DepSurf

Function: tcp_cwnd_reduction

Status

Regular

• In 4.4: ✅

  void tcp_cwnd_reduction(struct sock *sk, const int prior_unsacked, int fast_rexmit, int flag);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff8176ad10)
  Location: net/ipv4/tcp_input.c:2472
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_fastretrans_alert
    - net/ipv4/tcp_input.c:tcp_fastretrans_alert
  

  Symbols:

  ffffffff8176ad10-ffffffff8176adee: tcp_cwnd_reduction (STB_LOCAL)
  

• In 4.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff817de0ac)
  Location: net/ipv4/tcp_input.c:2473
  Inline: True
  Inline callers:
    - net/ipv4/tcp_input.c:tcp_ack
  

• In 4.10: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff8180e43b)
  Location: net/ipv4/tcp_input.c:2524
  Inline: True
  Inline callers:
    - net/ipv4/tcp_input.c:tcp_ack
  

• In 4.13: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff8182d540)
  Location: net/ipv4/tcp_input.c:2489
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff8182d540-ffffffff8182d5ee: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 4.15: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff818ac3e0)
  Location: net/ipv4/tcp_input.c:2434
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff818ac3e0-ffffffff818ac48f: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 4.18: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81901980)
  Location: net/ipv4/tcp_input.c:2461
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81901980-ffffffff81901a44: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 5.0: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff8192fa60)
  Location: net/ipv4/tcp_input.c:2452
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff8192fa60-ffffffff8192fb24: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 5.3: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81992fc0)
  Location: net/ipv4/tcp_input.c:2472
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81992fc0-ffffffff81993084: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 5.4: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff819c9b10)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff819c9b10-ffffffff819c9bd4: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 5.8: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81ab6950)
  Location: net/ipv4/tcp_input.c:2463
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81ab6950-ffffffff81ab6a16: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 5.11: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81ac1be0)
  Location: net/ipv4/tcp_input.c:2567
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81ac1be0-ffffffff81ac1cb6: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 5.13: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81aaccd0)
  Location: net/ipv4/tcp_input.c:2567
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81aaccd0-ffffffff81aacda6: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 5.15: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81b697c0)
  Location: net/ipv4/tcp_input.c:2601
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81b697c0-ffffffff81b69896: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 5.19: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81cf8980)
  Location: net/ipv4/tcp_input.c:2614
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81cf8980-ffffffff81cf8a7c: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 6.2: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81ebd460)
  Location: net/ipv4/tcp_input.c:2625
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81ebd460-ffffffff81ebd55c: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 6.5: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81f1b8e0)
  Location: net/ipv4/tcp_input.c:2624
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81f1b8e0-ffffffff81f1b9dc: tcp_cwnd_reduction (STB_GLOBAL)
  

• In 6.8: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81fe00c0)
  Location: net/ipv4/tcp_input.c:2663
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81fe00c0-ffffffff81fe01bc: tcp_cwnd_reduction (STB_GLOBAL)
  

Arch

• In arm64: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffff800010c7ca28)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffff800010c7ca28-ffff800010c7cb40: tcp_cwnd_reduction (STB_GLOBAL)
  

• In armhf: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (c0d8b98c)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  c0d8b98c-c0d8baf4: tcp_cwnd_reduction (STB_GLOBAL)
  

• In ppc64el: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (c000000000d866b0)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  c000000000d866b0-c000000000d867c8: tcp_cwnd_reduction (STB_GLOBAL)
  

• In riscv64: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffe0007df27e)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffe0007df27e-ffffffe0007df362: tcp_cwnd_reduction (STB_GLOBAL)
  

Flavor

• In aws: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81969980)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81969980-ffffffff81969a44: tcp_cwnd_reduction (STB_GLOBAL)
  

• In azure: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff81923470)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff81923470-ffffffff81923534: tcp_cwnd_reduction (STB_GLOBAL)
  

• In gcp: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff819d4150)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff819d4150-ffffffff819d4214: tcp_cwnd_reduction (STB_GLOBAL)
  

• In lowlatency: ✅

  void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int flag);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp_input.c (ffffffff819ddd30)
  Location: net/ipv4/tcp_input.c:2478
  Inline: False
  Direct callers:
    - net/ipv4/tcp_input.c:tcp_ack
    - net/ipv4/tcp_recovery.c:tcp_rack_reo_timeout
  

  Symbols:

  ffffffff819ddd30-ffffffff819dddf4: tcp_cwnd_reduction (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 ✅
• Changed between 5.8 and 5.11 ⚠️

  • Param added. int newly_lost
  • Param reordered. sk, newly_acked_sacked, flag ➡️ sk, newly_acked_sacked, newly_lost, flag
• 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 ✅