DepSurf

Function: __rb_allocate_pages

Status

Regular

• In 4.4: ✅

  int __rb_allocate_pages(int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff81148200)
  Location: kernel/trace/ring_buffer.c:1140
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff81148200-ffffffff81148368: __rb_allocate_pages (STB_LOCAL)
  

• In 4.8: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff81150040)
  Location: kernel/trace/ring_buffer.c:1131
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff81150040-ffffffff811501a7: __rb_allocate_pages (STB_LOCAL)
  

• In 4.10: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff8115b170)
  Location: kernel/trace/ring_buffer.c:1129
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff8115b170-ffffffff8115b2d2: __rb_allocate_pages (STB_LOCAL)
  

• In 4.13: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff8115e060)
  Location: kernel/trace/ring_buffer.c:1131
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff8115e060-ffffffff8115e1ad: __rb_allocate_pages (STB_LOCAL)
  

• In 4.15: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff8116b010)
  Location: kernel/trace/ring_buffer.c:1134
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff8116b010-ffffffff8116b159: __rb_allocate_pages (STB_LOCAL)
  

• In 4.18: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff8117a080)
  Location: kernel/trace/ring_buffer.c:1163
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff8117a080-ffffffff8117a29a: __rb_allocate_pages (STB_LOCAL)
  

• In 5.0: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff81187050)
  Location: kernel/trace/ring_buffer.c:1211
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff81187050-ffffffff81187267: __rb_allocate_pages (STB_LOCAL)
  

• In 5.3: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff81194460)
  Location: kernel/trace/ring_buffer.c:1188
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff81194460-ffffffff8119467b: __rb_allocate_pages (STB_LOCAL)
  

• In 5.4: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff8119ff20)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff8119ff20-ffffffff811a013b: __rb_allocate_pages (STB_LOCAL)
  

• In 5.8: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff811b5550)
  Location: kernel/trace/ring_buffer.c:1191
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff811b5550-ffffffff811b576d: __rb_allocate_pages (STB_LOCAL)
  

• In 5.11: ✅

  int __rb_allocate_pages(struct ring_buffer_per_cpu *cpu_buffer, long int nr_pages, struct list_head *pages);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff811b2e20)
  Location: kernel/trace/ring_buffer.c:1435
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff811b2e20-ffffffff811b304b: __rb_allocate_pages (STB_LOCAL)
  

• In 5.13: ✅

  int __rb_allocate_pages(struct ring_buffer_per_cpu *cpu_buffer, long int nr_pages, struct list_head *pages);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff811b36b0)
  Location: kernel/trace/ring_buffer.c:1518
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff811b36b0-ffffffff811b38db: __rb_allocate_pages (STB_LOCAL)
  

• In 5.15: ✅

  int __rb_allocate_pages(struct ring_buffer_per_cpu *cpu_buffer, long int nr_pages, struct list_head *pages);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff811dd470)
  Location: kernel/trace/ring_buffer.c:1518
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff811dd470-ffffffff811dd6db: __rb_allocate_pages (STB_LOCAL)
  

• In 5.19: ✅

  int __rb_allocate_pages(struct ring_buffer_per_cpu *cpu_buffer, long int nr_pages, struct list_head *pages);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff812141f0)
  Location: kernel/trace/ring_buffer.c:1554
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:ring_buffer_resize
    - kernel/trace/ring_buffer.c:ring_buffer_resize
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff812141f0-ffffffff8121447c: __rb_allocate_pages (STB_LOCAL)
  

• In 6.2: ✅

  int __rb_allocate_pages(struct ring_buffer_per_cpu *cpu_buffer, long int nr_pages, struct list_head *pages);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff8125dd00)
  Location: kernel/trace/ring_buffer.c:1616
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:ring_buffer_resize
    - kernel/trace/ring_buffer.c:ring_buffer_resize
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff8125dd00-ffffffff8125df8c: __rb_allocate_pages (STB_LOCAL)
  

• In 6.5: ✅

  int __rb_allocate_pages(struct ring_buffer_per_cpu *cpu_buffer, long int nr_pages, struct list_head *pages);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff81274f70)
  Location: kernel/trace/ring_buffer.c:1610
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:ring_buffer_resize
    - kernel/trace/ring_buffer.c:ring_buffer_resize
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff81274f70-ffffffff812751fc: __rb_allocate_pages (STB_LOCAL)
  

• In 6.8: ✅

  int __rb_allocate_pages(struct ring_buffer_per_cpu *cpu_buffer, long int nr_pages, struct list_head *pages);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff8128f880)
  Location: kernel/trace/ring_buffer.c:1439
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:ring_buffer_subbuf_order_set
    - kernel/trace/ring_buffer.c:ring_buffer_resize
    - kernel/trace/ring_buffer.c:ring_buffer_resize
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff8128f880-ffffffff8128fb2f: __rb_allocate_pages (STB_LOCAL)
  

Arch

• In arm64: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffff800010217790)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffff800010217790-ffff8000102179b4: __rb_allocate_pages (STB_LOCAL)
  

• In armhf: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/trace/ring_buffer.c (c04571ac)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: True
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  c04571ac-c0457384: __rb_allocate_pages.constprop.0 (STB_LOCAL)
  

• In ppc64el: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (c00000000029b6b0)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  c00000000029b6b0-c00000000029b9a0: __rb_allocate_pages (STB_LOCAL)
  

• In riscv64: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In kernel/trace/ring_buffer.c (ffffffe000177ad2)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: True
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffe000177ad2-ffffffe000177c2a: __rb_allocate_pages.isra.0 (STB_LOCAL)
  

Flavor

• In aws: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff81198540)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff81198540-ffffffff8119875b: __rb_allocate_pages (STB_LOCAL)
  

• In azure: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff8118ba50)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff8118ba50-ffffffff8118bc6b: __rb_allocate_pages (STB_LOCAL)
  

• In gcp: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff81196310)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff81196310-ffffffff8119652b: __rb_allocate_pages (STB_LOCAL)
  

• In lowlatency: ✅

  int __rb_allocate_pages(long int nr_pages, struct list_head *pages, int cpu);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/ring_buffer.c (ffffffff811a3f20)
  Location: kernel/trace/ring_buffer.c:1189
  Inline: False
  Direct callers:
    - kernel/trace/ring_buffer.c:rb_allocate_cpu_buffer
  

  Symbols:

  ffffffff811a3f20-ffffffff811a413b: __rb_allocate_pages (STB_LOCAL)
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Param type changed. int nr_pages ➡️ long int nr_pages
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• 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. struct ring_buffer_per_cpu *cpu_buffer
  • Param removed. int cpu
  • Param reordered. nr_pages, pages, cpu ➡️ cpu_buffer, nr_pages, pages
• 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 ppc64el ✅

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 ✅