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tcp: fix tcp check tx offload issue

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Type: fix

Signed-off-by: Simon Zhang <yuwei1.zhang@intel.com>
Change-Id: I3b8755831d762abf51e1cbe1b57024f9297de9a4
Signed-off-by: Simon Zhang <yuwei1.zhang@intel.com>
(cherry picked from commit 79bfb9e09c)
This commit is contained in:
Simon Zhang
2019-12-24 20:02:20 +08:00
committed by Andrew Yourtchenko
parent dfa1eeb158
commit 4fbd85cd89
1 changed files with 6 additions and 2 deletions
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8
src/vnet/tcp/tcp_input.c
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@ -2429,11 +2429,15 @@ tcp_check_tx_offload (tcp_connection_t * tc, int is_ipv4)
}
lb = load_balance_get (lb_idx);
if (PREDICT_FALSE (lb->lb_n_buckets > 1))
return;
dpo = load_balance_get_bucket_i (lb, 0);
sw_if_idx = dpo->dpoi_index;
hw_if = vnet_get_sup_hw_interface (vnm, sw_if_idx);
sw_if_idx = dpo_get_urpf (dpo);
if (PREDICT_FALSE (sw_if_idx == ~0))
return;
hw_if = vnet_get_sup_hw_interface (vnm, sw_if_idx);
if (hw_if->flags & VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO)
tc->cfg_flags |= TCP_CFG_F_TSO;
}