DepSurf

Function: desc_read

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: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Selective Inline ⚠️

  enum desc_state desc_read(struct prb_desc_ring *desc_ring, long unsigned int id, struct prb_desc *desc_out, u64 *seq_out, u32 *caller_id_out);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/printk/printk_ringbuffer.c (ffffffff8111c575)
  Location: kernel/printk/printk_ringbuffer.c:432
  Inline: True
  Inline callers:
    - kernel/printk/printk_ringbuffer.c:data_make_reusable
  Direct callers:
    - kernel/printk/printk_ringbuffer.c:_prb_read_valid
    - kernel/printk/printk_ringbuffer.c:desc_read_finalized_seq
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
    - kernel/printk/printk_ringbuffer.c:desc_push_tail
    - kernel/printk/printk_ringbuffer.c:desc_push_tail
  

  Symbols:

  ffffffff8111c040-ffffffff8111c0f1: desc_read (STB_LOCAL)
  

• In 5.13: Selective Inline ⚠️

  enum desc_state desc_read(struct prb_desc_ring *desc_ring, long unsigned int id, struct prb_desc *desc_out, u64 *seq_out, u32 *caller_id_out);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/printk/printk_ringbuffer.c (ffffffff8111c4a0)
  Location: kernel/printk/printk_ringbuffer.c:432
  Inline: True
  Direct callers:
    - kernel/printk/printk_ringbuffer.c:_prb_read_valid
    - kernel/printk/printk_ringbuffer.c:desc_read_finalized_seq
    - kernel/printk/printk_ringbuffer.c:prb_reserve
    - kernel/printk/printk_ringbuffer.c:prb_reserve
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
  

  Symbols:

  ffffffff8111c4a0-ffffffff8111c551: desc_read (STB_LOCAL)
  

• In 5.15: Transformation ⚠️

  enum desc_state desc_read(struct prb_desc_ring *desc_ring, long unsigned int id, struct prb_desc *desc_out, u64 *seq_out, u32 *caller_id_out);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/printk/printk_ringbuffer.c (0)
  Location: kernel/printk/printk_ringbuffer.c:432
  Inline: False
  Direct callers:
    - kernel/printk/printk_ringbuffer.c:_prb_read_valid
    - kernel/printk/printk_ringbuffer.c:desc_read_finalized_seq
    - kernel/printk/printk_ringbuffer.c:prb_reserve
    - kernel/printk/printk_ringbuffer.c:prb_reserve
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
  

  Symbols:

  ffffffff8113c590-ffffffff8113c671: desc_read (STB_LOCAL)
  ffffffff81cac885-ffffffff81cac8fa: desc_read.cold (STB_LOCAL)
  

• In 5.19: Transformation ⚠️

  enum desc_state desc_read(struct prb_desc_ring *desc_ring, long unsigned int id, struct prb_desc *desc_out, u64 *seq_out, u32 *caller_id_out);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/printk/printk_ringbuffer.c (0)
  Location: kernel/printk/printk_ringbuffer.c:432
  Inline: False
  Direct callers:
    - kernel/printk/printk_ringbuffer.c:prb_next_seq
    - kernel/printk/printk_ringbuffer.c:_prb_read_valid
    - kernel/printk/printk_ringbuffer.c:desc_read_finalized_seq
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:data_push_tail
  

  Symbols:

  ffffffff8115f7e0-ffffffff8115f8d9: desc_read (STB_LOCAL)
  ffffffff81e5ce2b-ffffffff81e5ce9e: desc_read.cold (STB_LOCAL)
  

• In 6.2: Transformation ⚠️

  enum desc_state desc_read(struct prb_desc_ring *desc_ring, long unsigned int id, struct prb_desc *desc_out, u64 *seq_out, u32 *caller_id_out);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/printk/printk_ringbuffer.c (0)
  Location: kernel/printk/printk_ringbuffer.c:432
  Inline: False
  Direct callers:
    - kernel/printk/printk_ringbuffer.c:prb_next_seq
    - kernel/printk/printk_ringbuffer.c:_prb_read_valid
    - kernel/printk/printk_ringbuffer.c:desc_read_finalized_seq
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:data_push_tail
  

  Symbols:

  ffffffff81192b50-ffffffff81192c49: desc_read (STB_LOCAL)
  ffffffff82058e25-ffffffff82058e98: desc_read.cold (STB_LOCAL)
  

• In 6.5: Transformation ⚠️

  enum desc_state desc_read(struct prb_desc_ring *desc_ring, long unsigned int id, struct prb_desc *desc_out, u64 *seq_out, u32 *caller_id_out);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/printk/printk_ringbuffer.c (0)
  Location: kernel/printk/printk_ringbuffer.c:432
  Inline: False
  Direct callers:
    - kernel/printk/printk_ringbuffer.c:prb_next_seq
    - kernel/printk/printk_ringbuffer.c:_prb_read_valid
    - kernel/printk/printk_ringbuffer.c:desc_read_finalized_seq
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:data_push_tail
  

  Symbols:

  ffffffff811a43b0-ffffffff811a44a9: desc_read (STB_LOCAL)
  ffffffff820d75c0-ffffffff820d7620: desc_read.cold (STB_LOCAL)
  

• In 6.8: Transformation ⚠️

  enum desc_state desc_read(struct prb_desc_ring *desc_ring, long unsigned int id, struct prb_desc *desc_out, u64 *seq_out, u32 *caller_id_out);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/printk/printk_ringbuffer.c (0)
  Location: kernel/printk/printk_ringbuffer.c:432
  Inline: False
  Direct callers:
    - kernel/printk/printk_ringbuffer.c:prb_next_seq
    - kernel/printk/printk_ringbuffer.c:_prb_read_valid
    - kernel/printk/printk_ringbuffer.c:desc_read_finalized_seq
    - kernel/printk/printk_ringbuffer.c:prb_reserve_in_last
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:desc_reserve
    - kernel/printk/printk_ringbuffer.c:data_push_tail
  

  Symbols:

  ffffffff811b3ea0-ffffffff811b3f99: desc_read (STB_LOCAL)
  ffffffff821b2841-ffffffff821b28a1: desc_read.cold (STB_LOCAL)
  

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

• 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 ✅