diff options
| author |   Ole Troan <ot@cisco.com> | 2018-03-27 14:48:39 +0200 |
|---|---|---|
| committer |   Neale Ranns <nranns@cisco.com> | 2018-04-13 13:27:44 +0000 |
| commit | 70083ee74c3141bbefb185525315f1b34497dcaa (patch) | |
| tree | 2b93f23b853239152864ad5ee0db073d37c341ea /src/vnet/interface_funcs.h | |
| parent | 25b049484fcf9161edb2c19250066b893c38c264 (diff) | |
MTU: Setting of MTU on software interface (instead of hardware interface)
Change-Id: I98bd454a761a1032738a21edeb0fe847e801f901
Signed-off-by: Ole Troan <ot@cisco.com>
Diffstat (limited to 'src/vnet/interface_funcs.h')
| -rw-r--r-- | src/vnet/interface_funcs.h | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/src/vnet/interface_funcs.h b/src/vnet/interface_funcs.h index 6e188f7f543..42b69bdf789 100644 --- a/src/vnet/interface_funcs.h +++ b/src/vnet/interface_funcs.h @@ -87,6 +87,15 @@ vnet_get_sup_hw_interface (vnet_main_t * vnm, u32 sw_if_index) return vnet_get_hw_interface (vnm, sw->hw_if_index); } +always_inline vnet_hw_interface_t * +vnet_get_sw_hw_interface (vnet_main_t * vnm, u32 sw_if_index) +{ + vnet_sw_interface_t *sw = vnet_get_sw_interface (vnm, sw_if_index); + if (sw->type == VNET_SW_INTERFACE_TYPE_HARDWARE) + return vnet_get_hw_interface (vnm, sw->hw_if_index); + return vnet_get_sup_hw_interface (vnm, sw_if_index); +} + always_inline vnet_hw_interface_class_t * vnet_get_hw_interface_class (vnet_main_t * vnm, u32 hw_class_index) { @@ -219,19 +228,11 @@ vnet_hw_interface_get_flags (vnet_main_t * vnm, u32 hw_if_index) } always_inline uword -vnet_hw_interface_get_mtu (vnet_main_t * vnm, u32 hw_if_index, - vlib_rx_or_tx_t dir) -{ - vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index); - return hw->max_l3_packet_bytes[dir]; -} - -always_inline uword vnet_sw_interface_get_mtu (vnet_main_t * vnm, u32 sw_if_index, vlib_rx_or_tx_t dir) { - vnet_hw_interface_t *hw = vnet_get_sup_hw_interface (vnm, sw_if_index); - return (hw->max_l3_packet_bytes[dir]); + vnet_sw_interface_t *sw = vnet_get_sw_interface (vnm, sw_if_index); + return (sw->max_l3_packet_bytes[dir]); } always_inline uword @@ -292,8 +293,8 @@ clib_error_t *set_hw_interface_change_rx_mode (vnet_main_t * vnm, vnet_hw_interface_rx_mode mode); -/* Set the MTU on the HW interface */ -void vnet_hw_interface_set_mtu (vnet_main_t * vnm, u32 hw_if_index, u32 mtu); +/* Set the MTU on the SW interface */ +int vnet_sw_interface_set_mtu (vnet_main_t * vnm, u32 sw_if_index, u32 mtu); /* update the unnumbered state of an interface */ void vnet_sw_interface_update_unnumbered (u32 sw_if_index, |