Changes in uspace/srv/devman/devman.c [9d58539:4820360] in mainline

File:

• uspace/srv/devman/devman.c (modified) (3 diffs)

uspace/srv/devman/devman.c

@@ -1052 +1052 @@
 }
 
-
 /** Find the device node structure of the device witch has the specified handle.
  *
@@ -1142 +1141 @@
         fun->state = FUN_INIT;
         atomic_set(&fun->refcnt, 0);
+        fibril_mutex_initialize(&fun->busy_lock);
         link_initialize(&fun->dev_functions);
         list_initialize(&fun->match_ids.ids);
@@ -1184 +1184 @@
         if (atomic_predec(&fun->refcnt) == 0)
                 delete_fun_node(fun);
+}
+
+/** Make function busy for reconfiguration operations. */
+void fun_busy_lock(fun_node_t *fun)
+{
+        fibril_mutex_lock(&fun->busy_lock);
+}
+
+/** Mark end of reconfiguration operation. */
+void fun_busy_unlock(fun_node_t *fun)
+{
+        fibril_mutex_unlock(&fun->busy_lock);
 }