#include "hsr_framereg.h"
#include "hsr_netlink.h"
+#ifdef CONFIG_LOCKDEP
+int lockdep_hsr_is_held(spinlock_t *lock)
+{
+ return lockdep_is_held(lock);
+}
+#endif
+
u32 hsr_mac_hash(struct hsr_priv *hsr, const unsigned char *addr)
{
u32 hash = jhash(addr, ETH_ALEN, hsr->hash_seed);
return reciprocal_scale(hash, hsr->hash_buckets);
}
-struct hsr_node *hsr_node_get_first(struct hlist_head *head, int cond)
+struct hsr_node *hsr_node_get_first(struct hlist_head *head, spinlock_t *lock)
{
struct hlist_node *first;
- first = rcu_dereference_bh_check(hlist_first_rcu(head), cond);
+ first = rcu_dereference_bh_check(hlist_first_rcu(head),
+ lockdep_hsr_is_held(lock));
if (first)
return hlist_entry(first, struct hsr_node, mac_list);
{
struct hsr_node *node;
- node = hsr_node_get_first(&hsr->self_node_db,
- lockdep_is_held(&hsr->list_lock));
+ node = hsr_node_get_first(&hsr->self_node_db, &hsr->list_lock);
if (!node) {
WARN_ONCE(1, "HSR: No self node\n");
return false;
ether_addr_copy(node->macaddress_B, addr_b);
spin_lock_bh(&hsr->list_lock);
- oldnode = hsr_node_get_first(self_node_db,
- lockdep_is_held(&hsr->list_lock));
+ oldnode = hsr_node_get_first(self_node_db, &hsr->list_lock);
if (oldnode) {
hlist_replace_rcu(&oldnode->mac_list, &node->mac_list);
spin_unlock_bh(&hsr->list_lock);
struct hsr_node *node;
spin_lock_bh(&hsr->list_lock);
- node = hsr_node_get_first(self_node_db,
- lockdep_is_held(&hsr->list_lock));
+ node = hsr_node_get_first(self_node_db, &hsr->list_lock);
if (node) {
hlist_del_rcu(&node->mac_list);
kfree_rcu(node, rcu_head);
spin_lock_bh(&hsr->list_lock);
hlist_for_each_entry_rcu(node, node_db, mac_list,
- lockdep_is_held(&hsr->list_lock)) {
+ lockdep_hsr_is_held(&hsr->list_lock)) {
if (ether_addr_equal(node->macaddress_A, addr))
goto out;
if (ether_addr_equal(node->macaddress_B, addr))
if (!_pos) {
node = hsr_node_get_first(&hsr->node_db[hash],
- lockdep_is_held(&hsr->list_lock));
+ &hsr->list_lock);
if (node)
ether_addr_copy(addr, node->macaddress_A);
return node;
bool is_from_san;
};
+#ifdef CONFIG_LOCKDEP
+int lockdep_hsr_is_held(spinlock_t *lock);
+#else
+#define lockdep_hsr_is_held(lock) 1
+#endif
+
u32 hsr_mac_hash(struct hsr_priv *hsr, const unsigned char *addr);
-struct hsr_node *hsr_node_get_first(struct hlist_head *head, int cond);
+struct hsr_node *hsr_node_get_first(struct hlist_head *head, spinlock_t *lock);
void hsr_del_self_node(struct hsr_priv *hsr);
void hsr_del_nodes(struct hlist_head *node_db);
struct hsr_node *hsr_get_node(struct hsr_port *port, struct hlist_head *node_db,