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net/sched: cls_flower: merge filter delete/destroy common code 

Move common code from fl_delete and fl_detroy to __fl_delete.

Signed-off-by: Roi Dayan <roid@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Roi Dayan 2016-11-01 16:08:29 +02:00 committed by David S. Miller
parent a1a8f7fe92
commit 13fa876ebd
1 changed files with 11 additions and 10 deletions
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21
net/sched/cls_flower.c
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@ -269,6 +269,14 @@ static void fl_hw_update_stats(struct tcf_proto *tp, struct cls_fl_filter *f)
dev->netdev_ops->ndo_setup_tc(dev, tp->q->handle, tp->protocol, &tc);
}
static void __fl_delete(struct tcf_proto *tp, struct cls_fl_filter *f)
{
list_del_rcu(&f->list);
fl_hw_destroy_filter(tp, (unsigned long)f);
tcf_unbind_filter(tp, &f->res);
call_rcu(&f->rcu, fl_destroy_filter);
}
static bool fl_destroy(struct tcf_proto *tp, bool force)
{
struct cls_fl_head *head = rtnl_dereference(tp->root);
@ -277,12 +285,8 @@ static bool fl_destroy(struct tcf_proto *tp, bool force)
if (!force && !list_empty(&head->filters))
return false;
list_for_each_entry_safe(f, next, &head->filters, list) {
fl_hw_destroy_filter(tp, (unsigned long)f);
list_del_rcu(&f->list);
tcf_unbind_filter(tp, &f->res);
call_rcu(&f->rcu, fl_destroy_filter);
}
list_for_each_entry_safe(f, next, &head->filters, list)
__fl_delete(tp, f);
RCU_INIT_POINTER(tp->root, NULL);
if (head->mask_assigned)
rhashtable_destroy(&head->ht);
@ -742,10 +746,7 @@ static int fl_delete(struct tcf_proto *tp, unsigned long arg)
rhashtable_remove_fast(&head->ht, &f->ht_node,
head->ht_params);
list_del_rcu(&f->list);
fl_hw_destroy_filter(tp, (unsigned long)f);
tcf_unbind_filter(tp, &f->res);
call_rcu(&f->rcu, fl_destroy_filter);
__fl_delete(tp, f);
return 0;
}