DepSurf

Function: downgrade_write

Status

Regular

• In 4.4: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810c9fd0)
  Location: kernel/locking/rwsem.c:102
  Inline: False
  Direct callers:
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810c9fd0-ffffffff810c9ffb: downgrade_write (STB_GLOBAL)
  

• In 4.8: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810ce910)
  Location: kernel/locking/rwsem.c:124
  Inline: False
  Direct callers:
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810ce910-ffffffff810ce942: downgrade_write (STB_GLOBAL)
  

• In 4.10: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810d5550)
  Location: kernel/locking/rwsem.c:124
  Inline: False
  Direct callers:
    - fs/proc/task_mmu.c:clear_refs_write
    - fs/ext4/file.c:ext4_file_write_iter
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810d5550-ffffffff810d5582: downgrade_write (STB_GLOBAL)
  

• In 4.13: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810d4520)
  Location: kernel/locking/rwsem.c:125
  Inline: False
  Direct callers:
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810d4520-ffffffff810d4552: downgrade_write (STB_GLOBAL)
  

• In 4.15: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810dc480)
  Location: kernel/locking/rwsem.c:142
  Inline: False
  Direct callers:
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810dc480-ffffffff810dc4b2: downgrade_write (STB_GLOBAL)
  

• In 4.18: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810e4ac0)
  Location: kernel/locking/rwsem.c:144
  Inline: False
  Direct callers:
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810e4ac0-ffffffff810e4af5: downgrade_write (STB_GLOBAL)
  

• In 5.0: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810f00f0)
  Location: kernel/locking/rwsem.c:145
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810f00f0-ffffffff810f0124: downgrade_write (STB_GLOBAL)
  

• In 5.3: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810f7d70)
  Location: kernel/locking/rwsem.c:1560
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810f7d70-ffffffff810f7e36: downgrade_write (STB_GLOBAL)
  

• In 5.4: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff81103ba0)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff81103ba0-ffffffff81103c66: downgrade_write (STB_GLOBAL)
  

• In 5.8: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8110e730)
  Location: kernel/locking/rwsem.c:1591
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff8110e730-ffffffff8110e7f6: downgrade_write (STB_GLOBAL)
  

• In 5.11: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8110b9b0)
  Location: kernel/locking/rwsem.c:1466
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff8110b9b0-ffffffff8110ba76: downgrade_write (STB_GLOBAL)
  

• In 5.13: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8110d7d0)
  Location: kernel/locking/rwsem.c:1466
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff8110d7d0-ffffffff8110d896: downgrade_write (STB_GLOBAL)
  

• In 5.15: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8112d030)
  Location: kernel/locking/rwsem.c:1583
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - mm/sparse-vmemmap.c:vmemmap_remap_free
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff8112d030-ffffffff8112d0f6: downgrade_write (STB_GLOBAL)
  

• In 5.19: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8114e340)
  Location: kernel/locking/rwsem.c:1612
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff8114e340-ffffffff8114e410: downgrade_write (STB_GLOBAL)
  

• In 6.2: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8117d2d0)
  Location: kernel/locking/rwsem.c:1633
  Inline: False
  Direct callers:
    - mm/mmap.c:do_mas_align_munmap
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff8117d2d0-ffffffff8117d3a0: downgrade_write (STB_GLOBAL)
  

• In 6.5: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8118df80)
  Location: kernel/locking/rwsem.c:1633
  Inline: False
  Direct callers:
    - mm/memory.c:lock_mm_and_find_vma
    - mm/mmap.c:do_vmi_align_munmap
    - mm/mmap.c:expand_stack
    - fs/exec.c:get_arg_page
    - fs/readdir.c:wrap_directory_iterator
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff8118df80-ffffffff8118e071: downgrade_write (STB_GLOBAL)
  

• In 6.8: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff8119c930)
  Location: kernel/locking/rwsem.c:1639
  Inline: False
  Direct callers:
    - mm/memory.c:lock_mm_and_find_vma
    - mm/mmap.c:do_vmi_align_munmap
    - mm/mmap.c:expand_stack
    - fs/exec.c:get_arg_page
    - fs/readdir.c:wrap_directory_iterator
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff8119c930-ffffffff8119ca21: downgrade_write (STB_GLOBAL)
  

Arch

• In arm64: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffff800010169678)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffff800010169678-ffff8000101697d8: downgrade_write (STB_GLOBAL)
  

• In armhf: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (c03b55d0)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  c03b55d0-c03b56c4: downgrade_write (STB_GLOBAL)
  

• In ppc64el: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (c0000000001c0e80)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  c0000000001c0e80-c0000000001c0fb8: downgrade_write (STB_GLOBAL)
  

• In riscv64: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffe00010aa4e)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffe00010aa4e-ffffffe00010aaf4: downgrade_write (STB_GLOBAL)
  

Flavor

• In aws: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810fceb0)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810fceb0-ffffffff810fcf76: downgrade_write (STB_GLOBAL)
  

• In azure: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810ed0c0)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810ed0c0-ffffffff810ed186: downgrade_write (STB_GLOBAL)
  

• In gcp: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff810fa070)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff810fa070-ffffffff810fa136: downgrade_write (STB_GLOBAL)
  

• In lowlatency: ✅

  void downgrade_write(struct rw_semaphore *sem);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/locking/rwsem.c (ffffffff811051e0)
  Location: kernel/locking/rwsem.c:1594
  Inline: False
  Direct callers:
    - mm/mmap.c:__do_munmap
    - fs/proc/task_mmu.c:clear_refs_write
    - security/keys/key.c:unregister_key_type
  

  Symbols:

  ffffffff811051e0-ffffffff811052a6: downgrade_write (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

• 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 ✅