DepSurf

Function: dl_cpu_busy

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810c9320)
  Location: kernel/sched/deadline.c:2649
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810c9320-ffffffff810c93d3: dl_cpu_busy (STB_GLOBAL)
  

• In 4.15: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810d0a10)
  Location: kernel/sched/deadline.c:2636
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810d0a10-ffffffff810d0ac3: dl_cpu_busy (STB_GLOBAL)
  

• In 4.18: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810d8f30)
  Location: kernel/sched/deadline.c:2729
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810d8f30-ffffffff810d8fe6: dl_cpu_busy (STB_GLOBAL)
  

• In 5.0: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810e2a30)
  Location: kernel/sched/deadline.c:2732
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810e2a30-ffffffff810e2ae6: dl_cpu_busy (STB_GLOBAL)
  

• In 5.3: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810e9540)
  Location: kernel/sched/deadline.c:2723
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810e9540-ffffffff810e95e9: dl_cpu_busy (STB_GLOBAL)
  

• In 5.4: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810f5020)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810f5020-ffffffff810f50c9: dl_cpu_busy (STB_GLOBAL)
  

• In 5.8: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810fe740)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810fe740-ffffffff810fe7e6: dl_cpu_busy (STB_GLOBAL)
  

• In 5.11: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810fd090)
  Location: kernel/sched/deadline.c:2921
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810fd090-ffffffff810fd1de: dl_cpu_busy (STB_GLOBAL)
  

• In 5.13: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810ff430)
  Location: kernel/sched/deadline.c:2905
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810ff430-ffffffff810ff594: dl_cpu_busy (STB_GLOBAL)
  

• In 5.15: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff8111b430)
  Location: kernel/sched/deadline.c:2919
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff8111b430-ffffffff8111b64e: dl_cpu_busy (STB_GLOBAL)
  

• In 5.19: ✅

  int dl_cpu_busy(int cpu, struct task_struct *p);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/build_policy.c (ffffffff8113b0c0)
  Location: kernel/sched/deadline.c:3026
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
    - kernel/sched/core.c:task_can_attach
  

  Symbols:

  ffffffff8113b0c0-ffffffff8113b48a: dl_cpu_busy (STB_GLOBAL)
  

• In 6.2: ✅

  int dl_cpu_busy(int cpu, struct task_struct *p);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/build_policy.c (ffffffff81165a60)
  Location: kernel/sched/deadline.c:3024
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
    - kernel/sched/core.c:task_can_attach
  

  Symbols:

  ffffffff81165a60-ffffffff81165e4b: dl_cpu_busy (STB_GLOBAL)
  

• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

Arch

• In arm64: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffff8000101578a0)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffff8000101578a0-ffff8000101579dc: dl_cpu_busy (STB_GLOBAL)
  

• In armhf: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (c03a5614)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  c03a5614-c03a570c: dl_cpu_busy (STB_GLOBAL)
  

• In ppc64el: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (c0000000001ac440)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  c0000000001ac440-c0000000001ac578: dl_cpu_busy (STB_GLOBAL)
  

• In riscv64: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffe0000fe5c2)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffe0000fe5c2-ffffffe0000fe68c: dl_cpu_busy (STB_GLOBAL)
  

Flavor

• In aws: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810ee420)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810ee420-ffffffff810ee4c9: dl_cpu_busy (STB_GLOBAL)
  

• In azure: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810de4b0)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810de4b0-ffffffff810de559: dl_cpu_busy (STB_GLOBAL)
  

• In gcp: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810eb550)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810eb550-ffffffff810eb5f9: dl_cpu_busy (STB_GLOBAL)
  

• In lowlatency: ✅

  bool dl_cpu_busy(unsigned int cpu);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/sched/deadline.c (ffffffff810f6590)
  Location: kernel/sched/deadline.c:2770
  Inline: False
  Direct callers:
    - kernel/sched/core.c:sched_cpu_deactivate
  

  Symbols:

  ffffffff810f6590-ffffffff810f665c: dl_cpu_busy (STB_GLOBAL)
  

Differences

Regular

• 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 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• Changed between 5.15 and 5.19 ⚠️

  • Param added. struct task_struct *p
  • Param type changed. unsigned int cpu ➡️ int cpu
  • Return type changed. bool ➡️ int
• No changes between 5.19 and 6.2 ✅

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 ✅