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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
Download Patch File Download Diff File Expand all files Collapse all files

15
net/ipv6/ipcomp6.c
View File

@@ -50,6 +50,7 @@
#include <net/protocol.h>
#include <linux/ipv6.h>
#include <linux/icmpv6.h>
#include <linux/mutex.h>
struct ipcomp6_tfms {
struct list_head list;
@@ -57,7 +58,7 @@ struct ipcomp6_tfms {
int users;
};
static DECLARE_MUTEX(ipcomp6_resource_sem);
static DEFINE_MUTEX(ipcomp6_resource_mutex);
static void **ipcomp6_scratches;
static int ipcomp6_scratch_users;
static LIST_HEAD(ipcomp6_tfms_list);
@@ -405,9 +406,9 @@ static void ipcomp6_destroy(struct xfrm_state *x)
if (!ipcd)
return;
xfrm_state_delete_tunnel(x);
down(&ipcomp6_resource_sem);
mutex_lock(&ipcomp6_resource_mutex);
ipcomp6_free_data(ipcd);
up(&ipcomp6_resource_sem);
mutex_unlock(&ipcomp6_resource_mutex);
kfree(ipcd);
xfrm6_tunnel_free_spi((xfrm_address_t *)&x->props.saddr);
@@ -436,14 +437,14 @@ static int ipcomp6_init_state(struct xfrm_state *x)
if (x->props.mode)
x->props.header_len += sizeof(struct ipv6hdr);
down(&ipcomp6_resource_sem);
mutex_lock(&ipcomp6_resource_mutex);
if (!ipcomp6_alloc_scratches())
goto error;
ipcd->tfms = ipcomp6_alloc_tfms(x->calg->alg_name);
if (!ipcd->tfms)
goto error;
up(&ipcomp6_resource_sem);
mutex_unlock(&ipcomp6_resource_mutex);
if (x->props.mode) {
err = ipcomp6_tunnel_attach(x);
@@ -459,10 +460,10 @@ static int ipcomp6_init_state(struct xfrm_state *x)
out:
return err;
error_tunnel:
down(&ipcomp6_resource_sem);
mutex_lock(&ipcomp6_resource_mutex);
error:
ipcomp6_free_data(ipcd);
up(&ipcomp6_resource_sem);
mutex_unlock(&ipcomp6_resource_mutex);
kfree(ipcd);
goto out;

11
net/ipv6/netfilter/ip6_queue.c
View File

@@ -35,6 +35,7 @@
#include <linux/spinlock.h>
#include <linux/sysctl.h>
#include <linux/proc_fs.h>
#include <linux/mutex.h>
#include <net/sock.h>
#include <net/ipv6.h>
#include <net/ip6_route.h>
@@ -65,7 +66,7 @@ static unsigned int queue_dropped = 0;
static unsigned int queue_user_dropped = 0;
static struct sock *ipqnl;
static LIST_HEAD(queue_list);
static DECLARE_MUTEX(ipqnl_sem);
static DEFINE_MUTEX(ipqnl_mutex);
static void
ipq_issue_verdict(struct ipq_queue_entry *entry, int verdict)
@@ -537,7 +538,7 @@ ipq_rcv_sk(struct sock *sk, int len)
struct sk_buff *skb;
unsigned int qlen;
down(&ipqnl_sem);
mutex_lock(&ipqnl_mutex);
for (qlen = skb_queue_len(&sk->sk_receive_queue); qlen; qlen--) {
skb = skb_dequeue(&sk->sk_receive_queue);
@@ -545,7 +546,7 @@ ipq_rcv_sk(struct sock *sk, int len)
kfree_skb(skb);
}
up(&ipqnl_sem);
mutex_unlock(&ipqnl_mutex);
}
static int
@@ -704,8 +705,8 @@ cleanup_sysctl:
cleanup_ipqnl:
sock_release(ipqnl->sk_socket);
down(&ipqnl_sem);
up(&ipqnl_sem);
mutex_lock(&ipqnl_mutex);
mutex_unlock(&ipqnl_mutex);
cleanup_netlink_notifier:
netlink_unregister_notifier(&ipq_nl_notifier);

11
net/ipv6/xfrm6_tunnel.c
View File

@@ -31,6 +31,7 @@
#include <net/protocol.h>
#include <linux/ipv6.h>
#include <linux/icmpv6.h>
#include <linux/mutex.h>
#ifdef CONFIG_IPV6_XFRM6_TUNNEL_DEBUG
# define X6TDEBUG 3
@@ -357,19 +358,19 @@ static int xfrm6_tunnel_input(struct xfrm_state *x, struct xfrm_decap_state *dec
}
static struct xfrm6_tunnel *xfrm6_tunnel_handler;
static DECLARE_MUTEX(xfrm6_tunnel_sem);
static DEFINE_MUTEX(xfrm6_tunnel_mutex);
int xfrm6_tunnel_register(struct xfrm6_tunnel *handler)
{
int ret;
down(&xfrm6_tunnel_sem);
mutex_lock(&xfrm6_tunnel_mutex);
ret = 0;
if (xfrm6_tunnel_handler != NULL)
ret = -EINVAL;
if (!ret)
xfrm6_tunnel_handler = handler;
up(&xfrm6_tunnel_sem);
mutex_unlock(&xfrm6_tunnel_mutex);
return ret;
}
@@ -380,13 +381,13 @@ int xfrm6_tunnel_deregister(struct xfrm6_tunnel *handler)
{
int ret;
down(&xfrm6_tunnel_sem);
mutex_lock(&xfrm6_tunnel_mutex);
ret = 0;
if (xfrm6_tunnel_handler != handler)
ret = -EINVAL;
if (!ret)
xfrm6_tunnel_handler = NULL;
up(&xfrm6_tunnel_sem);
mutex_unlock(&xfrm6_tunnel_mutex);
synchronize_net();