From ffd78d1ef8fe80d1b756a71d42d5eadda60ae996 Mon Sep 17 00:00:00 2001 From: Neale Ranns Date: Fri, 9 Feb 2018 06:05:16 -0800 Subject: Improve MTU handling - setting MTU on an interface updates the L3 max bytes too - value cached in the adjacency is also updated - MTU exceeded generates ICMP to sender Change-Id: I343ec71d8e903b529594c4bd0543f04bc7f370b3 Signed-off-by: Neale Ranns --- src/vnet/interface_api.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) (limited to 'src/vnet/interface_api.c') diff --git a/src/vnet/interface_api.c b/src/vnet/interface_api.c index 0541f311bc2..ed116bc88d9 100644 --- a/src/vnet/interface_api.c +++ b/src/vnet/interface_api.c @@ -98,7 +98,6 @@ vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp) { vl_api_sw_interface_set_mtu_reply_t *rmp; vnet_main_t *vnm = vnet_get_main (); - u32 flags = ETHERNET_INTERFACE_FLAG_MTU; u32 sw_if_index = ntohl (mp->sw_if_index); u16 mtu = ntohs (mp->mtu); ethernet_main_t *em = ðernet_main; @@ -134,11 +133,7 @@ vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp) goto bad_sw_if_index; } - if (hi->max_packet_bytes != mtu) - { - hi->max_packet_bytes = mtu; - ethernet_set_flags (vnm, si->hw_if_index, flags); - } + vnet_hw_interface_set_mtu (vnm, si->hw_if_index, mtu); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_SW_INTERFACE_SET_MTU_REPLY); -- cgit 1.2.3-korg