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net: bridge: fdb: convert is_sticky to bitops 

Straight-forward convert of the is_sticky field to bitops.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov 2019-10-29 13:45:55 +02:00 committed by David S. Miller
parent 29e63fffd6
commit e0458d9a73
2 changed files with 8 additions and 8 deletions
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12
net/bridge/br_fdb.c
View File

@ -509,7 +509,6 @@ static struct net_bridge_fdb_entry *fdb_create(struct net_bridge *br,
fdb->added_by_user = 0;
fdb->added_by_external_learn = 0;
fdb->offloaded = 0;
fdb->is_sticky = 0;
fdb->updated = fdb->used = jiffies;
if (rhashtable_lookup_insert_fast(&br->fdb_hash_tbl,
&fdb->rhnode,
@ -590,7 +589,8 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
unsigned long now = jiffies;
/* fastpath: update of existing entry */
if (unlikely(source != fdb->dst && !fdb->is_sticky)) {
if (unlikely(source != fdb->dst &&
!test_bit(BR_FDB_STICKY, &fdb->flags))) {
fdb->dst = source;
fdb_modified = true;
/* Take over HW learned entry */
@ -662,7 +662,7 @@ static int fdb_fill_info(struct sk_buff *skb, const struct net_bridge *br,
ndm->ndm_flags |= NTF_OFFLOADED;
if (fdb->added_by_external_learn)
ndm->ndm_flags |= NTF_EXT_LEARNED;
if (fdb->is_sticky)
if (test_bit(BR_FDB_STICKY, &fdb->flags))
ndm->ndm_flags |= NTF_STICKY;
if (nla_put(skb, NDA_LLADDR, ETH_ALEN, &fdb->key.addr))
@ -809,7 +809,7 @@ static int fdb_add_entry(struct net_bridge *br, struct net_bridge_port *source,
const u8 *addr, u16 state, u16 flags, u16 vid,
u8 ndm_flags)
{
u8 is_sticky = !!(ndm_flags & NTF_STICKY);
bool is_sticky = !!(ndm_flags & NTF_STICKY);
struct net_bridge_fdb_entry *fdb;
bool modified = false;
@ -866,8 +866,8 @@ static int fdb_add_entry(struct net_bridge *br, struct net_bridge_port *source,
modified = true;
}
if (is_sticky != fdb->is_sticky) {
fdb->is_sticky = is_sticky;
if (is_sticky != test_bit(BR_FDB_STICKY, &fdb->flags)) {
change_bit(BR_FDB_STICKY, &fdb->flags);
modified = true;
}

4
net/bridge/br_private.h
View File

@ -176,6 +176,7 @@ struct net_bridge_vlan_group {
enum {
BR_FDB_LOCAL,
BR_FDB_STATIC,
BR_FDB_STICKY,
};
struct net_bridge_fdb_key {
@ -190,8 +191,7 @@ struct net_bridge_fdb_entry {
struct net_bridge_fdb_key key;
struct hlist_node fdb_node;
unsigned long flags;
unsigned char is_sticky:1,
added_by_user:1,
unsigned char added_by_user:1,
added_by_external_learn:1,
offloaded:1;