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clang: Add annotations for thread safety check.
[sliver-openvswitch.git]
/
lib
/
netdev-dummy.c
diff --git
a/lib/netdev-dummy.c
b/lib/netdev-dummy.c
index
82473a1
..
c4f58b7
100644
(file)
--- a/
lib/netdev-dummy.c
+++ b/
lib/netdev-dummy.c
@@
-241,16
+241,11
@@
static int
netdev_dummy_create(const struct netdev_class *class, const char *name,
struct netdev **netdevp)
{
netdev_dummy_create(const struct netdev_class *class, const char *name,
struct netdev **netdevp)
{
- static unsigned int next_n = 0xaa550000;
- static pthread_mutex_t mutex = PTHREAD_ADAPTIVE_MUTEX_INITIALIZER;
-
+ static atomic_uint next_n = ATOMIC_VAR_INIT(0xaa550000);
struct netdev_dummy *netdev;
unsigned int n;
struct netdev_dummy *netdev;
unsigned int n;
- xpthread_mutex_lock(&mutex);
- n = next_n++;
- xpthread_mutex_unlock(&mutex);
-
+ atomic_add(&next_n, 1, &n);
netdev = xzalloc(sizeof *netdev);
netdev_init(&netdev->up, name, class);
netdev->hwaddr[0] = 0xaa;
netdev = xzalloc(sizeof *netdev);
netdev_init(&netdev->up, name, class);
netdev->hwaddr[0] = 0xaa;