Merge branch 'misc' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc...

[pandora-kernel.git] / net / ipv4 / netfilter / ip_conntrack_core.c

diff --git a/net/ipv4/netfilter/ip_conntrack_core.c b/net/ipv4/netfilter/ip_conntrack_core.c
index 7a4ecdd..979a2ea 100644 (file)
--- a/net/ipv4/netfilter/ip_conntrack_core.c
+++ b/net/ipv4/netfilter/ip_conntrack_core.c
@@ -77,11 +77,11 @@ unsigned int ip_ct_log_invalid;
 static LIST_HEAD(unconfirmed);
 static int ip_conntrack_vmalloc;
 
-static unsigned int ip_conntrack_next_id = 1;
-static unsigned int ip_conntrack_expect_next_id = 1;
+static unsigned int ip_conntrack_next_id;
+static unsigned int ip_conntrack_expect_next_id;
 #ifdef CONFIG_IP_NF_CONNTRACK_EVENTS
-struct notifier_block *ip_conntrack_chain;
-struct notifier_block *ip_conntrack_expect_chain;
+ATOMIC_NOTIFIER_HEAD(ip_conntrack_chain);
+ATOMIC_NOTIFIER_HEAD(ip_conntrack_expect_chain);
 
 DEFINE_PER_CPU(struct ip_conntrack_ecache, ip_conntrack_ecache);
 
@@ -92,7 +92,7 @@ __ip_ct_deliver_cached_events(struct ip_conntrack_ecache *ecache)
 {
        DEBUGP("ecache: delivering events for %p\n", ecache->ct);
        if (is_confirmed(ecache->ct) && !is_dying(ecache->ct) && ecache->events)
-               notifier_call_chain(&ip_conntrack_chain, ecache->events,
+               atomic_notifier_call_chain(&ip_conntrack_chain, ecache->events,
                                    ecache->ct);
        ecache->events = 0;
        ip_conntrack_put(ecache->ct);
@@ -133,7 +133,7 @@ static void ip_ct_event_cache_flush(void)
        struct ip_conntrack_ecache *ecache;
        int cpu;
 
-       for_each_cpu(cpu) {
+       for_each_possible_cpu(cpu) {
                ecache = &per_cpu(ip_conntrack_ecache, cpu);
                if (ecache->ct)
                        ip_conntrack_put(ecache->ct);
@@ -1345,6 +1345,11 @@ static int kill_all(struct ip_conntrack *i, void *data)
        return 1;
 }
 
+void ip_conntrack_flush(void)
+{
+       ip_ct_iterate_cleanup(kill_all, NULL);
+}
+
 static void free_conntrack_hash(struct list_head *hash, int vmalloced,int size)
 {
        if (vmalloced)
@@ -1354,8 +1359,12 @@ static void free_conntrack_hash(struct list_head *hash, int vmalloced,int size)
                           get_order(sizeof(struct list_head) * size));
 }
 
-void ip_conntrack_flush(void)
+/* Mishearing the voices in his head, our hero wonders how he's
+   supposed to kill the mall. */
+void ip_conntrack_cleanup(void)
 {
+       ip_ct_attach = NULL;
+
        /* This makes sure all current packets have passed through
            netfilter framework.  Roll on, two-stage module
            delete... */
@@ -1363,7 +1372,7 @@ void ip_conntrack_flush(void)
 
        ip_ct_event_cache_flush();
  i_see_dead_people:
-       ip_ct_iterate_cleanup(kill_all, NULL);
+       ip_conntrack_flush();
        if (atomic_read(&ip_conntrack_count) != 0) {
                schedule();
                goto i_see_dead_people;
@@ -1371,14 +1380,7 @@ void ip_conntrack_flush(void)
        /* wait until all references to ip_conntrack_untracked are dropped */
        while (atomic_read(&ip_conntrack_untracked.ct_general.use) > 1)
                schedule();
-}
 
-/* Mishearing the voices in his head, our hero wonders how he's
-   supposed to kill the mall. */
-void ip_conntrack_cleanup(void)
-{
-       ip_ct_attach = NULL;
-       ip_conntrack_flush();
        kmem_cache_destroy(ip_conntrack_cachep);
        kmem_cache_destroy(ip_conntrack_expect_cachep);
        free_conntrack_hash(ip_conntrack_hash, ip_conntrack_vmalloc,