website-function

Function: zone_can_shift

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: ✅

  int zone_can_shift(long unsigned int pfn, long unsigned int nr_pages, enum zone_type target);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/memory_hotplug.c (ffffffff8120f260)
  Location: mm/memory_hotplug.c:1050
  Inline: False
  Direct callers:
    - mm/memory_hotplug.c:online_pages
    - mm/memory_hotplug.c:online_pages
    - drivers/base/memory.c:show_valid_zones
    - drivers/base/memory.c:show_valid_zones
  

  Symbols:

  ffffffff8120f260-ffffffff8120f3ba: zone_can_shift (STB_GLOBAL)
  

• In 4.10: ✅

  bool zone_can_shift(long unsigned int pfn, long unsigned int nr_pages, enum zone_type target, int *zone_shift);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/memory_hotplug.c (ffffffff81221330)
  Location: mm/memory_hotplug.c:1036
  Inline: False
  Direct callers:
    - mm/memory_hotplug.c:online_pages
    - drivers/base/memory.c:show_valid_zones
    - drivers/base/memory.c:show_valid_zones
  

  Symbols:

  ffffffff81221330-ffffffff812214a3: zone_can_shift (STB_GLOBAL)
  

• 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: Absent ⚠️

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

Regular

• Changed between 4.8 and 4.10 ⚠️

  • Param added. int *zone_shift
  • Return type changed. int ➡️ bool