DepSurf

Function: skb_checksum

Status

Regular

• In 4.4: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81707ab0)
  Location: net/core/skbuff.c:2176
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
  Direct callers:
    - net/core/datagram.c:__skb_checksum_complete_head
    - net/core/datagram.c:__skb_checksum_complete
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp.c:udp_set_csum
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp_offload.c:skb_udp_tunnel_segment
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/ipv6/netfilter.c:nf_ip6_checksum
    - net/ipv6/netfilter.c:nf_ip6_checksum
    - net/ipv6/netfilter.c:nf_ip6_checksum_partial
    - net/ipv6/ip6_checksum.c:udp6_set_csum
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
  

  Symbols:

  ffffffff81707ab0-ffffffff81707afb: skb_checksum (STB_GLOBAL)
  

• In 4.8: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81772d9f)
  Location: net/core/skbuff.c:2174
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
  Direct callers:
    - net/core/datagram.c:__skb_checksum_complete
    - net/core/datagram.c:__skb_checksum_complete_head
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/ipv6/netfilter.c:nf_ip6_checksum_partial
    - net/ipv6/netfilter.c:nf_ip6_checksum
    - net/ipv6/netfilter.c:nf_ip6_checksum
  

  Symbols:

  ffffffff8176de50-ffffffff8176de9b: skb_checksum (STB_GLOBAL)
  

• In 4.10: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff8179ff50)
  Location: net/core/skbuff.c:2150
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
  Direct callers:
    - net/core/datagram.c:__skb_checksum_complete
    - net/core/datagram.c:__skb_checksum_complete_head
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/ipv6/netfilter.c:nf_ip6_checksum_partial
    - net/ipv6/netfilter.c:nf_ip6_checksum
    - net/ipv6/netfilter.c:nf_ip6_checksum
  

  Symbols:

  ffffffff8179b290-ffffffff8179b2db: skb_checksum (STB_GLOBAL)
  

• In 4.13: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff817be941)
  Location: net/core/skbuff.c:2164
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
  Direct callers:
    - net/core/datagram.c:__skb_checksum_complete
    - net/core/datagram.c:__skb_checksum_complete_head
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/ipv6/netfilter.c:nf_ip6_checksum_partial
    - net/ipv6/netfilter.c:nf_ip6_checksum
    - net/ipv6/netfilter.c:nf_ip6_checksum
  

  Symbols:

  ffffffff817b7db0-ffffffff817b7dfb: skb_checksum (STB_GLOBAL)
  

• In 4.15: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81838288)
  Location: net/core/skbuff.c:2532
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
  Direct callers:
    - net/core/datagram.c:__skb_checksum_complete
    - net/core/datagram.c:__skb_checksum_complete_head
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/ipv6/netfilter.c:nf_ip6_checksum_partial
    - net/ipv6/netfilter.c:nf_ip6_checksum
    - net/ipv6/netfilter.c:nf_ip6_checksum
  

  Symbols:

  ffffffff81830510-ffffffff8183055b: skb_checksum (STB_GLOBAL)
  

• In 4.18: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81882b57)
  Location: net/core/skbuff.c:2548
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/datagram.c:__skb_checksum_complete
    - net/core/datagram.c:__skb_checksum_complete_head
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/ipv6/netfilter.c:nf_ip6_checksum_partial
    - net/ipv6/netfilter.c:nf_ip6_checksum
    - net/ipv6/netfilter.c:nf_ip6_checksum
  

  Symbols:

  ffffffff8187a9e0-ffffffff8187aa2b: skb_checksum (STB_GLOBAL)
  

• In 5.0: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff818a35c2)
  Location: net/core/skbuff.c:2544
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff8189b5e0-ffffffff8189b62b: skb_checksum (STB_GLOBAL)
  

• In 5.3: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff818ee2f3)
  Location: net/core/skbuff.c:2710
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff818e6100-ffffffff818e614b: skb_checksum (STB_GLOBAL)
  

• In 5.4: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff819203e7)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff81918270-ffffffff819182bb: skb_checksum (STB_GLOBAL)
  

• In 5.8: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff819f3a03)
  Location: net/core/skbuff.c:2711
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp_offload.c:udp4_ufo_fragment
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff819eb3e0-ffffffff819eb42b: skb_checksum (STB_GLOBAL)
  

• In 5.11: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff819f3a2a)
  Location: net/core/skbuff.c:2728
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp_offload.c:udp4_ufo_fragment
    - net/ipv4/icmp.c:ip_icmp_error_rfc4884_validate
    - net/ipv4/gre_offload.c:gre_gso_segment
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff819eb100-ffffffff819eb14b: skb_checksum (STB_GLOBAL)
  

• In 5.13: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff819d9c18)
  Location: net/core/skbuff.c:2811
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp_offload.c:udp4_ufo_fragment
    - net/ipv4/icmp.c:ip_icmp_error_rfc4884
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff819d1610-ffffffff819d165b: skb_checksum (STB_GLOBAL)
  

• In 5.15: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81a89c0d)
  Location: net/core/skbuff.c:2883
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp_offload.c:udp4_ufo_fragment
    - net/ipv4/icmp.c:ip_icmp_error_rfc4884
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/mptcp/protocol.c:mptcp_update_data_checksum
    - net/mptcp/subflow.c:validate_data_csum
  

  Symbols:

  ffffffff81a810d0-ffffffff81a8111b: skb_checksum (STB_GLOBAL)
  

• In 5.19: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81bfef94)
  Location: net/core/skbuff.c:2932
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:skb_checksum_help
    - net/core/gro.c:__skb_gro_checksum_complete
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp_offload.c:udp4_ufo_fragment
    - net/ipv4/icmp.c:ip_icmp_error_rfc4884
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/mptcp/protocol.c:mptcp_update_data_checksum
    - net/mptcp/subflow.c:validate_data_csum
  

  Symbols:

  ffffffff81bf5bb0-ffffffff81bf5c0a: skb_checksum (STB_GLOBAL)
  

• In 6.2: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81dada7f)
  Location: net/core/skbuff.c:3138
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:skb_checksum_help
    - net/core/gro.c:__skb_gro_checksum_complete
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp_offload.c:udp4_ufo_fragment
    - net/ipv4/icmp.c:ip_icmp_error_rfc4884
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/mptcp/protocol.c:mptcp_update_data_checksum
    - net/mptcp/subflow.c:validate_data_csum
  

  Symbols:

  ffffffff81da3df0-ffffffff81da3e4a: skb_checksum (STB_GLOBAL)
  

• In 6.5: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81e1da0c)
  Location: net/core/skbuff.c:3308
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:skb_checksum_help
    - net/core/gro.c:__skb_gro_checksum_complete
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp_offload.c:udp4_ufo_fragment
    - net/ipv4/icmp.c:ip_icmp_error_rfc4884
    - net/ipv4/ip_tunnel_core.c:iptunnel_pmtud_build_icmp
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/mptcp/protocol.c:mptcp_update_data_checksum
    - net/mptcp/subflow.c:validate_data_csum
  

  Symbols:

  ffffffff81e12a60-ffffffff81e12aba: skb_checksum (STB_GLOBAL)
  

• In 6.8: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81edb116)
  Location: net/core/skbuff.c:3396
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:skb_checksum_help
    - net/core/gro.c:__skb_gro_checksum_complete
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/udp_offload.c:udp4_ufo_fragment
    - net/ipv4/icmp.c:ip_icmp_error_rfc4884
    - net/ipv4/ip_tunnel_core.c:iptunnel_pmtud_build_icmpv6
    - net/ipv4/ip_tunnel_core.c:iptunnel_pmtud_build_icmp
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp_offload.c:udp6_ufo_fragment
    - net/ipv6/ip6mr.c:pim6_rcv
    - net/mptcp/protocol.c:mptcp_update_data_checksum
    - net/mptcp/subflow.c:validate_data_csum
  

  Symbols:

  ffffffff81ecfc20-ffffffff81ecfc7a: skb_checksum (STB_GLOBAL)
  

Arch

• In arm64: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffff800010bbadc0)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffff800010bb1298-ffff800010bb1328: skb_checksum (STB_GLOBAL)
  

• In armhf: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (c0cd75e8)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp_send_skb
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/udp.c:udp_v6_send_skb
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  c0cced98-c0ccee14: skb_checksum (STB_GLOBAL)
  

• In ppc64el: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (c000000000c93b78)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  c000000000c88790-c000000000c88804: skb_checksum (STB_GLOBAL)
  

• In riscv64: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffe000749f58)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffe000742ce6-ffffffe000742d46: skb_checksum (STB_GLOBAL)
  

Flavor

• In aws: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff818c03e7)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff818b8270-ffffffff818b82bb: skb_checksum (STB_GLOBAL)
  

• In azure: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff8187a327)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff818721c0-ffffffff8187220b: skb_checksum (STB_GLOBAL)
  

• In gcp: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff819113e7)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff81909270-ffffffff819092bb: skb_checksum (STB_GLOBAL)
  

• In lowlatency: Selective Inline ⚠️

  __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In net/core/skbuff.c (ffffffff81932547)
  Location: net/core/skbuff.c:2712
  Inline: True
  Inline callers:
    - net/core/skbuff.c:skb_segment
    - net/core/skbuff.c:__skb_checksum_complete
    - net/core/skbuff.c:__skb_checksum_complete_head
    - net/core/skbuff.c:pskb_trim_rcsum_slow
  Direct callers:
    - net/core/dev.c:__skb_gro_checksum_complete
    - net/core/dev.c:skb_checksum_help
    - net/netfilter/utils.c:nf_checksum_partial
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/netfilter/utils.c:nf_ip6_checksum
    - net/ipv4/ip_sockglue.c:ip_cmsg_recv_offset
    - net/ipv4/udp.c:udp4_hwcsum
    - net/ipv4/ipmr.c:pim_rcv
    - net/ipv6/ip6mr.c:pim6_rcv
  

  Symbols:

  ffffffff8192a340-ffffffff8192a38b: skb_checksum (STB_GLOBAL)
  

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 ✅
• 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 ✅