Changeset f4665bdc in mainline

Timestamp:

2017-10-05T07:49:02Z (7 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

84eb4edd

Parents:

b669092

Message:

Kfb should unmap the frame buffer when client connection is terminated.

File:

• uspace/drv/fb/kfb/port.c (modified) (2 diffs)

uspace/drv/fb/kfb/port.c

@@ -95 +95 @@
 static int kfb_yield(visualizer_t *vs)
 {
+        int rc;
+
         if (vs->mode_set) {
                 vs->ops.handle_damage = NULL;
         }
 
-        return physmem_unmap(kfb.addr);
+        rc = physmem_unmap(kfb.addr);
+        if (rc != EOK)
+                return rc;
+
+        kfb.addr = NULL;
+        return EOK;
 }
 
@@ -158 +165 @@
 {
         visualizer_t *vsl;
+        int rc;
 
         vsl = (visualizer_t *) ddf_fun_data_get((ddf_fun_t *)arg);
         graph_visualizer_connection(vsl, iid, icall, NULL);
+
+        if (kfb.addr != NULL) {
+                rc = physmem_unmap(kfb.addr);
+                if (rc == EOK)
+                        kfb.addr = NULL;
+        }
 }