/* threads on same numa node. */
unsigned core_id; /* CPU core id of this pmd thread. */
int numa_id; /* numa node id of this pmd thread. */
+ int tx_qid; /* Queue id used by this pmd thread to
+ * send packets on all netdevs */
/* Only a pmd thread can write on its own 'cycles' and 'stats'.
* The main thread keeps 'stats_zero' and 'cycles_zero' as base
flow_cache->sweep_idx = (flow_cache->sweep_idx + 1) & EM_FLOW_HASH_MASK;
}
+/* Returns true if 'dpif' is a netdev or dummy dpif, false otherwise. */
+bool
+dpif_is_netdev(const struct dpif *dpif)
+{
+ return dpif->dpif_class->open == dpif_netdev_open;
+}
+
static struct dpif_netdev *
dpif_netdev_cast(const struct dpif *dpif)
{
- ovs_assert(dpif->dpif_class->open == dpif_netdev_open);
+ ovs_assert(dpif_is_netdev(dpif));
return CONTAINER_OF(dpif, struct dpif_netdev, dpif);
}
if (pmd->numa_id != OVS_NUMA_UNSPEC) {
ds_put_format(reply, " numa_id %d", pmd->numa_id);
}
- if (pmd->core_id != OVS_CORE_UNSPEC) {
+ if (pmd->core_id != OVS_CORE_UNSPEC && pmd->core_id != NON_PMD_CORE_ID) {
ds_put_format(reply, " core_id %u", pmd->core_id);
}
ds_put_cstr(reply, ":\n");
ovs_mutex_init_recursive(&dp->non_pmd_mutex);
ovsthread_key_create(&dp->per_pmd_key, NULL);
- /* Reserves the core NON_PMD_CORE_ID for all non-pmd threads. */
- ovs_numa_try_pin_core_specific(NON_PMD_CORE_ID);
dp_netdev_set_nonpmd(dp);
dp->n_dpdk_rxqs = NR_QUEUE;
return ENOENT;
}
/* There can only be ovs_numa_get_n_cores() pmd threads,
- * so creates a txq for each. */
- error = netdev_set_multiq(netdev, n_cores, dp->n_dpdk_rxqs);
+ * so creates a txq for each, and one extra for the non
+ * pmd threads. */
+ error = netdev_set_multiq(netdev, n_cores + 1, dp->n_dpdk_rxqs);
if (error && (error != EOPNOTSUPP)) {
VLOG_ERR("%s, cannot set multiq", devname);
return errno;
if (ufidp) {
CMAP_FOR_EACH_WITH_HASH (netdev_flow, node, dp_netdev_flow_hash(ufidp),
&pmd->flow_table) {
- if (ovs_u128_equal(&netdev_flow->ufid, ufidp)) {
+ if (ovs_u128_equals(&netdev_flow->ufid, ufidp)) {
return netdev_flow;
}
}
struct flow_wildcards wc;
struct dp_netdev_actions *actions;
size_t offset;
+ struct odp_flow_key_parms odp_parms = {
+ .flow = &netdev_flow->flow,
+ .mask = &wc.masks,
+ .recirc = true,
+ .max_mpls_depth = SIZE_MAX,
+ };
miniflow_expand(&netdev_flow->cr.mask->mf, &wc.masks);
/* Key */
offset = key_buf->size;
flow->key = ofpbuf_tail(key_buf);
- odp_flow_key_from_flow(key_buf, &netdev_flow->flow, &wc.masks,
- netdev_flow->flow.in_port.odp_port, true);
+ odp_parms.odp_in_port = netdev_flow->flow.in_port.odp_port;
+ odp_flow_key_from_flow(&odp_parms, key_buf);
flow->key_len = key_buf->size - offset;
/* Mask */
offset = mask_buf->size;
flow->mask = ofpbuf_tail(mask_buf);
- odp_flow_key_from_mask(mask_buf, &wc.masks, &netdev_flow->flow,
- odp_to_u32(wc.masks.in_port.odp_port),
- SIZE_MAX, true);
+ odp_parms.odp_in_port = wc.masks.in_port.odp_port;
+ odp_flow_key_from_mask(&odp_parms, mask_buf);
flow->mask_len = mask_buf->size - offset;
/* Actions */
}
/* Sets the new rx queue config. */
- err = netdev_set_multiq(port->netdev, ovs_numa_get_n_cores(),
+ err = netdev_set_multiq(port->netdev,
+ ovs_numa_get_n_cores() + 1,
n_rxqs);
if (err && (err != EOPNOTSUPP)) {
VLOG_ERR("Failed to set dpdk interface %s rx_queue to:"
return next;
}
+static int
+core_id_to_qid(unsigned core_id)
+{
+ if (core_id != NON_PMD_CORE_ID) {
+ return core_id;
+ } else {
+ return ovs_numa_get_n_cores();
+ }
+}
+
/* Configures the 'pmd' based on the input argument. */
static void
dp_netdev_configure_pmd(struct dp_netdev_pmd_thread *pmd, struct dp_netdev *dp,
pmd->dp = dp;
pmd->index = index;
pmd->core_id = core_id;
+ pmd->tx_qid = core_id_to_qid(core_id);
pmd->numa_id = numa_id;
ovs_refcount_init(&pmd->ref_cnt);
struct ds ds = DS_EMPTY_INITIALIZER;
char *packet_str;
struct ofpbuf key;
+ struct odp_flow_key_parms odp_parms = {
+ .flow = flow,
+ .mask = &wc->masks,
+ .odp_in_port = flow->in_port.odp_port,
+ .recirc = true,
+ };
ofpbuf_init(&key, 0);
- odp_flow_key_from_flow(&key, flow, &wc->masks, flow->in_port.odp_port,
- true);
+ odp_flow_key_from_flow(&odp_parms, &key);
packet_str = ofp_packet_to_string(dp_packet_data(packet_),
dp_packet_size(packet_));
continue;
}
+ if (i != cnt - 1) {
+ /* Prefetch next packet data */
+ OVS_PREFETCH(dp_packet_data(packets[i+1]));
+ }
+
miniflow_extract(packets[i], &key.mf);
key.len = 0; /* Not computed yet. */
key.hash = dpif_netdev_packet_get_rss_hash(packets[i], &key.mf);
}
static void
-dp_netdev_drop_packets(struct dp_packet ** packets, int cnt, bool may_steal)
+dp_netdev_drop_packets(struct dp_packet **packets, int cnt, bool may_steal)
{
if (may_steal) {
int i;
case OVS_ACTION_ATTR_OUTPUT:
p = dp_netdev_lookup_port(dp, u32_to_odp(nl_attr_get_u32(a)));
if (OVS_LIKELY(p)) {
- netdev_send(p->netdev, pmd->core_id, packets, cnt, may_steal);
+ netdev_send(p->netdev, pmd->tx_qid, packets, cnt, may_steal);
return;
}
break;
dp_register_provider(class);
}
+static void
+dpif_dummy_override(const char *type)
+{
+ if (!dp_unregister_provider(type)) {
+ dpif_dummy_register__(type);
+ }
+}
+
void
-dpif_dummy_register(bool override)
+dpif_dummy_register(enum dummy_level level)
{
- if (override) {
+ if (level == DUMMY_OVERRIDE_ALL) {
struct sset types;
const char *type;
sset_init(&types);
dp_enumerate_types(&types);
SSET_FOR_EACH (type, &types) {
- if (!dp_unregister_provider(type)) {
- dpif_dummy_register__(type);
- }
+ dpif_dummy_override(type);
}
sset_destroy(&types);
+ } else if (level == DUMMY_OVERRIDE_SYSTEM) {
+ dpif_dummy_override("system");
}
dpif_dummy_register__("dummy");
projects / cascardo / ovs.git / blobdiff