xnu-201.19.tar.gz

[apple/xnu.git] / osfmk / device / iokit_rpc.c

diff --git a/osfmk/device/iokit_rpc.c b/osfmk/device/iokit_rpc.c
index 637047f7ecc7ccdc7595bd444ea6db571c086ae1..d80e8094a3dfc1c29fa924fcdb7e171d07c9c4e0 100644 (file)
--- a/osfmk/device/iokit_rpc.c
+++ b/osfmk/device/iokit_rpc.c
@@ -312,7 +312,7 @@ iokit_no_senders( mach_no_senders_notification_t * notification )
             if( (IKOT_IOKIT_OBJECT  == type)
             || (IKOT_IOKIT_CONNECT == type))
                 iokit_add_reference( obj );
-           else
+            else
                 obj = NULL;
        }
         ip_unlock(port);
@@ -395,8 +395,25 @@ kern_return_t IOMapPages(vm_map_t map, vm_offset_t va, vm_offset_t pa,
     return( KERN_SUCCESS );
 }
 
+kern_return_t IOUnmapPages(vm_map_t map, vm_offset_t va, vm_size_t length)
+{
+    pmap_t     pmap = map->pmap;
+    vm_size_t  off;
+    boolean_t  b;
+
+#if __ppc__
+    b = mapping_remove(pmap, va);
+#else
+    pmap_remove(pmap, va, va + length);
+    b = TRUE;
+#endif
+
+    return( b ? KERN_SUCCESS : KERN_INVALID_ADDRESS );
+}
+
 void IOGetTime( mach_timespec_t * clock_time);
 void IOGetTime( mach_timespec_t * clock_time)
 {
        *clock_time = clock_get_system_value();
 }
+