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authorRobert Olsson <robert.olsson@its.uu.se>2007-03-26 14:22:22 -0700
committerDavid S. Miller <davem@davemloft.net>2007-03-26 14:22:22 -0700
commitd562f1f8a92035d5d4681c178fccb991ce57f33a (patch)
tree0d0f8b635f3a5ab33c72b83d559f2e82b39e95ee /net/ipv4
parent79f4f6428f6ceb9af57330092271bda028c23a96 (diff)
downloadlinux-d562f1f8a92035d5d4681c178fccb991ce57f33a.tar.bz2
[IPV4] fib_trie: Document locking.
Paul E. McKenney writes: > Those of use who dive into networking only occasionally would much > appreciate this. ;-) No problem here... Acked-by: Robert Olsson <robert.olsson@its.uu.se> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> (but trivial) Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/fib_trie.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index ada9b3db507d..214c34732e84 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1123,6 +1123,9 @@ err:
return fa_head;
}
+/*
+ * Caller must hold RTNL.
+ */
static int fn_trie_insert(struct fib_table *tb, struct fib_config *cfg)
{
struct trie *t = (struct trie *) tb->tb_data;
@@ -1540,6 +1543,9 @@ static int trie_leaf_remove(struct trie *t, t_key key)
return 1;
}
+/*
+ * Caller must hold RTNL.
+ */
static int fn_trie_delete(struct fib_table *tb, struct fib_config *cfg)
{
struct trie *t = (struct trie *) tb->tb_data;
@@ -1718,6 +1724,9 @@ up:
return NULL; /* Ready. Root of trie */
}
+/*
+ * Caller must hold RTNL.
+ */
static int fn_trie_flush(struct fib_table *tb)
{
struct trie *t = (struct trie *) tb->tb_data;