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authorNeale Ranns <nranns@cisco.com>2018-08-24 05:43:35 -0700
committerDave Barach <openvpp@barachs.net>2018-08-24 17:00:18 +0000
commita9aedb681feb0a489b1b78435794081ecd5b88fc (patch)
treee2838abd03782059b4a57b16a83c6a9d52bcc0f1 /src
parent54f7c51fd5a1ea927a4df3a989f62afdf9d6c0c5 (diff)
MPLS tunnel: don't reuse hw-indices
this is the same behaviour as other tunnel types Change-Id: I6439f692bc2bc18f12eea599e0e06b9eaa5eb128 Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/vnet/mpls/mpls_tunnel.c42
1 files changed, 15 insertions, 27 deletions
diff --git a/src/vnet/mpls/mpls_tunnel.c b/src/vnet/mpls/mpls_tunnel.c
index 1d2614ca248..5ccd2b7a37c 100644
--- a/src/vnet/mpls/mpls_tunnel.c
+++ b/src/vnet/mpls/mpls_tunnel.c
@@ -32,11 +32,6 @@
static mpls_tunnel_t *mpls_tunnel_pool;
/**
- * @brief Pool of free tunnel SW indices - i.e. recycled indices
- */
-static u32 * mpls_tunnel_free_hw_if_indices;
-
-/**
* @brief DB of SW index to tunnel index
*/
static u32 *mpls_tunnel_db;
@@ -594,7 +589,8 @@ vnet_mpls_tunnel_del (u32 sw_if_index)
mt->mt_sibling_index);
dpo_reset(&mt->mt_l2_lb);
- vec_add1 (mpls_tunnel_free_hw_if_indices, mt->mt_hw_if_index);
+ vnet_delete_hw_interface (vnet_get_main(), mt->mt_hw_if_index);
+
pool_put(mpls_tunnel_pool, mt);
mpls_tunnel_db[sw_if_index] = ~0;
}
@@ -622,27 +618,15 @@ vnet_mpls_tunnel_create (u8 l2_only,
mt->mt_flags |= MPLS_TUNNEL_FLAG_L2;
/*
- * Create a new, or re=use and old, tunnel HW interface
+ * Create a new tunnel HW interface
*/
- if (vec_len (mpls_tunnel_free_hw_if_indices) > 0)
- {
- mt->mt_hw_if_index =
- mpls_tunnel_free_hw_if_indices[vec_len(mpls_tunnel_free_hw_if_indices)-1];
- _vec_len (mpls_tunnel_free_hw_if_indices) -= 1;
- hi = vnet_get_hw_interface (vnm, mt->mt_hw_if_index);
- hi->hw_instance = mti;
- hi->dev_instance = mti;
- }
- else
- {
- mt->mt_hw_if_index = vnet_register_interface(
- vnm,
- mpls_tunnel_class.index,
- mti,
- mpls_tunnel_hw_interface_class.index,
- mti);
- hi = vnet_get_hw_interface (vnm, mt->mt_hw_if_index);
- }
+ mt->mt_hw_if_index = vnet_register_interface(
+ vnm,
+ mpls_tunnel_class.index,
+ mti,
+ mpls_tunnel_hw_interface_class.index,
+ mti);
+ hi = vnet_get_hw_interface (vnm, mt->mt_hw_if_index);
/* Standard default MPLS tunnel MTU. */
vnet_sw_interface_set_mtu (vnm, hi->sw_if_index, 9000);
@@ -826,7 +810,11 @@ vnet_create_mpls_tunnel_command_fn (vlib_main_t * vm,
if (is_del)
{
- if (!vnet_mpls_tunnel_path_remove(sw_if_index, rpaths))
+ if (NULL == rpaths)
+ {
+ vnet_mpls_tunnel_del(sw_if_index);
+ }
+ else if (!vnet_mpls_tunnel_path_remove(sw_if_index, rpaths))
{
vnet_mpls_tunnel_del(sw_if_index);
}