Changeset 36e2b55 in mainline for uspace/lib/c/generic/async.c

Timestamp:

2011-08-28T21:12:54Z (13 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

8cc4ddb, c3d19ac

Parents:

19fc04c

Message:

Tear down data connections properly when terminating session.

File:

• uspace/lib/c/generic/async.c (modified) (1 diff)

uspace/lib/c/generic/async.c

@@ -1777 +1777 @@
 int async_hangup(async_sess_t *sess)
 {
+        async_exch_t *exch;
+        
         assert(sess);
         
         if (atomic_get(&sess->refcnt) > 0)
                 return EBUSY;
+        
+        fibril_mutex_lock(&async_sess_mutex);
         
         int rc = async_hangup_internal(sess->phone);
         if (rc == EOK)
                 free(sess);
+        
+        while (!list_empty(&sess->exch_list)) {
+                exch = (async_exch_t *)
+                    list_get_instance(list_first(&sess->exch_list),
+                    async_exch_t, sess_link);
+                
+                list_remove(&exch->sess_link);
+                list_remove(&exch->global_link);
+                async_hangup_internal(exch->phone);
+                free(exch);
+        }
+        
+        fibril_mutex_unlock(&async_sess_mutex);
         
         return rc;