netns xfrm: per-netns km_waitq

[linux-2.6-omap-h63xx.git] / net / xfrm / xfrm_state.c

diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 69c0b06bf7567401784aa1cbeb15c2adb961ac8c..24bd89e76236917d81175952ff87d83e7b58aa50 100644 (file)
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -170,9 +170,6 @@ out_unlock:
        mutex_unlock(&hash_resize_mutex);
 }
 
-DECLARE_WAIT_QUEUE_HEAD(km_waitq);
-EXPORT_SYMBOL(km_waitq);
-
 static DEFINE_RWLOCK(xfrm_state_afinfo_lock);
 static struct xfrm_state_afinfo *xfrm_state_afinfo[NPROTO];
 
@@ -399,7 +396,7 @@ static void xfrm_state_gc_task(struct work_struct *work)
        hlist_for_each_entry_safe(x, entry, tmp, &gc_list, gclist)
                xfrm_state_gc_destroy(x);
 
-       wake_up(&km_waitq);
+       wake_up(&net->xfrm.km_waitq);
 }
 
 static inline unsigned long make_jiffies(long secs)
@@ -470,7 +467,7 @@ resched:
 expired:
        if (x->km.state == XFRM_STATE_ACQ && x->id.spi == 0) {
                x->km.state = XFRM_STATE_EXPIRED;
-               wake_up(&km_waitq);
+               wake_up(&init_net.xfrm.km_waitq);
                next = 2;
                goto resched;
        }
@@ -638,7 +635,7 @@ restart:
 
 out:
        spin_unlock_bh(&xfrm_state_lock);
-       wake_up(&km_waitq);
+       wake_up(&init_net.xfrm.km_waitq);
        return err;
 }
 EXPORT_SYMBOL(xfrm_state_flush);
@@ -929,7 +926,7 @@ static void __xfrm_state_insert(struct xfrm_state *x)
        if (x->replay_maxage)
                mod_timer(&x->rtimer, jiffies + x->replay_maxage);
 
-       wake_up(&km_waitq);
+       wake_up(&init_net.xfrm.km_waitq);
 
        init_net.xfrm.state_num++;
 
@@ -1743,7 +1740,7 @@ void km_state_expired(struct xfrm_state *x, int hard, u32 pid)
        km_state_notify(x, &c);
 
        if (hard)
-               wake_up(&km_waitq);
+               wake_up(&init_net.xfrm.km_waitq);
 }
 
 EXPORT_SYMBOL(km_state_expired);
@@ -1794,7 +1791,7 @@ void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 pid)
        km_policy_notify(pol, dir, &c);
 
        if (hard)
-               wake_up(&km_waitq);
+               wake_up(&init_net.xfrm.km_waitq);
 }
 EXPORT_SYMBOL(km_policy_expired);
 
@@ -2089,6 +2086,7 @@ int __net_init xfrm_state_init(struct net *net)
        INIT_WORK(&net->xfrm.state_hash_work, xfrm_hash_resize);
        INIT_HLIST_HEAD(&net->xfrm.state_gc_list);
        INIT_WORK(&net->xfrm.state_gc_work, xfrm_state_gc_task);
+       init_waitqueue_head(&net->xfrm.km_waitq);
        return 0;
 
 out_byspi: