diff options
| author |   Neale Ranns <neale.ranns@cisco.com> | 2018-02-09 06:05:16 -0800 |
|---|---|---|
| committer |   Damjan Marion <dmarion.lists@gmail.com> | 2018-02-12 11:23:33 +0000 |
| commit | ffd78d1ef8fe80d1b756a71d42d5eadda60ae996 (patch) | |
| tree | 99770e8773a7c3dd27c8b9b116edb6a39ace09ea /src/vnet/interface_cli.c | |
| parent | 2d6f66e1748be190664cbd72c826db32616d759a (diff) | |
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 <neale.ranns@cisco.com>
Diffstat (limited to 'src/vnet/interface_cli.c')
| -rw-r--r-- | src/vnet/interface_cli.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/src/vnet/interface_cli.c b/src/vnet/interface_cli.c index 5509e3ffa57..8880d9749b8 100644 --- a/src/vnet/interface_cli.c +++ b/src/vnet/interface_cli.c @@ -1132,7 +1132,6 @@ mtu_cmd (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { vnet_main_t *vnm = vnet_get_main (); u32 hw_if_index, mtu; - u32 flags = ETHERNET_INTERFACE_FLAG_MTU; ethernet_main_t *em = ðernet_main; if (unformat (input, "%d %U", &mtu, @@ -1153,11 +1152,7 @@ mtu_cmd (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) return clib_error_return (0, "Invalid mtu (%d): must be <= (%d)", mtu, hi->max_supported_packet_bytes); - if (hi->max_packet_bytes != mtu) - { - hi->max_packet_bytes = mtu; - ethernet_set_flags (vnm, hw_if_index, flags); - } + vnet_hw_interface_set_mtu (vnm, hw_if_index, mtu); } else return clib_error_return (0, "unknown input `%U'", |