[NET]: Convert RTNL to mutex.

This patch turns the RTNL from a semaphore to a new 2.6.16 mutex and
gets rid of some of the leftover legacy.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index 8763c99fcb84..be1d896cc5b9 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2466,9 +2466,9 @@ int dev_ioctl(unsigned int cmd, void __user *arg)
          */
 
         if (cmd == SIOCGIFCONF) {
-                rtnl_shlock();
+                rtnl_lock();
                 ret = dev_ifconf((char __user *) arg);
-                rtnl_shunlock();
+                rtnl_unlock();
                 return ret;
         }
         if (cmd == SIOCGIFNAME)
@@ -2877,7 +2877,7 @@ static void netdev_wait_allrefs(struct net_device *dev)
         rebroadcast_time = warning_time = jiffies;
         while (atomic_read(&dev->refcnt) != 0) {
                 if (time_after(jiffies, rebroadcast_time + 1 * HZ)) {
-                        rtnl_shlock();
+                        rtnl_lock();
 
                         /* Rebroadcast unregister notification */
                         notifier_call_chain(&netdev_chain,
@@ -2894,7 +2894,7 @@ static void netdev_wait_allrefs(struct net_device *dev)
                                 linkwatch_run_queue();
                         }
 
-                        rtnl_shunlock();
+                        __rtnl_unlock();
 
                         rebroadcast_time = jiffies;
                 }