website-function

Function: dma_direct_alloc_pages

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: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff81118bd0)
  Location: kernel/dma/direct.c:145
  Inline: False
  Direct callers:
    - arch/x86/kernel/amd_gart_64.c:gart_alloc_coherent
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffff81118bd0-ffffffff81118cb4: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 5.3: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff81123060)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - arch/x86/kernel/amd_gart_64.c:gart_alloc_coherent
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffff81123060-ffffffff8112318b: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 5.4: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff8112f4a0)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - arch/x86/kernel/amd_gart_64.c:gart_alloc_coherent
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffff8112f4a0-ffffffff8112f5cb: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 5.8: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff8113e030)
  Location: kernel/dma/direct.c:156
  Inline: False
  Direct callers:
    - arch/x86/kernel/amd_gart_64.c:gart_alloc_coherent
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffff8113e030-ffffffff8113e1cb: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 5.11: ✅

  struct page *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff81138de0)
  Location: kernel/dma/direct.c:279
  Inline: False
  Direct callers:
    - kernel/dma/mapping.c:dma_alloc_pages
  

  Symbols:

  ffffffff81138de0-ffffffff81138f7d: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 5.13: ✅

  struct page *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff81139ec0)
  Location: kernel/dma/direct.c:279
  Inline: False
  Direct callers:
    - kernel/dma/mapping.c:__dma_alloc_pages
  

  Symbols:

  ffffffff81139ec0-ffffffff8113a05d: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 5.15: Transformation ⚠️

  struct page *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In kernel/dma/direct.c (0)
  Location: kernel/dma/direct.c:318
  Inline: False
  Direct callers:
    - kernel/dma/mapping.c:__dma_alloc_pages
  

  Symbols:

  ffffffff81cb03fa-ffffffff81cb0419: dma_direct_alloc_pages.cold (STB_LOCAL)
  ffffffff8115cf20-ffffffff8115d0d2: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 5.19: ✅

  struct page *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff81186d60)
  Location: kernel/dma/direct.c:367
  Inline: False
  Direct callers:
    - kernel/dma/mapping.c:__dma_alloc_pages
  

  Symbols:

  ffffffff81186d60-ffffffff81186f15: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 6.2: ✅

  struct page *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff811c2820)
  Location: kernel/dma/direct.c:367
  Inline: False
  Direct callers:
    - kernel/dma/mapping.c:__dma_alloc_pages
  

  Symbols:

  ffffffff811c2820-ffffffff811c29d5: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 6.5: ✅

  struct page *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff811d5360)
  Location: kernel/dma/direct.c:366
  Inline: False
  Direct callers:
    - kernel/dma/mapping.c:__dma_alloc_pages
  

  Symbols:

  ffffffff811d5360-ffffffff811d5515: dma_direct_alloc_pages (STB_GLOBAL)
  

• In 6.8: ✅

  struct page *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff811ea250)
  Location: kernel/dma/direct.c:355
  Inline: False
  Direct callers:
    - kernel/dma/mapping.c:__dma_alloc_pages
  

  Symbols:

  ffffffff811ea250-ffffffff811ea40b: dma_direct_alloc_pages (STB_GLOBAL)
  

Arch

• In arm64: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffff800010194f08)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffff800010194f08-ffff80001019500c: dma_direct_alloc_pages (STB_GLOBAL)
  

• In armhf: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (c03e1c9c)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  c03e1c9c-c03e1dd8: dma_direct_alloc_pages (STB_GLOBAL)
  

• In ppc64el: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (c0000000001f51e0)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  c0000000001f51e0-c0000000001f5378: dma_direct_alloc_pages (STB_GLOBAL)
  

• In riscv64: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffe000126d4a)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffe000126d4a-ffffffe000126dd8: dma_direct_alloc_pages (STB_GLOBAL)
  

Flavor

• In aws: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff81127ae0)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - arch/x86/kernel/amd_gart_64.c:gart_alloc_coherent
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffff81127ae0-ffffffff81127c0b: dma_direct_alloc_pages (STB_GLOBAL)
  

• In azure: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff8111a4e0)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - arch/x86/kernel/amd_gart_64.c:gart_alloc_coherent
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffff8111a4e0-ffffffff8111a60b: dma_direct_alloc_pages (STB_GLOBAL)
  

• In gcp: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff81125970)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - arch/x86/kernel/amd_gart_64.c:gart_alloc_coherent
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffff81125970-ffffffff81125a9b: dma_direct_alloc_pages (STB_GLOBAL)
  

• In lowlatency: ✅

  void *dma_direct_alloc_pages(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, long unsigned int attrs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/dma/direct.c (ffffffff81131fb0)
  Location: kernel/dma/direct.c:128
  Inline: False
  Direct callers:
    - arch/x86/kernel/amd_gart_64.c:gart_alloc_coherent
    - kernel/dma/direct.c:dma_direct_alloc
  

  Symbols:

  ffffffff81131fb0-ffffffff811320db: dma_direct_alloc_pages (STB_GLOBAL)
  

Differences

Regular

• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• Changed between 5.8 and 5.11 ⚠️

  • Param added. enum dma_data_direction dir
  • Param removed. long unsigned int attrs
  • Param reordered. dev, size, dma_handle, gfp, attrs ➡️ dev, size, dma_handle, dir, gfp
  • Return type changed. void * ➡️ struct page *
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

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 ✅