DepSurf

Function: bdev_direct_access

Status

Regular

• In 4.4: ✅

  long int bdev_direct_access(struct block_device *bdev, sector_t sector, void **addr, long unsigned int *pfn, long int size);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/block_dev.c (ffffffff81247920)
  Location: fs/block_dev.c:467
  Inline: False
  Direct callers:
    - fs/dax.c:__dax_fault
    - fs/dax.c:__dax_fault
    - fs/dax.c:dax_do_io
    - fs/dax.c:dax_zero_page_range
    - fs/dax.c:dax_clear_blocks
  

  Symbols:

  ffffffff81247920-ffffffff812479ef: bdev_direct_access (STB_GLOBAL)
  

• In 4.8: ✅

  long int bdev_direct_access(struct block_device *bdev, struct blk_dax_ctl *dax);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/block_dev.c (ffffffff812700c0)
  Location: fs/block_dev.c:482
  Inline: False
  Direct callers:
    - fs/block_dev.c:bdev_dax_capable
    - fs/block_dev.c:bdev_dax_capable
    - fs/dax.c:dax_map_atomic
    - drivers/md/dm-linear.c:linear_direct_access
    - drivers/md/dm-stripe.c:stripe_direct_access
  

  Symbols:

  ffffffff812700c0-ffffffff812701b5: bdev_direct_access (STB_GLOBAL)
  

• In 4.10: ✅

  long int bdev_direct_access(struct block_device *bdev, struct blk_dax_ctl *dax);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/block_dev.c (ffffffff812832c0)
  Location: fs/block_dev.c:734
  Inline: False
  Direct callers:
    - fs/block_dev.c:bdev_dax_capable
    - fs/block_dev.c:bdev_dax_capable
    - fs/dax.c:dax_map_atomic
    - drivers/md/dm-linear.c:linear_direct_access
    - drivers/md/dm-stripe.c:stripe_direct_access
  

  Symbols:

  ffffffff812832c0-ffffffff812833b5: bdev_direct_access (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 4.4 and 4.8 ⚠️

  • Param added. struct blk_dax_ctl *dax
  • Param removed. sector_t sector
  • Param removed. void **addr
  • Param removed. long unsigned int *pfn
  • Param removed. long int size
• No changes between 4.8 and 4.10 ✅