diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/include/uapi/linux/bpf.h | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 852dc17ab47a..426b5c8a245b 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -2422,6 +2422,12 @@ enum bpf_lwt_encap_mode { BPF_LWT_ENCAP_SEG6_INLINE }; +#define __bpf_md_ptr(type, name) \ +union { \ + type name; \ + __u64 :64; \ +} __attribute__((aligned(8))) + /* user accessible mirror of in-kernel sk_buff. * new fields can only be added to the end of this structure */ @@ -2456,7 +2462,7 @@ struct __sk_buff { /* ... here. */ __u32 data_meta; - struct bpf_flow_keys *flow_keys; + __bpf_md_ptr(struct bpf_flow_keys *, flow_keys); }; struct bpf_tunnel_key { @@ -2572,8 +2578,8 @@ enum sk_action { * be added to the end of this structure */ struct sk_msg_md { - void *data; - void *data_end; + __bpf_md_ptr(void *, data); + __bpf_md_ptr(void *, data_end); __u32 family; __u32 remote_ip4; /* Stored in network byte order */ @@ -2589,8 +2595,9 @@ struct sk_reuseport_md { * Start of directly accessible data. It begins from * the tcp/udp header. */ - void *data; - void *data_end; /* End of directly accessible data */ + __bpf_md_ptr(void *, data); + /* End of directly accessible data */ + __bpf_md_ptr(void *, data_end); /* * Total length of packet (starting from the tcp/udp header). * Note that the directly accessible bytes (data_end - data) |