website-struct

Struct: bpf_flow_keys

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: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
  };
  

• In 5.3: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
  };
  

• In 5.4: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In 5.8: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In 5.11: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In 5.13: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In 5.15: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In 5.19: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In 6.2: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In 6.5: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In 6.8: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

Arch

• In arm64: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In armhf: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In ppc64el: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In riscv64: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

Flavor

• In aws: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In azure: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In gcp: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

• In lowlatency: ✅

  struct bpf_flow_keys {
      __u16 nhoff;
      __u16 thoff;
      __u16 addr_proto;
      __u8 is_frag;
      __u8 is_first_frag;
      __u8 is_encap;
      __u8 ip_proto;
      __be16 n_proto;
      __be16 sport;
      __be16 dport;
      __be32 ipv4_src;
      __be32 ipv4_dst;
      __u32 ipv6_src[4];
      __u32 ipv6_dst[4];
      __u32 flags;
      __be32 flow_label;
  };
  

Differences

Regular

• No changes between 5.0 and 5.3 ✅
• Changed between 5.3 and 5.4 ⚠️

  • Field added. __u32 flags
  • Field added. __be32 flow_label
• 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 ✅