website-function

Function: page_poisoning_enabled

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: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff81262b05)
  Location: mm/page_poison.c:20
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - mm/page_alloc.c:get_page_from_freelist
    - mm/page_alloc.c:get_page_from_freelist
  

  Symbols:

  ffffffff81262ae0-ffffffff81262af2: page_poisoning_enabled (STB_GLOBAL)
  

• In 5.0: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff81277385)
  Location: mm/page_poison.c:25
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - mm/page_alloc.c:get_page_from_freelist
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
  

  Symbols:

  ffffffff81277360-ffffffff81277372: page_poisoning_enabled (STB_GLOBAL)
  

• In 5.3: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff81292cc5)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffffffff81292ca0-ffffffff81292cb2: page_poisoning_enabled (STB_GLOBAL)
  

• In 5.4: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff812a2a45)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffffffff812a2a20-ffffffff812a2a32: page_poisoning_enabled (STB_GLOBAL)
  

• In 5.8: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff812d7255)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:report_meminit
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - drivers/virtio/virtio_balloon.c:virtballoon_probe
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffffffff812d71a0-ffffffff812d71b2: page_poisoning_enabled (STB_GLOBAL)
  

• In 5.11: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/power/snapshot.c (ffffffff81113548)
  Location: include/linux/mm.h:2922
  Inline: True
  Inline callers:
    - kernel/power/snapshot.c:clear_or_poison_free_pages
  

  In mm/page_alloc.c (ffffffff812bb382)
  Location: include/linux/mm.h:2922
  Inline: True
  Inline callers:
    - mm/page_alloc.c:init_mem_debugging_and_hardening
    - mm/page_alloc.c:init_mem_debugging_and_hardening
    - mm/page_alloc.c:init_mem_debugging_and_hardening
  

• In 5.13: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/power/snapshot.c (ffffffff81113f2a)
  Location: include/linux/mm.h:2919
  Inline: True
  Inline callers:
    - kernel/power/snapshot.c:clear_or_poison_free_pages
  

  In mm/page_alloc.c (ffffffff812c04c5)
  Location: include/linux/mm.h:2919
  Inline: True
  Inline callers:
    - mm/page_alloc.c:init_mem_debugging_and_hardening
  

• In 5.15: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/power/snapshot.c (ffffffff8113400c)
  Location: include/linux/mm.h:2977
  Inline: True
  Inline callers:
    - kernel/power/snapshot.c:clear_or_poison_free_pages
  

  In mm/page_alloc.c (ffffffff81303275)
  Location: include/linux/mm.h:2977
  Inline: True
  Inline callers:
    - mm/page_alloc.c:init_mem_debugging_and_hardening
  

• In 5.19: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/power/snapshot.c (ffffffff81156088)
  Location: include/linux/mm.h:3089
  Inline: True
  Inline callers:
    - kernel/power/snapshot.c:clear_or_poison_free_pages
  

  In mm/page_alloc.c (ffffffff8136ac35)
  Location: include/linux/mm.h:3089
  Inline: True
  Inline callers:
    - mm/page_alloc.c:init_mem_debugging_and_hardening
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/power/snapshot.c (ffffffff8118661c)
  Location: include/linux/mm.h:3281
  Inline: True
  Inline callers:
    - kernel/power/snapshot.c:clear_or_poison_free_pages
  

  In mm/page_alloc.c (ffffffff83ebe935)
  Location: include/linux/mm.h:3281
  Inline: True
  Inline callers:
    - mm/page_alloc.c:init_mem_debugging_and_hardening
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/power/snapshot.c (ffffffff8119778c)
  Location: include/linux/mm.h:3456
  Inline: True
  Inline callers:
    - kernel/power/snapshot.c:clear_or_poison_free_pages
  

  In mm/mm_init.c (ffffffff836e2e3c)
  Location: include/linux/mm.h:3456
  Inline: True
  Inline callers:
    - mm/mm_init.c:mm_core_init
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/power/snapshot.c (ffffffff811a639c)
  Location: include/linux/mm.h:3662
  Inline: True
  Inline callers:
    - kernel/power/snapshot.c:clear_or_poison_free_pages
  

  In mm/mm_init.c (ffffffff839156cc)
  Location: include/linux/mm.h:3662
  Inline: True
  Inline callers:
    - mm/mm_init.c:mm_core_init
  

Arch

• In arm64: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffff800010342ae4)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffff800010342aa0-ffff800010342ac0: page_poisoning_enabled (STB_GLOBAL)
  

• In armhf: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (c05481fc)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:start_kernel
    - init/main.c:start_kernel
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  c05481c4-c05481e8: page_poisoning_enabled (STB_GLOBAL)
  

• In ppc64el: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (c00000000041ff40)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  c00000000041ff10-c00000000041ff2c: page_poisoning_enabled (STB_GLOBAL)
  

• In riscv64: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffe0002366e8)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:start_kernel
    - init/main.c:start_kernel
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffffffe0002366a4-ffffffe0002366c6: page_poisoning_enabled (STB_GLOBAL)
  

Flavor

• In aws: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff8129b025)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffffffff8129b000-ffffffff8129b012: page_poisoning_enabled (STB_GLOBAL)
  

• In azure: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff8128cbe5)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffffffff8128cbc0-ffffffff8128cbd2: page_poisoning_enabled (STB_GLOBAL)
  

• In gcp: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff81298e35)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffffffff81298e10-ffffffff81298e22: page_poisoning_enabled (STB_GLOBAL)
  

• In lowlatency: Selective Inline ⚠️

  bool page_poisoning_enabled();
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/page_poison.c (ffffffff812a8c15)
  Location: mm/page_poison.c:26
  Inline: True
  Inline callers:
    - mm/page_poison.c:kernel_poison_pages
  Direct callers:
    - init/main.c:start_kernel
    - init/main.c:want_init_on_free
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:prep_new_page
    - mm/page_alloc.c:__free_pages_ok
    - mm/page_alloc.c:free_pcp_prepare
    - mm/page_alloc.c:early_init_on_free
    - mm/page_alloc.c:early_init_on_alloc
    - mm/dmapool.c:dma_pool_free
    - mm/dmapool.c:dma_pool_alloc
    - drivers/virtio/virtio_balloon.c:virtballoon_validate
    - net/core/sock.c:sk_prot_alloc
  

  Symbols:

  ffffffff812a8bf0-ffffffff812a8c02: page_poisoning_enabled (STB_GLOBAL)
  

Differences

Regular

• 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 ✅

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 ✅