[ovs-dev] [bondlib 16/19] bridge: Get rid of 'n_ifaces' member of struct port.
Ben Pfaff
blp at nicira.com
Fri Mar 25 17:35:49 UTC 2011
If it doesn't exist then it can't have the wrong value.
---
vswitchd/bridge.c | 17 +++++++----------
1 files changed, 7 insertions(+), 10 deletions(-)
diff --git a/vswitchd/bridge.c b/vswitchd/bridge.c
index b6f30fd..222ed41 100644
--- a/vswitchd/bridge.c
+++ b/vswitchd/bridge.c
@@ -145,7 +145,6 @@ struct port {
/* An ordinary bridge port has 1 interface.
* A bridge port for bonding has at least 2 interfaces. */
struct list ifaces; /* List of "struct iface"s. */
- size_t n_ifaces; /* list_size(ifaces). */
/* Bonding info. */
struct bond *bond;
@@ -423,7 +422,7 @@ iterate_and_prune_ifaces(struct bridge *br,
}
}
- if (!port->n_ifaces) {
+ if (list_is_empty(&port->ifaces)) {
VLOG_WARN("%s port has no interfaces, dropping", port->name);
port_destroy(port);
}
@@ -1791,7 +1790,7 @@ bridge_reconfigure_one(struct bridge *br)
}
port_reconfigure(port, node->data);
- if (!port->n_ifaces) {
+ if (list_is_empty(&port->ifaces)) {
VLOG_WARN("bridge %s: port %s has no interfaces, dropping",
br->name, port->name);
port_destroy(port);
@@ -2007,7 +2006,7 @@ bridge_get_all_ifaces(const struct bridge *br, struct shash *ifaces)
LIST_FOR_EACH (iface, port_elem, &port->ifaces) {
shash_add_once(ifaces, iface->name, iface);
}
- if (port->n_ifaces > 1 && port->cfg->bond_fake_iface) {
+ if (!list_is_short(&port->ifaces) && port->cfg->bond_fake_iface) {
shash_add_once(ifaces, port->name, NULL);
}
}
@@ -2413,7 +2412,7 @@ update_learning_table(struct bridge *br, const struct flow *flow, int vlan,
if (is_gratuitous_arp(flow)) {
/* We don't want to learn from gratuitous ARP packets that are
* reflected back over bond slaves so we lock the learning table. */
- if (in_port->n_ifaces == 1) {
+ if (!in_port->bond) {
mac_entry_set_grat_arp_lock(mac);
} else if (mac_entry_is_grat_arp_locked(mac)) {
return;
@@ -2834,7 +2833,7 @@ port_reconfigure(struct port *port, const struct ovsrec_port *cfg)
/* Get VLAN tag. */
vlan = -1;
if (cfg->tag) {
- if (port->n_ifaces < 2) {
+ if (list_is_short(&port->ifaces)) {
vlan = *cfg->tag;
if (vlan >= 0 && vlan <= 4095) {
VLOG_DBG("port %s: assigning VLAN tag %d", port->name, vlan);
@@ -2985,7 +2984,7 @@ port_reconfigure_bond_lacp(struct port *port, struct lacp_settings *s)
if (s->priority <= 0 || s->priority > UINT16_MAX) {
/* Prefer bondable links if unspecified. */
- s->priority = UINT16_MAX - (port->n_ifaces > 1);
+ s->priority = UINT16_MAX - !list_is_short(&port->ifaces);
}
return s;
}
@@ -3013,7 +3012,7 @@ port_reconfigure_bond(struct port *port)
const char *detect_s;
struct iface *iface;
- if (port->n_ifaces < 2) {
+ if (list_is_short(&port->ifaces)) {
/* Not a bonded port. */
bond_destroy(port->bond);
port->bond = NULL;
@@ -3116,7 +3115,6 @@ iface_create(struct port *port, const struct ovsrec_interface *if_cfg)
shash_add_assert(&br->iface_by_name, iface->name, iface);
list_push_back(&port->ifaces, &iface->port_elem);
- port->n_ifaces++;
VLOG_DBG("attached network device %s to port %s", iface->name, port->name);
@@ -3143,7 +3141,6 @@ iface_destroy(struct iface *iface)
}
list_remove(&iface->port_elem);
- port->n_ifaces--;
netdev_close(iface->netdev);
--
1.7.1
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