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[NET] sem2mutex: net/

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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>
This commit is contained in:
Arjan van de Ven
2006-03-20 22:33:17 -08:00
committed by David S. Miller
parent d4ccd08cdf
commit 4a3e2f711a
19 changed files with 118 additions and 101 deletions
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7
net/core/dev.c
View File

@@ -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);
}
/**

7
net/core/flow.c
View File

@@ -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();
}