iommu_type1.c:follow_fault_pfn
  

  Symbols:

  ffffffff81296a70-ffffffff81296be9: fixup_user_fault (STB_GLOBAL)
  

• In 5.15: ✅

  int fixup_user_fault(struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff812d7470)
  Location: mm/gup.c:1284
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
    - drivers/vfio/vfio_iommu_type1.c:follow_fault_pfn
  

  Symbols:

  ffffffff812d7470-ffffffff812d75d8: fixup_user_fault (STB_GLOBAL)
  

• In 5.19: ✅

  int fixup_user_fault(struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81337100)
  Location: mm/gup.c:1308
  Inline: False
  Direct callers:
    - kernel/futex/core.c:fault_in_user_writeable
    - mm/gup.c:fault_in_safe_writeable
    - drivers/vfio/vfio_iommu_type1.c:vaddr_get_pfns
  

  Symbols:

  ffffffff81337100-ffffffff8133728a: fixup_user_fault (STB_GLOBAL)
  

• In 6.2: ✅

  int fixup_user_fault(struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff813aea90)
  Location: mm/gup.c:1261
  Inline: False
  Direct callers:
    - kernel/futex/core.c:fault_in_user_writeable
    - mm/gup.c:fault_in_safe_writeable
  

  Symbols:

  ffffffff813aea90-ffffffff813aec52: fixup_user_fault (STB_GLOBAL)
  

• In 6.5: ✅

  int fixup_user_fault(struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff813e2b40)
  Location: mm/gup.c:1366
  Inline: False
  Direct callers:
    - kernel/futex/core.c:fault_in_user_writeable
    - kernel/trace/trace_events_user.c:user_event_mm_fault_in
    - mm/gup.c:fault_in_safe_writeable
  

  Symbols:

  ffffffff813e2b40-ffffffff813e2d0b: fixup_user_fault (STB_GLOBAL)
  

• In 6.8: ✅

  int fixup_user_fault(struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff8140d380)
  Location: mm/gup.c:1381
  Inline: False
  Direct callers:
    - kernel/futex/core.c:fault_in_user_writeable
    - kernel/trace/trace_events_user.c:user_event_mm_fault_in
    - mm/gup.c:fault_in_safe_writeable
  

  Symbols:

  ffffffff8140d380-ffffffff8140d54b: fixup_user_fault (STB_GLOBAL)
  

Arch

• In arm64: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffff8000102f0b00)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - virt/kvm/kvm_main.c:__gfn_to_pfn_memslot
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffff8000102f0b00-ffff8000102f0c40: fixup_user_fault (STB_GLOBAL)
  

• In armhf: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (c0513f70)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  c0513f70-c0514094: fixup_user_fault (STB_GLOBAL)
  

• In ppc64el: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (c0000000003b5600)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  c0000000003b5600-c0000000003b57ac: fixup_user_fault (STB_GLOBAL)
  

• In riscv64: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffe000204250)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffe000204250-ffffffe00020435a: fixup_user_fault (STB_GLOBAL)
  

Flavor

• In aws: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81251240)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff81251240-ffffffff812513c8: fixup_user_fault (STB_GLOBAL)
  

• In azure: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff81244130)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff81244130-ffffffff812442b8: fixup_user_fault (STB_GLOBAL)
  

• In gcp: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff8124efe0)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff8124efe0-ffffffff8124f168: fixup_user_fault (STB_GLOBAL)
  

• In lowlatency: ✅

  int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, long unsigned int address, unsigned int fault_flags, bool *unlocked);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/gup.c (ffffffff8125e950)
  Location: mm/gup.c:958
  Inline: False
  Direct callers:
    - kernel/futex.c:fault_in_user_writeable
  

  Symbols:

  ffffffff8125e950-ffffffff8125ead8: fixup_user_fault (STB_GLOBAL)
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Param added. bool *unlocked
• 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 ✅
• Changed between 5.8 and 5.11 ⚠️

  • Param removed. struct task_struct *tsk
  • Param reordered. tsk, mm, address, fault_flags, unlocked ➡️ mm, address, fault_flags, unlocked
• 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

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

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 ✅