DepSurf

Function: ext4_read_bh

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: Selective Inline ⚠️

  int ext4_read_bh(struct buffer_head *bh, int op_flags, bh_end_io_t *end_io);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In fs/ext4/super.c (ffffffff81444e00)
  Location: fs/ext4/super.c:173
  Inline: True
  Direct callers:
    - fs/ext4/extents.c:__read_extent_tree_block
    - fs/ext4/ialloc.c:ext4_read_inode_bitmap
    - fs/ext4/indirect.c:ext4_get_branch
    - fs/ext4/mmp.c:read_mmp_block
    - fs/ext4/move_extent.c:mext_page_mkuptodate
  

  Symbols:

  ffffffff81444e00-ffffffff81444ea4: ext4_read_bh (STB_GLOBAL)
  

• In 5.13: Selective Inline ⚠️

  int ext4_read_bh(struct buffer_head *bh, int op_flags, bh_end_io_t *end_io);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In fs/ext4/super.c (ffffffff8144a720)
  Location: fs/ext4/super.c:173
  Inline: True
  Direct callers:
    - fs/ext4/extents.c:__read_extent_tree_block
    - fs/ext4/ialloc.c:ext4_read_inode_bitmap
    - fs/ext4/indirect.c:ext4_get_branch
    - fs/ext4/mmp.c:read_mmp_block
    - fs/ext4/move_extent.c:mext_page_mkuptodate
  

  Symbols:

  ffffffff8144a720-ffffffff8144a7c4: ext4_read_bh (STB_GLOBAL)
  

• In 5.15: Selective Inline ⚠️

  int ext4_read_bh(struct buffer_head *bh, int op_flags, bh_end_io_t *end_io);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In fs/ext4/super.c (ffffffff8149e1f0)
  Location: fs/ext4/super.c:170
  Inline: True
  Direct callers:
    - fs/ext4/extents.c:__read_extent_tree_block
    - fs/ext4/ialloc.c:ext4_read_inode_bitmap
    - fs/ext4/indirect.c:ext4_get_branch
    - fs/ext4/mmp.c:read_mmp_block
    - fs/ext4/move_extent.c:mext_page_mkuptodate
  

  Symbols:

  ffffffff8149e1f0-ffffffff8149e28d: ext4_read_bh (STB_GLOBAL)
  

• In 5.19: ✅

  int ext4_read_bh(struct buffer_head *bh, int op_flags, bh_end_io_t *end_io);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/ext4/super.c (ffffffff815247d0)
  Location: fs/ext4/super.c:189
  Inline: False
  Direct callers:
    - fs/ext4/extents.c:__read_extent_tree_block
    - fs/ext4/ialloc.c:ext4_read_inode_bitmap
    - fs/ext4/indirect.c:ext4_get_branch
    - fs/ext4/mmp.c:read_mmp_block
    - fs/ext4/move_extent.c:mext_page_mkuptodate
  

  Symbols:

  ffffffff815247d0-ffffffff81524870: ext4_read_bh (STB_GLOBAL)
  

• In 6.2: ✅

  int ext4_read_bh(struct buffer_head *bh, blk_opf_t op_flags, bh_end_io_t *end_io);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/ext4/super.c (ffffffff815c1c30)
  Location: fs/ext4/super.c:189
  Inline: False
  Direct callers:
    - fs/ext4/extents.c:__read_extent_tree_block
    - fs/ext4/ialloc.c:ext4_read_inode_bitmap
    - fs/ext4/ialloc.c:ext4_read_inode_bitmap
    - fs/ext4/indirect.c:ext4_get_branch
    - fs/ext4/mmp.c:read_mmp_block
    - fs/ext4/move_extent.c:mext_page_mkuptodate
  

  Symbols:

  ffffffff815c1c30-ffffffff815c1cc3: ext4_read_bh (STB_GLOBAL)
  

• In 6.5: ✅

  int ext4_read_bh(struct buffer_head *bh, blk_opf_t op_flags, bh_end_io_t *end_io);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/ext4/super.c (ffffffff815f93b0)
  Location: fs/ext4/super.c:189
  Inline: False
  Direct callers:
    - fs/ext4/extents.c:__read_extent_tree_block
    - fs/ext4/ialloc.c:ext4_read_inode_bitmap
    - fs/ext4/indirect.c:ext4_get_branch
    - fs/ext4/mmp.c:read_mmp_block
    - fs/ext4/move_extent.c:mext_page_mkuptodate
  

  Symbols:

  ffffffff815f93b0-ffffffff815f9441: ext4_read_bh (STB_GLOBAL)
  

• In 6.8: ✅

  int ext4_read_bh(struct buffer_head *bh, blk_opf_t op_flags, bh_end_io_t *end_io);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/ext4/super.c (ffffffff81631f40)
  Location: fs/ext4/super.c:190
  Inline: False
  Direct callers:
    - fs/ext4/extents.c:__read_extent_tree_block
    - fs/ext4/ialloc.c:ext4_read_inode_bitmap
    - fs/ext4/indirect.c:ext4_get_branch
    - fs/ext4/mmp.c:read_mmp_block
    - fs/ext4/move_extent.c:mext_page_mkuptodate
  

  Symbols:

  ffffffff81631f40-ffffffff81631fd1: ext4_read_bh (STB_GLOBAL)
  

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

• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• Changed between 5.19 and 6.2 ⚠️

  • Param type changed. int op_flags ➡️ blk_opf_t op_flags
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅