Tell user space about device on which the map was created. Unfortunate reality of user ABI makes sharing this code with program offload difficult but the information is the same.
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| @@ -938,6 +938,9 @@ struct bpf_map_info { · 937 unmodified lines | ||
| 938 | 938 | __u32 max_entries; |
| 939 | 939 | __u32 map_flags; |
| 940 | 940 | char name[BPF_OBJ_NAME_LEN]; |
| 941 | + __u32 ifindex; | |
| 942 | + __u64 netns_dev; | |
| 943 | + __u64 netns_ino; | |
| 941 | 944 | } __attribute__((aligned(8))); |
| 942 | 945 | |
| 943 | 946 | /* User bpf_sock_ops struct to access socket values and specify request ops |