Merge refs/heads/ieee80211-wifi from master.kernel.org:/pub/scm/linux/kernel/git...

[linux-2.6] / net / ipv4 / inetpeer.c

diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
index 95473953c406ebe2cc7217918381b5896f3ace66..f84ba9c96551e015882d9895ac197814c3b769f1 100644 (file)
--- a/net/ipv4/inetpeer.c
+++ b/net/ipv4/inetpeer.c
@@ -20,6 +20,7 @@
 #include <linux/kernel.h>
 #include <linux/mm.h>
 #include <linux/net.h>
+#include <net/ip.h>
 #include <net/inetpeer.h>
 
 /*
@@ -72,7 +73,7 @@
 /* Exported for inet_getid inline function.  */
 DEFINE_SPINLOCK(inet_peer_idlock);
 
-static kmem_cache_t *peer_cachep;
+static kmem_cache_t *peer_cachep __read_mostly;
 
 #define node_height(x) x->avl_height
 static struct inet_peer peer_fake_node = {
@@ -450,11 +451,12 @@ static void peer_check_expire(unsigned long dummy)
        /* Trigger the timer after inet_peer_gc_mintime .. inet_peer_gc_maxtime
         * interval depending on the total number of entries (more entries,
         * less interval). */
-       peer_periodic_timer.expires = jiffies
-               + inet_peer_gc_maxtime
-               - (inet_peer_gc_maxtime - inet_peer_gc_mintime) / HZ *
-                       peer_total / inet_peer_threshold * HZ;
+       if (peer_total >= inet_peer_threshold)
+               peer_periodic_timer.expires = jiffies + inet_peer_gc_mintime;
+       else
+               peer_periodic_timer.expires = jiffies
+                       + inet_peer_gc_maxtime
+                       - (inet_peer_gc_maxtime - inet_peer_gc_mintime) / HZ *
+                               peer_total / inet_peer_threshold * HZ;
        add_timer(&peer_periodic_timer);
 }
-
-EXPORT_SYMBOL(inet_peer_idlock);