Changeset 21007 in vbox for trunk

Timestamp:

Jun 28, 2009 7:18:09 PM (16 years ago)

Author:

vboxsync

Message:

VHD: Aligning the block bitmap size doesn't work because the accesses to the bitmap are unaligned too.

We need to always add 4 or 8 bytes and not only when the size is not aligned already.

File:

• trunk/src/VBox/Devices/Storage/VHDHDDCore.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Storage/VHDHDDCore.cpp

@@ -229 +229 @@
 {
 #ifdef RT_ARCH_AMD64
-    return (uint8_t *)RTMemAllocZ(RT_ALIGN_64(pImage->cbDataBlockBitmap, 8));
+    return (uint8_t *)RTMemAllocZ(pImage->cbDataBlockBitmap + 8);
 #else
-    return (uint8_t *)RTMemAllocZ(RT_ALIGN_32(pImage->cbDataBlockBitmap, 4));
+    return (uint8_t *)RTMemAllocZ(pImage->cbDataBlockBitmap + 4);
 #endif
 }