This commit is contained in:
Pim van Pelt
2021-08-13 14:36:25 +02:00
parent a3dc56c014
commit cc61e7694d

View File

@ -35,23 +35,22 @@
/* walk function to copy forward all sw interface link state flags into
* their counterpart LIP link state.
*/
static walk_rc_t
lcp_itf_pair_walk_sync_state_cb (index_t lipi, void *ctx)
{
static walk_rc_t lcp_itf_pair_walk_sync_state_cb(index_t lipi, void *ctx) {
lcp_itf_pair_t *lip;
vnet_sw_interface_t *phy;
lip = lcp_itf_pair_get (lipi);
lip = lcp_itf_pair_get(lipi);
if (!lip)
return WALK_CONTINUE;
phy = vnet_get_sw_interface_or_null (vnet_get_main(), lip->lip_phy_sw_if_index);
if (!phy) return WALK_CONTINUE;
phy =
vnet_get_sw_interface_or_null(vnet_get_main(), lip->lip_phy_sw_if_index);
if (!phy)
return WALK_CONTINUE;
LCP_ITF_PAIR_DBG ("walk_sync_state: lip %U flags %u",
format_lcp_itf_pair, lip,
phy->flags);
lcp_itf_set_link_state (lip, (phy->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP));
LCP_ITF_PAIR_DBG("walk_sync_state: lip %U flags %u", format_lcp_itf_pair, lip,
phy->flags);
lcp_itf_set_link_state(lip, (phy->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP));
return WALK_CONTINUE;
}
@ -72,23 +71,23 @@ lcp_itf_admin_state_change (vnet_main_t * vnm, u32 sw_if_index, u32 flags)
if (!lip) return NULL;
LCP_ITF_PAIR_INFO ("admin_state_change: %U flags %u", format_lcp_itf_pair, lip, flags);
lcp_itf_set_link_state (lip, (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP));
lcp_itf_set_link_state(lip, (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP));
// Sync PHY carrier changes into TAP
hi = vnet_get_hw_interface_or_null (vnm, sw_if_index);
si = vnet_get_sw_interface_or_null (vnm, lip->lip_host_sw_if_index);
if (!si || !hi) return NULL;
LCP_ITF_PAIR_DBG ("admin_state_change: hi %U si %U %u",
format_vnet_sw_if_index_name, vnm, hi->hw_if_index,
format_vnet_sw_if_index_name, vnm, si->sw_if_index,
flags);
tap_set_carrier (si->hw_if_index, (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP));
LCP_ITF_PAIR_DBG("admin_state_change: hi %U si %U %u",
format_vnet_sw_if_index_name, vnm, hi->hw_if_index,
format_vnet_sw_if_index_name, vnm, si->sw_if_index, flags);
tap_set_carrier(si->hw_if_index,
(hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP));
// When Linux changes link on a master interface, all of its children also change.
// This is not true in VPP, so we are forced to undo that change by walking the
// sub-interfaces of a phy and syncing their state back into linux.
// For simplicity, just walk all interfaces.
lcp_itf_pair_walk (lcp_itf_pair_walk_sync_state_cb, 0);
// When Linux changes link on a master interface, all of its children also
// change. This is not true in VPP, so we are forced to undo that change by
// walking the sub-interfaces of a phy and syncing their state back into
// linux. For simplicity, just walk all interfaces.
lcp_itf_pair_walk(lcp_itf_pair_walk_sync_state_cb, 0);
return NULL;
}