[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>
diff --git a/net/core/dev.c b/net/core/dev.c
index ee04409..08dec6e 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 @@
* 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 @@
/* 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 @@
}
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 c4f2538..55789f8 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 @@
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 @@
local_bh_enable();
wait_for_completion(&info.completion);
- up(&flow_flush_sem);
+ mutex_unlock(&flow_flush_sem);
unlock_cpu_hotplug();
}