X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=target%2Flinux%2Fgeneric%2Fpatches-3.18%2F080-20-fib_trie-Fix-RCU-bug-and-merge-similar-bits-of-infla.patch;h=7e26127084f7178dc92eebf1bfea0f39f8bc7a6b;hb=17afb853eec6dc4f39f0815831379be004f98cc5;hp=be837526a411a38434a1a1bb5caa2ecf006ef242;hpb=87568ebeacd733d211da5dcce8d82df4aa872b84;p=openwrt%2Fopenwrt.git diff --git a/target/linux/generic/patches-3.18/080-20-fib_trie-Fix-RCU-bug-and-merge-similar-bits-of-infla.patch b/target/linux/generic/patches-3.18/080-20-fib_trie-Fix-RCU-bug-and-merge-similar-bits-of-infla.patch index be837526a4..7e26127084 100644 --- a/target/linux/generic/patches-3.18/080-20-fib_trie-Fix-RCU-bug-and-merge-similar-bits-of-infla.patch +++ b/target/linux/generic/patches-3.18/080-20-fib_trie-Fix-RCU-bug-and-merge-similar-bits-of-infla.patch @@ -29,7 +29,7 @@ Signed-off-by: David S. Miller --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c -@@ -396,8 +396,30 @@ static void put_child(struct tnode *tn, +@@ -396,8 +396,30 @@ static void put_child(struct tnode *tn, rcu_assign_pointer(tn->child[i], n); } @@ -150,7 +150,9 @@ Signed-off-by: David S. Miller - tp = node_parent(oldtnode); - NODE_INIT_PARENT(tn, tp); - put_child_root(tp, t, tn->key, tn); -- ++ /* setup the parent pointers into and out of this node */ ++ replace(t, oldtnode, tn); + - /* prepare oldtnode to be freed */ - tnode_free_init(oldtnode); - @@ -170,9 +172,7 @@ Signed-off-by: David S. Miller - /* fetch new nodes */ - node1 = tnode_get_child(tn, 2 * i + 1); - node0 = tnode_get_child(tn, 2 * i); -+ /* setup the parent pointers into and out of this node */ -+ replace(t, oldtnode, tn); - +- - /* bits == 1 then node0 and node1 represent inode's children */ - if (inode->bits == 1) { - node_set_parent(node1, tn); @@ -207,7 +207,7 @@ Signed-off-by: David S. Miller unsigned long i; pr_debug("In halve\n"); -@@ -577,14 +588,18 @@ static int halve(struct trie *t, struct +@@ -577,14 +588,18 @@ static int halve(struct trie *t, struct if (!tn) return -ENOMEM; @@ -228,7 +228,7 @@ Signed-off-by: David S. Miller /* At least one of the children is empty */ if (!node1 || !node0) { -@@ -609,34 +624,8 @@ static int halve(struct trie *t, struct +@@ -609,34 +624,8 @@ static int halve(struct trie *t, struct put_child(tn, i / 2, inode); }