DepSurf

Function: skb_checksum_start

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2213
  Inline: True
  

  In net/ipv4/udp.c (ffffffff817f3919)
  Location: include/linux/skbuff.h:2213
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv6/ip6_checksum.c (ffffffff81871826)
  Location: include/linux/skbuff.h:2213
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 4.10: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2230
  Inline: True
  

  In net/ipv4/udp.c (ffffffff81824709)
  Location: include/linux/skbuff.h:2230
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv6/ip6_checksum.c (ffffffff818a5d86)
  Location: include/linux/skbuff.h:2230
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 4.13: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2279
  Inline: True
  

  In net/ipv4/udp.c (ffffffff8184541c)
  Location: include/linux/skbuff.h:2279
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv6/ip6_checksum.c (ffffffff818cc7e6)
  Location: include/linux/skbuff.h:2279
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 4.15: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2366
  Inline: True
  

  In net/ipv4/udp.c (ffffffff818c4eac)
  Location: include/linux/skbuff.h:2366
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv6/ip6_checksum.c (ffffffff81951596)
  Location: include/linux/skbuff.h:2366
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 4.18: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2378
  Inline: True
  

  In net/ipv4/udp.c (ffffffff8191ab49)
  Location: include/linux/skbuff.h:2378
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2378
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffff819aab2f)
  Location: include/linux/skbuff.h:2378
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 5.0: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2456
  Inline: True
  

  In net/ipv4/udp.c (ffffffff81949309)
  Location: include/linux/skbuff.h:2456
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2456
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffff819e161f)
  Location: include/linux/skbuff.h:2456
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 5.3: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2542
  Inline: True
  

  In net/ipv4/udp.c (ffffffff819ad95b)
  Location: include/linux/skbuff.h:2542
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2542
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffff81a503de)
  Location: include/linux/skbuff.h:2542
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 5.4: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv4/udp.c (ffffffff819e460b)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffff81a86ffe)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 5.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (ffffffff81ace9ed)
  Location: include/linux/skbuff.h:2579
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (ffffffff81ad30bb)
  Location: include/linux/skbuff.h:2579
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (ffffffff81ad8b98)
  Location: include/linux/skbuff.h:2579
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (ffffffff81b822ae)
  Location: include/linux/skbuff.h:2579
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 5.11: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (ffffffff81adaa0d)
  Location: include/linux/skbuff.h:2605
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (ffffffff81adf4fb)
  Location: include/linux/skbuff.h:2605
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (ffffffff81ae50b7)
  Location: include/linux/skbuff.h:2605
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (ffffffff81b9199e)
  Location: include/linux/skbuff.h:2605
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 5.13: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (ffffffff81ac5ae8)
  Location: include/linux/skbuff.h:2621
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (ffffffff81aca40f)
  Location: include/linux/skbuff.h:2621
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (ffffffff81ad036a)
  Location: include/linux/skbuff.h:2621
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (ffffffff81b80bf2)
  Location: include/linux/skbuff.h:2621
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 5.15: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (ffffffff81b842fc)
  Location: include/linux/skbuff.h:2650
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (ffffffff81b88cef)
  Location: include/linux/skbuff.h:2650
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (ffffffff81b8ed88)
  Location: include/linux/skbuff.h:2650
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (ffffffff81c4cc12)
  Location: include/linux/skbuff.h:2650
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 5.19: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (ffffffff81d14a1c)
  Location: include/linux/skbuff.h:3019
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (ffffffff81d1a053)
  Location: include/linux/skbuff.h:3019
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (ffffffff81d1f99a)
  Location: include/linux/skbuff.h:3019
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (ffffffff81ded068)
  Location: include/linux/skbuff.h:3019
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 6.2: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (ffffffff81edab5c)
  Location: include/linux/skbuff.h:2913
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (ffffffff81ee0cc3)
  Location: include/linux/skbuff.h:2913
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (ffffffff81ee6b8a)
  Location: include/linux/skbuff.h:2913
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (ffffffff81fc0e68)
  Location: include/linux/skbuff.h:2913
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 6.5: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (ffffffff81f39c3a)
  Location: include/linux/skbuff.h:2967
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (ffffffff81f405f2)
  Location: include/linux/skbuff.h:2967
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (ffffffff81f463dc)
  Location: include/linux/skbuff.h:2967
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (ffffffff82021df7)
  Location: include/linux/skbuff.h:2967
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In 6.8: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (ffffffff81fffd2a)
  Location: include/linux/skbuff.h:2974
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (ffffffff82006242)
  Location: include/linux/skbuff.h:2974
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (ffffffff8200c51c)
  Location: include/linux/skbuff.h:2974
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (ffffffff820f0f17)
  Location: include/linux/skbuff.h:2974
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

Arch

• In arm64: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv4/udp.c (ffff800010c9905c)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffff800010d5375c)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In armhf: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (c0da3af0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/tcp_offload.c:tcp_gso_segment
    - net/ipv4/tcp_offload.c:tcp_gso_segment
  

  In net/ipv4/udp.c (c0da6fec)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (c0dadc94)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp_offload.c:__udp_gso_segment
    - net/ipv4/udp_offload.c:__udp_gso_segment
  

  In net/ipv6/ip6_checksum.c (c0e54030)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In ppc64el: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv4/udp.c (c000000000daaa60)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv6/ip6_checksum.c (c000000000e8bf4c)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In riscv64: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv4/udp.c (ffffffe0007f8af8)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffe00088b45c)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

Flavor

• In aws: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv4/udp.c (ffffffff8198447b)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffff81a2668e)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In azure: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv4/udp.c (ffffffff8193df3b)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffff819e344e)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In gcp: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv4/udp.c (ffffffff819eec4b)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffff81a9223e)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

• In lowlatency: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In net/ipv4/tcp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv4/udp.c (ffffffff819f8dbb)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv4/udp.c:udp_set_csum
  

  In net/ipv4/udp_offload.c (0)
  Location: include/linux/skbuff.h:2556
  Inline: True
  

  In net/ipv6/ip6_checksum.c (ffffffff81a9e2ee)
  Location: include/linux/skbuff.h:2556
  Inline: True
  Inline callers:
    - net/ipv6/ip6_checksum.c:udp6_set_csum
  

Differences