Changeset 37552 in vbox

Timestamp:

Jun 20, 2011 11:37:06 AM (14 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

72390

Message:

Storage/VDI: do not allocate a block on write if the caller expressed that he doesn't want the allocation

File:

• trunk/src/VBox/Storage/VDI.cpp (modified) (2 diffs)

trunk/src/VBox/Storage/VDI.cpp

@@ -1107 +1107 @@
         pvUser = pIfProgress->pvUser;
     }
-    
+
     /* Check the image flags. */
     if ((uImageFlags & ~VD_VDI_IMAGE_FLAGS_MASK) != 0)
@@ -1355 +1355 @@
             }
 
-            if (cbToWrite == getImageBlockSize(&pImage->Header))
+            if (   cbToWrite == getImageBlockSize(&pImage->Header)
+                && !(fWrite & VD_WRITE_NO_ALLOC))
             {
                 /* Full block write to previously unallocated block.