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Willem de Bruijn authored
When pushing tunnel headers, annotate skbs in the same way as tunnel devices. For GSO packets, the network stack requires certain fields set to segment packets with tunnel headers. gro_gse_segment depends on transport and inner mac header, for instance. Add an option to pass this information. Remove the restriction on len_diff to network header length, which is too short, e.g., for GRE protocols. Changes v1->v2: - document new flags - BPF_F_ADJ_ROOM_MASK moved v2->v3: - BPF_F_ADJ_ROOM_ENCAP_L3_MASK moved Signed-off-by:
Willem de Bruijn <willemb@google.com> Signed-off-by:
Alexei Starovoitov <ast@kernel.org>
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