diff options
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/fib_lookup.h | 1 | ||||
| -rw-r--r-- | net/ipv4/fib_trie.c | 37 |
2 files changed, 19 insertions, 19 deletions
diff --git a/net/ipv4/fib_lookup.h b/net/ipv4/fib_lookup.h index 3cd444f4e0f6..ae2e6eede46e 100644 --- a/net/ipv4/fib_lookup.h +++ b/net/ipv4/fib_lookup.h @@ -11,6 +11,7 @@ struct fib_alias { u8 fa_tos; u8 fa_type; u8 fa_state; + u8 fa_slen; struct rcu_head rcu; }; diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index d28362db51a0..79cd8c029cf4 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1219,6 +1219,7 @@ int fib_table_insert(struct fib_table *tb, struct fib_config *cfg) new_fa->fa_type = cfg->fc_type; state = fa->fa_state; new_fa->fa_state = state & ~FA_S_ACCESSED; + new_fa->fa_slen = fa->fa_slen; hlist_replace_rcu(&fa->fa_list, &new_fa->fa_list); alias_free_mem_rcu(fa); @@ -1254,10 +1255,9 @@ int fib_table_insert(struct fib_table *tb, struct fib_config *cfg) new_fa->fa_tos = tos; new_fa->fa_type = cfg->fc_type; new_fa->fa_state = 0; - /* - * Insert new entry to the list. - */ + new_fa->fa_slen = KEYLENGTH - plen; + /* Insert new entry to the list. */ if (!fa_head) { fa_head = fib_insert_node(t, key, plen); if (unlikely(!fa_head)) { @@ -1420,14 +1420,14 @@ found: hlist_for_each_entry_rcu(li, &n->list, hlist) { struct fib_alias *fa; - if (((key ^ n->key) >= (1ul << li->slen)) && - ((BITS_PER_LONG > KEYLENGTH) || (li->slen != KEYLENGTH))) - continue; - hlist_for_each_entry_rcu(fa, &li->falh, fa_list) { struct fib_info *fi = fa->fa_info; int nhsel, err; + if (((key ^ n->key) >= (1ul << fa->fa_slen)) && + ((BITS_PER_LONG > KEYLENGTH) || + (fa->fa_slen != KEYLENGTH))) + continue; if (fa->fa_tos && fa->fa_tos != flp->flowi4_tos) continue; if (fi->fib_dead) @@ -1455,7 +1455,7 @@ found: if (!(fib_flags & FIB_LOOKUP_NOREF)) atomic_inc(&fi->fib_clntref); - res->prefixlen = KEYLENGTH - li->slen; + res->prefixlen = KEYLENGTH - fa->fa_slen; res->nh_sel = nhsel; res->type = fa->fa_type; res->scope = fi->fib_scope; @@ -1468,11 +1468,10 @@ found: return err; } } - + } #ifdef CONFIG_IP_FIB_TRIE_STATS - this_cpu_inc(stats->semantic_match_miss); + this_cpu_inc(stats->semantic_match_miss); #endif - } goto backtrace; } EXPORT_SYMBOL_GPL(fib_table_lookup); @@ -1735,7 +1734,7 @@ void fib_free_table(struct fib_table *tb) kfree(tb); } -static int fn_trie_dump_fa(t_key key, int slen, struct hlist_head *fah, +static int fn_trie_dump_fa(t_key key, struct hlist_head *fah, struct fib_table *tb, struct sk_buff *skb, struct netlink_callback *cb) { @@ -1760,7 +1759,7 @@ static int fn_trie_dump_fa(t_key key, int slen, struct hlist_head *fah, tb->tb_id, fa->fa_type, xkey, - KEYLENGTH - slen, + KEYLENGTH - fa->fa_slen, fa->fa_tos, fa->fa_info, NLM_F_MULTI) < 0) { cb->args[5] = i; @@ -1794,7 +1793,7 @@ static int fn_trie_dump_leaf(struct tnode *l, struct fib_table *tb, if (hlist_empty(&li->falh)) continue; - if (fn_trie_dump_fa(l->key, li->slen, &li->falh, tb, skb, cb) < 0) { + if (fn_trie_dump_fa(l->key, &li->falh, tb, skb, cb) < 0) { cb->args[4] = i; return -1; } @@ -2281,7 +2280,7 @@ static int fib_trie_seq_show(struct seq_file *seq, void *v) seq_indent(seq, iter->depth+1); seq_printf(seq, " /%zu %s %s", - KEYLENGTH - li->slen, + KEYLENGTH - fa->fa_slen, rtn_scope(buf1, sizeof(buf1), fa->fa_info->fib_scope), rtn_type(buf2, sizeof(buf2), @@ -2419,6 +2418,7 @@ static int fib_route_seq_show(struct seq_file *seq, void *v) { struct tnode *l = v; struct leaf_info *li; + __be32 prefix; if (v == SEQ_START_TOKEN) { seq_printf(seq, "%-127s\n", "Iface\tDestination\tGateway " @@ -2427,15 +2427,14 @@ static int fib_route_seq_show(struct seq_file *seq, void *v) return 0; } + prefix = htonl(l->key); + hlist_for_each_entry_rcu(li, &l->list, hlist) { struct fib_alias *fa; - __be32 mask, prefix; - - mask = inet_make_mask(KEYLENGTH - li->slen); - prefix = htonl(l->key); hlist_for_each_entry_rcu(fa, &li->falh, fa_list) { const struct fib_info *fi = fa->fa_info; + __be32 mask = inet_make_mask(KEYLENGTH - fa->fa_slen); unsigned int flags = fib_flag_trans(fa->fa_type, mask, fi); if (fa->fa_type == RTN_BROADCAST |