diff options
Diffstat (limited to 'net/openvswitch/flow_table.h')
| -rw-r--r-- | net/openvswitch/flow_table.h | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/net/openvswitch/flow_table.h b/net/openvswitch/flow_table.h index 8a5cea6ae111..74ce48fecba9 100644 --- a/net/openvswitch/flow_table.h +++ b/net/openvswitch/flow_table.h @@ -27,9 +27,23 @@ struct mask_cache_entry { u32 mask_index; }; +struct mask_cache { + struct rcu_head rcu; + u32 cache_size; /* Must be ^2 value. */ + struct mask_cache_entry __percpu *mask_cache; +}; + +struct mask_count { + int index; + u64 counter; +}; + struct mask_array { struct rcu_head rcu; int count, max; + u64 __percpu *masks_usage_cntr; + u64 *masks_usage_zero_cntr; + struct u64_stats_sync syncp; struct sw_flow_mask __rcu *masks[]; }; @@ -45,7 +59,7 @@ struct table_instance { struct flow_table { struct table_instance __rcu *ti; struct table_instance __rcu *ufid_ti; - struct mask_cache_entry __percpu *mask_cache; + struct mask_cache __rcu *mask_cache; struct mask_array __rcu *mask_array; unsigned long last_rehash; unsigned int count; @@ -69,12 +83,15 @@ int ovs_flow_tbl_insert(struct flow_table *table, struct sw_flow *flow, const struct sw_flow_mask *mask); void ovs_flow_tbl_remove(struct flow_table *table, struct sw_flow *flow); int ovs_flow_tbl_num_masks(const struct flow_table *table); +u32 ovs_flow_tbl_masks_cache_size(const struct flow_table *table); +int ovs_flow_tbl_masks_cache_resize(struct flow_table *table, u32 size); struct sw_flow *ovs_flow_tbl_dump_next(struct table_instance *table, u32 *bucket, u32 *idx); struct sw_flow *ovs_flow_tbl_lookup_stats(struct flow_table *, const struct sw_flow_key *, u32 skb_hash, - u32 *n_mask_hit); + u32 *n_mask_hit, + u32 *n_cache_hit); struct sw_flow *ovs_flow_tbl_lookup(struct flow_table *, const struct sw_flow_key *); struct sw_flow *ovs_flow_tbl_lookup_exact(struct flow_table *tbl, @@ -86,4 +103,7 @@ bool ovs_flow_cmp(const struct sw_flow *, const struct sw_flow_match *); void ovs_flow_mask_key(struct sw_flow_key *dst, const struct sw_flow_key *src, bool full, const struct sw_flow_mask *mask); + +void ovs_flow_masks_rebalance(struct flow_table *table); + #endif /* flow_table.h */ |