From 23c3d349e52e57600aaaf3ef32e4264fffb2d0db Mon Sep 17 00:00:00 2001 From: Simon Zhang Date: Tue, 15 Sep 2020 23:40:28 +0800 Subject: tcp: make max gso packet size configurable Type: improvement Signed-off-by: Simon Zhang Change-Id: I14de90f07d825c5c99023996a88173ee855e9a6f --- src/vnet/tcp/tcp_cli.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/vnet/tcp/tcp_cli.c') diff --git a/src/vnet/tcp/tcp_cli.c b/src/vnet/tcp/tcp_cli.c index edd4d2d1bc1..94ee21f91bc 100644 --- a/src/vnet/tcp/tcp_cli.c +++ b/src/vnet/tcp/tcp_cli.c @@ -1050,7 +1050,7 @@ unformat_tcp_cc_algo_cfg (unformat_input_t * input, va_list * va) static clib_error_t * tcp_config_fn (vlib_main_t * vm, unformat_input_t * input) { - u32 cwnd_multiplier, tmp_time, mtu; + u32 cwnd_multiplier, tmp_time, mtu, max_gso_size; uword memory_size; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) @@ -1100,6 +1100,8 @@ tcp_config_fn (vlib_main_t * vm, unformat_input_t * input) tcp_cfg.allow_tso = 1; else if (unformat (input, "no-csum-offload")) tcp_cfg.csum_offload = 0; + else if (unformat (input, "max-gso-size %u", &max_gso_size)) + tcp_cfg.max_gso_size = clib_min (max_gso_size, TCP_MAX_GSO_SZ); else if (unformat (input, "cc-algo %U", unformat_tcp_cc_algo, &tcp_cfg.cc_algo)) ; -- cgit 1.2.3-korg