Changeset 78120 in vbox for trunk/src/VBox/Runtime/include

Timestamp:

Apr 12, 2019 1:20:50 PM (6 years ago)

Author:

vboxsync

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

130012

Message:

IPRT: Started adding a RTR0MemObjMapUserEx function that takes offSub and cbSub. bugref:9217

File:

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

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

@@ -447 +447 @@
  * @param   fProt           Combination of RTMEM_PROT_* flags (except RTMEM_PROT_NONE).
  * @param   R0Process       The process to map the memory into.
- */
-DECLHIDDEN(int) rtR0MemObjNativeMapUser(PPRTR0MEMOBJINTERNAL ppMem, PRTR0MEMOBJINTERNAL pMemToMap, RTR3PTR R3PtrFixed, size_t uAlignment, unsigned fProt, RTR0PROCESS R0Process);
+ * @param   offSub          Where in the object to start mapping. If non-zero
+ *                          the value must be page aligned and cbSub must be
+ *                          non-zero as well.
+ * @param   cbSub           The size of the part of the object to be mapped. If
+ *                          zero the entire object is mapped. The value must be
+ *                          page aligned.
+ */
+DECLHIDDEN(int) rtR0MemObjNativeMapUser(PPRTR0MEMOBJINTERNAL ppMem, PRTR0MEMOBJINTERNAL pMemToMap, RTR3PTR R3PtrFixed,
+                                        size_t uAlignment, unsigned fProt, RTR0PROCESS R0Process, size_t offSub, size_t cbSub);
 
 /**