[NET] sem2mutex: net/

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 8 insertions, 6 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index ee044097f7f2..08dec6eb922b 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -81,6 +81,7 @@
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
+#include <linux/mutex.h>
 #include <linux/string.h>
 #include <linux/mm.h>
 #include <linux/socket.h>
@@ -2931,7 +2932,7 @@ static void netdev_wait_allrefs(struct net_device *dev)
  * 2) Since we run with the RTNL semaphore not held, we can sleep
  *    safely in order to wait for the netdev refcnt to drop to zero.
  */
-static DECLARE_MUTEX(net_todo_run_mutex);
+static DEFINE_MUTEX(net_todo_run_mutex);
 void netdev_run_todo(void)
 {
         struct list_head list = LIST_HEAD_INIT(list);
@@ -2939,7 +2940,7 @@ void netdev_run_todo(void)
 
 
         /* Need to guard against multiple cpu's getting out of order. */
-        down(&net_todo_run_mutex);
+        mutex_lock(&net_todo_run_mutex);
 
         /* Not safe to do outside the semaphore.  We must not return
          * until all unregister events invoked by the local processor
@@ -2996,7 +2997,7 @@ void netdev_run_todo(void)
         }
 
 out:
-        up(&net_todo_run_mutex);
+        mutex_unlock(&net_todo_run_mutex);
 }
 
 /**
diff --git a/net/core/flow.c b/net/core/flow.c
index c4f25385029f..55789f832eda 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -20,6 +20,7 @@
 #include <linux/notifier.h>
 #include <linux/cpu.h>
 #include <linux/cpumask.h>
+#include <linux/mutex.h>
 #include <net/flow.h>
 #include <asm/atomic.h>
 #include <asm/semaphore.h>
@@ -287,11 +288,11 @@ static void flow_cache_flush_per_cpu(void *data)
 void flow_cache_flush(void)
 {
         struct flow_flush_info info;
-        static DECLARE_MUTEX(flow_flush_sem);
+        static DEFINE_MUTEX(flow_flush_sem);
 
         /* Don't want cpus going down or up during this. */
         lock_cpu_hotplug();
-        down(&flow_flush_sem);
+        mutex_lock(&flow_flush_sem);
         atomic_set(&info.cpuleft, num_online_cpus());
         init_completion(&info.completion);
 
@@ -301,7 +302,7 @@ void flow_cache_flush(void)
         local_bh_enable();
 
         wait_for_completion(&info.completion);
-        up(&flow_flush_sem);
+        mutex_unlock(&flow_flush_sem);
         unlock_cpu_hotplug();
 }