diff options
Diffstat (limited to 'src/vnet/tcp/tcp_output.c')
| -rw-r--r-- | src/vnet/tcp/tcp_output.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c index 081a6bf521a..a7b0e398d36 100644 --- a/src/vnet/tcp/tcp_output.c +++ b/src/vnet/tcp/tcp_output.c @@ -2261,13 +2261,16 @@ tcp_output_push_ip (vlib_main_t * vm, vlib_buffer_t * b0, always_inline void tcp_check_if_gso (tcp_connection_t * tc, vlib_buffer_t * b) { - if (PREDICT_TRUE (!(b->flags & VLIB_BUFFER_TOTAL_LENGTH_VALID))) + if (!tc->is_tso) return; - u16 data_len = - b->current_length + b->total_length_not_including_first_buffer - - sizeof (tcp_header_t) - tc->snd_opts_len; + u16 data_len = b->current_length - sizeof (tcp_header_t) - tc->snd_opts_len; - if (data_len > tc->snd_mss) + if (PREDICT_FALSE (b->flags & VLIB_BUFFER_TOTAL_LENGTH_VALID)) + data_len += b->total_length_not_including_first_buffer; + + if (PREDICT_TRUE (data_len <= tc->snd_mss)) + return; + else { ASSERT ((b->flags & VNET_BUFFER_F_L3_HDR_OFFSET_VALID) != 0); ASSERT ((b->flags & VNET_BUFFER_F_L4_HDR_OFFSET_VALID) != 0); |