DepSurf

Function: tcp_remove_empty_skb

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: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (ffffffff8198b8d8)
  Location: net/ipv4/tcp.c:944
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffffffff81987060-ffffffff819871dc: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

• In 5.4: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (ffffffff819c213a)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffffffff819bd7f0-ffffffff819bd972: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

• In 5.8: Selective Inline ⚠️

  void tcp_remove_empty_skb(struct sock *sk, struct sk_buff *skb);
  

  Collision: Unique Static

  Inline: Selective

  Transformation: False

  Instances:

  In net/ipv4/tcp.c (ffffffff81aa91e0)
  Location: net/ipv4/tcp.c:953
  Inline: True
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffffffff81aa91e0-ffffffff81aa93a1: tcp_remove_empty_skb (STB_LOCAL)
  

• In 5.11: Selective Inline ⚠️

  void tcp_remove_empty_skb(struct sock *sk, struct sk_buff *skb);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/ipv4/tcp.c (ffffffff81ab4440)
  Location: net/ipv4/tcp.c:957
  Inline: True
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
  

  Symbols:

  ffffffff81ab4440-ffffffff81ab45fb: tcp_remove_empty_skb (STB_GLOBAL)
  

• In 5.13: Selective Inline ⚠️

  void tcp_remove_empty_skb(struct sock *sk, struct sk_buff *skb);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/ipv4/tcp.c (ffffffff81a9f5c0)
  Location: net/ipv4/tcp.c:956
  Inline: True
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
  

  Symbols:

  ffffffff81a9f5c0-ffffffff81a9f75a: tcp_remove_empty_skb (STB_GLOBAL)
  

• In 5.15: Selective Inline ⚠️

  void tcp_remove_empty_skb(struct sock *sk, struct sk_buff *skb);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/ipv4/tcp.c (ffffffff81b5b370)
  Location: net/ipv4/tcp.c:953
  Inline: True
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
  

  Symbols:

  ffffffff81b5b370-ffffffff81b5b50c: tcp_remove_empty_skb (STB_GLOBAL)
  

• In 5.19: ✅

  void tcp_remove_empty_skb(struct sock *sk);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp.c (ffffffff81cea0d0)
  Location: net/ipv4/tcp.c:927
  Inline: False
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
  

  Symbols:

  ffffffff81cea0d0-ffffffff81cea238: tcp_remove_empty_skb (STB_GLOBAL)
  

• In 6.2: ✅

  void tcp_remove_empty_skb(struct sock *sk);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp.c (ffffffff81eadd20)
  Location: net/ipv4/tcp.c:928
  Inline: False
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
  

  Symbols:

  ffffffff81eadd20-ffffffff81eadea9: tcp_remove_empty_skb (STB_GLOBAL)
  

• In 6.5: ✅

  void tcp_remove_empty_skb(struct sock *sk);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp.c (ffffffff81f0c190)
  Location: net/ipv4/tcp.c:931
  Inline: False
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
  

  Symbols:

  ffffffff81f0c190-ffffffff81f0c319: tcp_remove_empty_skb (STB_GLOBAL)
  

• In 6.8: ✅

  void tcp_remove_empty_skb(struct sock *sk);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/ipv4/tcp.c (ffffffff81fd0250)
  Location: net/ipv4/tcp.c:937
  Inline: False
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
    - net/mptcp/protocol.c:mptcp_sendmsg_frag
  

  Symbols:

  ffffffff81fd0250-ffffffff81fd03d9: tcp_remove_empty_skb (STB_GLOBAL)
  

Arch

• In arm64: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (ffff800010c74e40)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffff800010c6f370-ffff800010c6f4e0: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

• In armhf: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (c0d8352c)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  c0d7e558-c0d7e6cc: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

• In ppc64el: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (c000000000d7c42c)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  c000000000d760c0-c000000000d7629c: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

• In riscv64: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (ffffffe0007d81cc)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffffffe0007d474c-ffffffe0007d4896: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

Flavor

• In aws: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (ffffffff81961faa)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffffffff8195d660-ffffffff8195d7e2: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

• In azure: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (ffffffff8191ba9a)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffffffff81917150-ffffffff819172d2: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

• In gcp: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (ffffffff819cc77a)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffffffff819c7e30-ffffffff819c7fb2: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

• In lowlatency: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In net/ipv4/tcp.c (ffffffff819d630a)
  Location: net/ipv4/tcp.c:946
  Inline: True
  Inline callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  Direct callers:
    - net/ipv4/tcp.c:tcp_sendmsg_locked
    - net/ipv4/tcp.c:do_tcp_sendpages
  

  Symbols:

  ffffffff819d1980-ffffffff819d1b02: tcp_remove_empty_skb.part.0 (STB_LOCAL)
  

Differences

Regular

• 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 removed. struct sk_buff *skb
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅