aboutsummaryrefslogtreecommitdiff
path: root/net/atm/resources.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2006-03-20 22:35:41 -0800
committerDavid S. Miller <davem@davemloft.net>2006-03-20 22:35:41 -0800
commit57b47a53ec4a67691ba32cff5768e8d78fa6c67f (patch)
treed735ae4734f7b386eefa508a0629715f45808d1d /net/atm/resources.c
parent6613f82dd293b23f582a649b287fadbf8d23e6cf (diff)
downloadlinux-stericsson-57b47a53ec4a67691ba32cff5768e8d78fa6c67f.tar.gz
[NET]: sem2mutex part 2
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. 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>
Diffstat (limited to 'net/atm/resources.c')
-rw-r--r--net/atm/resources.c32
1 files changed, 17 insertions, 15 deletions
diff --git a/net/atm/resources.c b/net/atm/resources.c
index 224190537c90..18ac80698f83 100644
--- a/net/atm/resources.c
+++ b/net/atm/resources.c
@@ -18,6 +18,8 @@
#include <linux/bitops.h>
#include <linux/capability.h>
#include <linux/delay.h>
+#include <linux/mutex.h>
+
#include <net/sock.h> /* for struct sock */
#include "common.h"
@@ -26,7 +28,7 @@
LIST_HEAD(atm_devs);
-DECLARE_MUTEX(atm_dev_mutex);
+DEFINE_MUTEX(atm_dev_mutex);
static struct atm_dev *__alloc_atm_dev(const char *type)
{
@@ -65,9 +67,9 @@ struct atm_dev *atm_dev_lookup(int number)
{
struct atm_dev *dev;
- down(&atm_dev_mutex);
+ mutex_lock(&atm_dev_mutex);
dev = __atm_dev_lookup(number);
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
return dev;
}
@@ -83,11 +85,11 @@ struct atm_dev *atm_dev_register(const char *type, const struct atmdev_ops *ops,
type);
return NULL;
}
- down(&atm_dev_mutex);
+ mutex_lock(&atm_dev_mutex);
if (number != -1) {
if ((inuse = __atm_dev_lookup(number))) {
atm_dev_put(inuse);
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
kfree(dev);
return NULL;
}
@@ -112,12 +114,12 @@ struct atm_dev *atm_dev_register(const char *type, const struct atmdev_ops *ops,
printk(KERN_ERR "atm_dev_register: "
"atm_proc_dev_register failed for dev %s\n",
type);
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
kfree(dev);
return NULL;
}
list_add_tail(&dev->dev_list, &atm_devs);
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
return dev;
}
@@ -133,9 +135,9 @@ void atm_dev_deregister(struct atm_dev *dev)
* with same number can appear, such we need deregister proc,
* release async all vccs and remove them from vccs list too
*/
- down(&atm_dev_mutex);
+ mutex_lock(&atm_dev_mutex);
list_del(&dev->dev_list);
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
atm_dev_release_vccs(dev);
atm_proc_dev_deregister(dev);
@@ -196,16 +198,16 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg)
return -EFAULT;
if (get_user(len, &iobuf->length))
return -EFAULT;
- down(&atm_dev_mutex);
+ mutex_lock(&atm_dev_mutex);
list_for_each(p, &atm_devs)
size += sizeof(int);
if (size > len) {
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
return -E2BIG;
}
tmp_buf = kmalloc(size, GFP_ATOMIC);
if (!tmp_buf) {
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
return -ENOMEM;
}
tmp_p = tmp_buf;
@@ -213,7 +215,7 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg)
dev = list_entry(p, struct atm_dev, dev_list);
*tmp_p++ = dev->number;
}
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
error = ((copy_to_user(buf, tmp_buf, size)) ||
put_user(size, &iobuf->length))
? -EFAULT : 0;
@@ -400,13 +402,13 @@ static __inline__ void *dev_get_idx(loff_t left)
void *atm_dev_seq_start(struct seq_file *seq, loff_t *pos)
{
- down(&atm_dev_mutex);
+ mutex_lock(&atm_dev_mutex);
return *pos ? dev_get_idx(*pos) : (void *) 1;
}
void atm_dev_seq_stop(struct seq_file *seq, void *v)
{
- up(&atm_dev_mutex);
+ mutex_unlock(&atm_dev_mutex);
}
void *atm_dev_seq_next(struct seq_file *seq, void *v, loff_t *pos)