DepSurf

Function: mmio_read

Status

Regular

• In 4.4: ✅

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/trace_mmiotrace.c (ffffffff81158a00)
  Location: kernel/trace/trace_mmiotrace.c:136
  Inline: False
  

  Symbols:

  ffffffff81158a00-ffffffff81158bf6: mmio_read (STB_LOCAL)
  

• In 4.8: ✅

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/trace_mmiotrace.c (ffffffff811632a0)
  Location: kernel/trace/trace_mmiotrace.c:132
  Inline: False
  

  Symbols:

  ffffffff811632a0-ffffffff811634a4: mmio_read (STB_LOCAL)
  

• In 4.10: ✅

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/trace_mmiotrace.c (ffffffff8116e5d0)
  Location: kernel/trace/trace_mmiotrace.c:132
  Inline: False
  

  Symbols:

  ffffffff8116e5d0-ffffffff8116e7d4: mmio_read (STB_LOCAL)
  

• In 4.13: ✅

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/trace_mmiotrace.c (ffffffff81171810)
  Location: kernel/trace/trace_mmiotrace.c:132
  Inline: False
  

  Symbols:

  ffffffff81171810-ffffffff811719fa: mmio_read (STB_LOCAL)
  

• In 4.15: ✅

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/trace/trace_mmiotrace.c (ffffffff8117e9a0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff8117e9a0-ffffffff8117eb8a: mmio_read (STB_LOCAL)
  

• In 4.18: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff8118dab0-ffffffff8118dc83: mmio_read (STB_LOCAL)
  ffffffff8118dee3-ffffffff8118def4: mmio_read.cold.6 (STB_LOCAL)
  

• In 5.0: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff8119b490-ffffffff8119b663: mmio_read (STB_LOCAL)
  ffffffff8119b863-ffffffff8119b874: mmio_read.cold.5 (STB_LOCAL)
  

• In 5.3: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff811a9050-ffffffff811a922f: mmio_read (STB_LOCAL)
  ffffffff811a9469-ffffffff811a947a: mmio_read.cold (STB_LOCAL)
  

• In 5.4: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff811b4880-ffffffff811b4a5f: mmio_read (STB_LOCAL)
  ffffffff811b4c53-ffffffff811b4c64: mmio_read.cold (STB_LOCAL)
  

• In 5.8: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff811cd280-ffffffff811cd37b: mmio_read (STB_LOCAL)
  ffffffff811cd613-ffffffff811cd624: mmio_read.cold (STB_LOCAL)
  

• In 5.11: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff811ca770-ffffffff811ca86b: mmio_read (STB_LOCAL)
  ffffffff81be5d25-ffffffff81be5d36: mmio_read.cold (STB_LOCAL)
  

• In 5.13: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:131
  Inline: False
  

  Symbols:

  ffffffff811cba10-ffffffff811cbbfb: mmio_read (STB_LOCAL)
  ffffffff81bd7b3e-ffffffff81bd7b4f: mmio_read.cold (STB_LOCAL)
  

• In 5.15: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:131
  Inline: False
  

  Symbols:

  ffffffff811f7ea0-ffffffff811f8192: mmio_read (STB_LOCAL)
  ffffffff81cb603c-ffffffff81cb6061: mmio_read.cold (STB_LOCAL)
  

• In 5.19: Collision, Selective Inline, Transformation ⚠️

  bool mmio_read(int size, long unsigned int addr, long unsigned int *val);
  

  Collision: Static-Static Collision

  Inline: Selective

  Transformation: True

  Instances:

  In arch/x86/coco/tdx/tdx.c (ffffffff810033a1)
  Location: arch/x86/coco/tdx/tdx.c:320
  Inline: True
  Inline callers:
    - arch/x86/coco/tdx/tdx.c:handle_mmio
  

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:131
  Inline: False
  

  Symbols:

  ffffffff81231b50-ffffffff81231e43: mmio_read (STB_LOCAL)
  ffffffff81e67058-ffffffff81e6707d: mmio_read.cold (STB_LOCAL)
  

• In 6.2: Collision, Selective Inline, Transformation ⚠️

  bool mmio_read(int size, long unsigned int addr, long unsigned int *val);
  

  Collision: Static-Static Collision

  Inline: Selective

  Transformation: True

  Instances:

  In arch/x86/coco/tdx/tdx.c (ffffffff81003ba1)
  Location: arch/x86/coco/tdx/tdx.c:362
  Inline: True
  Inline callers:
    - arch/x86/coco/tdx/tdx.c:handle_mmio
  

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:131
  Inline: False
  

  Symbols:

  ffffffff8127e160-ffffffff8127e45d: mmio_read (STB_LOCAL)
  ffffffff8205debc-ffffffff8205ded0: mmio_read.cold (STB_LOCAL)
  

• In 6.5: Collision, Transformation ⚠️

  bool mmio_read(int size, long unsigned int addr, long unsigned int *val);
  

  Collision: Static-Static Collision

  Inline: No

  Transformation: True

  Instances:

  In arch/x86/coco/tdx/tdx.c (ffffffff81002d30)
  Location: arch/x86/coco/tdx/tdx.c:356
  Inline: False
  Direct callers:
    - arch/x86/coco/tdx/tdx.c:handle_mmio
  

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:131
  Inline: False
  

  Symbols:

  ffffffff81002d30-ffffffff81002dbe: mmio_read (STB_LOCAL)
  ffffffff8129abe0-ffffffff8129aedd: mmio_read (STB_LOCAL)
  ffffffff820dc95b-ffffffff820dc96f: mmio_read.cold (STB_LOCAL)
  

• In 6.8: Collision, Transformation ⚠️

  bool mmio_read(int size, long unsigned int addr, long unsigned int *val);
  

  Collision: Static-Static Collision

  Inline: No

  Transformation: True

  Instances:

  In arch/x86/coco/tdx/tdx.c (ffffffff81002f10)
  Location: arch/x86/coco/tdx/tdx.c:380
  Inline: False
  Direct callers:
    - arch/x86/coco/tdx/tdx.c:handle_mmio
  

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:131
  Inline: False
  

  Symbols:

  ffffffff81002f10-ffffffff81002f9e: mmio_read (STB_LOCAL)
  ffffffff812b6260-ffffffff812b655c: mmio_read (STB_LOCAL)
  ffffffff821b875d-ffffffff821b8771: mmio_read.cold (STB_LOCAL)
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff811acea0-ffffffff811ad07f: mmio_read (STB_LOCAL)
  ffffffff811ad273-ffffffff811ad284: mmio_read.cold (STB_LOCAL)
  

• In azure: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff8119fd30-ffffffff8119ff0f: mmio_read (STB_LOCAL)
  ffffffff811a0103-ffffffff811a0114: mmio_read.cold (STB_LOCAL)
  

• In gcp: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff811aac70-ffffffff811aae4f: mmio_read (STB_LOCAL)
  ffffffff811ab043-ffffffff811ab054: mmio_read.cold (STB_LOCAL)
  

• In lowlatency: Transformation ⚠️

  ssize_t mmio_read(struct trace_iterator *iter, struct file *filp, char *ubuf, size_t cnt, loff_t *ppos);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/trace/trace_mmiotrace.c (0)
  Location: kernel/trace/trace_mmiotrace.c:133
  Inline: False
  

  Symbols:

  ffffffff811b8ad0-ffffffff811b8caf: mmio_read (STB_LOCAL)
  ffffffff811b8eb3-ffffffff811b8ec4: mmio_read.cold (STB_LOCAL)
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• 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 ✅
• 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. int size
  • Param added. long unsigned int addr
  • Param added. long unsigned int *val
  • Param removed. struct trace_iterator *iter
  • Param removed. struct file *filp
  • Param removed. char *ubuf
  • Param removed. size_t cnt
  • Param removed. loff_t *ppos
  • Return type changed. ssize_t ➡️ bool
• 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

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 ✅