From 71c99e32b926159ea628352751f66383d7d04d17 Mon Sep 17 00:00:00 2001 From: Stanislav Fomichev Date: Thu, 25 Jul 2019 15:52:30 -0700 Subject: bpf/flow_dissector: support ipv6 flow_label and BPF_FLOW_DISSECTOR_F_STOP_AT_FLOW_LABEL Add support for exporting ipv6 flow label via bpf_flow_keys. Export flow label from bpf_flow.c and also return early when BPF_FLOW_DISSECTOR_F_STOP_AT_FLOW_LABEL is passed. Acked-by: Petar Penkov Acked-by: Willem de Bruijn Acked-by: Song Liu Cc: Song Liu Cc: Willem de Bruijn Cc: Petar Penkov Signed-off-by: Stanislav Fomichev Signed-off-by: Alexei Starovoitov --- tools/include/uapi/linux/bpf.h | 1 + 1 file changed, 1 insertion(+) (limited to 'tools/include/uapi/linux') diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 2e4b0848d795..3d7fc67ec1b8 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -3530,6 +3530,7 @@ struct bpf_flow_keys { }; }; __u32 flags; + __be32 flow_label; }; struct bpf_func_info { -- cgit v1.2.3