Changeset 92246 in vbox for trunk/src/VBox/Runtime/include/internal/memobj.h

Timestamp:

Nov 6, 2021 3:10:49 AM (3 years ago)

Author:

vboxsync

Message:

IPRT/RTR0MemObj: Added RTR0MemObjWasZeroInitialized and a couple of flags with which the backend can feed it the necessary info. It would be good to try avoid zeroing memory twice when we can. bugref:10093

File:

• trunk/src/VBox/Runtime/include/internal/memobj.h (modified) (1 diff)

trunk/src/VBox/Runtime/include/internal/memobj.h

@@ -92 +92 @@
  * @{ */
 /** Page level protection was changed. */
-#define RTR0MEMOBJ_FLAGS_PROT_CHANGED       RT_BIT_32(0)
+#define RTR0MEMOBJ_FLAGS_PROT_CHANGED               RT_BIT_32(0)
+/** Zero initialized at allocation. */
+#define RTR0MEMOBJ_FLAGS_ZERO_AT_ALLOC              RT_BIT_32(1)
+/** Uninitialized at allocation. */
+#define RTR0MEMOBJ_FLAGS_UNINITIALIZED_AT_ALLOC     RT_BIT_32(2)
 /** @} */