DepSurf

Function: folio_needs_cow_for_dma

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: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: Absent ⚠️
• In 6.2: Absent ⚠️
• In 6.5: Absent ⚠️
• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In mm/memory.c (ffffffff8141856f)
  Location: include/linux/mm.h:1967
  Inline: True
  Inline callers:
    - mm/memory.c:copy_present_pte
  

  In mm/hugetlb.c (ffffffff8147c29d)
  Location: include/linux/mm.h:1967
  Inline: True
  Inline callers:
    - mm/hugetlb.c:copy_hugetlb_page_range
  

  In mm/huge_memory.c (ffffffff814a62ca)
  Location: include/linux/mm.h:1967
  Inline: True
  Inline callers:
    - mm/huge_memory.c:copy_huge_pmd
  

Arch

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

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences