Changeset d7427a7e in mainline for uspace/srv/devman/main.c

Timestamp:

2011-08-18T20:27:02Z (13 years ago)

Author:

Petr Koupy <petr.koupy@…>

Branches:

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

Children:

be79a663

Parents:

0cc32f2 (diff), ef7052ec (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:

Merge mainline changes.

File:

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

uspace/srv/devman/main.c

@@ -278 +278 @@
                 return;
         }
-
+        
         fun_node_t *fun = create_fun_node();
+        fun->ftype = ftype;
+        
         if (!insert_fun_node(&device_tree, fun, fun_name, pdev)) {
                 fibril_rwlock_write_unlock(&tree->rwlock);
@@ -367 +369 @@
 }
 
+/** Remove function. */
+static void devman_remove_function(ipc_callid_t callid, ipc_call_t *call)
+{
+        devman_handle_t fun_handle = IPC_GET_ARG1(*call);
+        dev_tree_t *tree = &device_tree;
+        int rc;
+        
+        fibril_rwlock_write_lock(&tree->rwlock);
+        
+        fun_node_t *fun = find_fun_node_no_lock(&device_tree, fun_handle);
+        if (fun == NULL) {
+                fibril_rwlock_write_unlock(&tree->rwlock);
+                async_answer_0(callid, ENOENT);
+                return;
+        }
+        
+        log_msg(LVL_DEBUG, "devman_remove_function(fun='%s')", fun->pathname);
+        
+        if (fun->ftype == fun_inner) {
+                /* Handle possible descendants */
+                /* TODO */
+                log_msg(LVL_WARN, "devman_remove_function(): not handling "
+                    "descendants\n");
+        } else {
+                /* Unregister from location service */
+                rc = loc_service_unregister(fun->service_id);
+                if (rc != EOK) {
+                        log_msg(LVL_ERROR, "Failed unregistering tree service.");
+                        fibril_rwlock_write_unlock(&tree->rwlock);
+                        async_answer_0(callid, EIO);
+                        return;
+                }
+        }
+        
+        remove_fun_node(&device_tree, fun);
+        fibril_rwlock_write_unlock(&tree->rwlock);
+        delete_fun_node(fun);
+        
+        log_msg(LVL_DEBUG, "devman_remove_function() succeeded.");
+        async_answer_0(callid, EOK);
+}
+
 /** Initialize driver which has registered itself as running and ready.
  *
@@ -418 +462 @@
                 case DEVMAN_ADD_DEVICE_TO_CATEGORY:
                         devman_add_function_to_cat(callid, &call);
+                        break;
+                case DEVMAN_REMOVE_FUNCTION:
+                        devman_remove_function(callid, &call);
                         break;
                 default: