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authorJonathan Lemon <jonathan.lemon@gmail.com>2019-06-06 13:59:40 -0700
committerAlexei Starovoitov <ast@kernel.org>2019-06-10 23:31:26 -0700
commitfada7fdc83c0bf8755956bff707c42b609223301 (patch)
tree905e559b4c1aa750e8a08b2c357e8a358d35e9fb /include/uapi
parent4ecabd55c90469629460f035f4bf4c8ae3d2743b (diff)
bpf: Allow bpf_map_lookup_elem() on an xskmap
Currently, the AF_XDP code uses a separate map in order to determine if an xsk is bound to a queue. Instead of doing this, have bpf_map_lookup_elem() return a xdp_sock. Rearrange some xdp_sock members to eliminate structure holes. Remove selftest - will be added back in later patch. Signed-off-by: Jonathan Lemon <jonathan.lemon@gmail.com> Acked-by: Martin KaFai Lau <kafai@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/bpf.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 7c6aef253173..ae0907d8c03a 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -3083,6 +3083,10 @@ struct bpf_sock_tuple {
};
};
+struct bpf_xdp_sock {
+ __u32 queue_id;
+};
+
#define XDP_PACKET_HEADROOM 256
/* User return codes for XDP prog type.