Changeset 7cfe5c0 in mainline for uspace/srv/devman/devman.c

Timestamp:

2012-08-20T19:16:24Z (13 years ago)

Author:

Adam Hraska <adam.hraska+hos@…>

Branches:

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

Children:

6b99156

Parents:

b9cb911 (diff), 01e397ac (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merged with mainline 0.5.0 changes.

File:

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

uspace/srv/devman/devman.c

@@ -1076 +1076 @@
 }
 
-
 /** Find the device node structure of the device witch has the specified handle.
  *
@@ -1163 +1162 @@
         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);
@@ -1203 +1203 @@
         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);
 }