website-function

Function: __do_page_cache_readahead

Status

Regular

• In 4.4: ✅

  int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff8119bdd0)
  Location: mm/readahead.c:152
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff8119bdd0-ffffffff8119bffa: __do_page_cache_readahead (STB_GLOBAL)
  

• In 4.8: ✅

  int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff811b0f70)
  Location: mm/readahead.c:150
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff811b0f70-ffffffff811b11f6: __do_page_cache_readahead (STB_GLOBAL)
  

• In 4.10: ✅

  int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff811c1560)
  Location: mm/readahead.c:150
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff811c1560-ffffffff811c17d4: __do_page_cache_readahead (STB_GLOBAL)
  

• In 4.13: ✅

  int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff811c9800)
  Location: mm/readahead.c:150
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff811c9800-ffffffff811c9a78: __do_page_cache_readahead (STB_GLOBAL)
  

• In 4.15: ✅

  int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff811de680)
  Location: mm/readahead.c:150
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff811de680-ffffffff811de936: __do_page_cache_readahead (STB_GLOBAL)
  

• In 4.18: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff811ffef0)
  Location: mm/readahead.c:150
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff811ffef0-ffffffff8120007e: __do_page_cache_readahead (STB_GLOBAL)
  

• In 5.0: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff812127c0)
  Location: mm/readahead.c:152
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff812127c0-ffffffff8121294b: __do_page_cache_readahead (STB_GLOBAL)
  

• In 5.3: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff812221b0)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff812221b0-ffffffff81222343: __do_page_cache_readahead (STB_GLOBAL)
  

• In 5.4: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff8122fc60)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff8122fc60-ffffffff8122fdf3: __do_page_cache_readahead (STB_GLOBAL)
  

• In 5.8: Selective Inline ⚠️

  void __do_page_cache_readahead(struct address_space *mapping, struct file *file, long unsigned int index, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff8125d130)
  Location: mm/readahead.c:255
  Inline: True
  Inline callers:
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
  Direct callers:
    - mm/filemap.c:do_sync_mmap_readahead
  

  Symbols:

  ffffffff8125d3f0-ffffffff8125d428: __do_page_cache_readahead (STB_GLOBAL)
  

• 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: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffff8000102bf4e0)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffff8000102bf4e0-ffff8000102bf6a4: __do_page_cache_readahead (STB_GLOBAL)
  

• In armhf: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (c04eaf2c)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  c04eaf2c-c04eb148: __do_page_cache_readahead (STB_GLOBAL)
  

• In ppc64el: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (c000000000378150)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  c000000000378150-c000000000378410: __do_page_cache_readahead (STB_GLOBAL)
  

• In riscv64: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffe0001e165a)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffe0001e165a-ffffffe0001e1796: __do_page_cache_readahead (STB_GLOBAL)
  

Flavor

• In aws: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff812282b0)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff812282b0-ffffffff81228443: __do_page_cache_readahead (STB_GLOBAL)
  

• In azure: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff8121b3f0)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff8121b3f0-ffffffff8121b583: __do_page_cache_readahead (STB_GLOBAL)
  

• In gcp: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff81226050)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff81226050-ffffffff812261e3: __do_page_cache_readahead (STB_GLOBAL)
  

• In lowlatency: ✅

  unsigned int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, long unsigned int offset, long unsigned int nr_to_read, long unsigned int lookahead_size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/readahead.c (ffffffff81235350)
  Location: mm/readahead.c:155
  Inline: False
  Direct callers:
    - mm/filemap.c:filemap_fault
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:ondemand_readahead
    - mm/readahead.c:force_page_cache_readahead
    - mm/readahead.c:force_page_cache_readahead
  

  Symbols:

  ffffffff81235350-ffffffff812354e3: __do_page_cache_readahead (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 ✅
• Changed between 4.15 and 4.18 ⚠️

  • Return type changed. int ➡️ unsigned int
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• Changed between 5.4 and 5.8 ⚠️

  • Param added. struct file *file
  • Param added. long unsigned int index
  • Param removed. struct file *filp
  • Param removed. long unsigned int offset
  • Return type changed. unsigned int ➡️ void

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 ✅