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| author | Jarek Poplawski <jarkao2@gmail.com> | 2009-07-14 11:20:32 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-07-20 07:39:31 -0700 |
| commit | b902e5735272b6a79fe2853180b2ad6658aa9678 (patch) | |
| tree | 6fa76aa1db096e4b20ba27e59172c1deda07e3fb /net/ipv4/fib_trie.c | |
| parent | be916cdebe4dc720a23b1a9bb589f2c22afd6589 (diff) | |
| download | lwn-b902e5735272b6a79fe2853180b2ad6658aa9678.tar.gz lwn-b902e5735272b6a79fe2853180b2ad6658aa9678.zip | |
ipv4: fib_trie: Use tnode_get_child_rcu() and node_parent_rcu() in lookups
While looking for other fib_trie problems reported by Pawel Staszewski
I noticed there are a few uses of tnode_get_child() and node_parent()
in lookups instead of their rcu versions.
Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/fib_trie.c')
| -rw-r--r-- | net/ipv4/fib_trie.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 5741d1306cc5..d58b49115386 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1465,7 +1465,7 @@ static int fn_trie_lookup(struct fib_table *tb, const struct flowi *flp, cindex = tkey_extract_bits(mask_pfx(key, current_prefix_length), pos, bits); - n = tnode_get_child(pn, cindex); + n = tnode_get_child_rcu(pn, cindex); if (n == NULL) { #ifdef CONFIG_IP_FIB_TRIE_STATS @@ -1600,7 +1600,7 @@ backtrace: if (chopped_off <= pn->bits) { cindex &= ~(1 << (chopped_off-1)); } else { - struct tnode *parent = node_parent((struct node *) pn); + struct tnode *parent = node_parent_rcu((struct node *) pn); if (!parent) goto failed; @@ -1813,7 +1813,7 @@ static struct leaf *trie_firstleaf(struct trie *t) static struct leaf *trie_nextleaf(struct leaf *l) { struct node *c = (struct node *) l; - struct tnode *p = node_parent(c); + struct tnode *p = node_parent_rcu(c); if (!p) return NULL; /* trie with just one leaf */ |