net: openvswitch: remove unused keep_flows

keep_flows was introduced by [1], which used as flag to delete flows or not.
When rehashing or expanding the table instance, we will not flush the flows.
Now don't use it anymore, remove it.

[1] - acd051f176
Cc: Pravin B Shelar <pshelar@ovn.org>
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Acked-by: Pravin B Shelar <pshelar@ovn.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tonghao Zhang 2020-09-01 20:26:14 +08:00 committed by David S. Miller
parent df68d64ee3
commit e6896163b2
2 changed files with 0 additions and 7 deletions

View File

@ -168,7 +168,6 @@ static struct table_instance *table_instance_alloc(int new_size)
ti->n_buckets = new_size;
ti->node_ver = 0;
ti->keep_flows = false;
get_random_bytes(&ti->hash_seed, sizeof(u32));
return ti;
@ -481,9 +480,6 @@ void table_instance_flow_flush(struct flow_table *table,
{
int i;
if (ti->keep_flows)
return;
for (i = 0; i < ti->n_buckets; i++) {
struct hlist_head *head = &ti->buckets[i];
struct hlist_node *n;
@ -603,8 +599,6 @@ static void flow_table_copy_flows(struct table_instance *old,
lockdep_ovsl_is_held())
table_instance_insert(new, flow);
}
old->keep_flows = true;
}
static struct table_instance *table_instance_rehash(struct table_instance *ti,

View File

@ -53,7 +53,6 @@ struct table_instance {
struct rcu_head rcu;
int node_ver;
u32 hash_seed;
bool keep_flows;
};
struct flow_table {