Changeset 30112 in vbox for trunk/src/VBox/HostDrivers/Support

Timestamp:

Jun 9, 2010 12:31:50 PM (15 years ago)

Author:

vboxsync

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

62507

Message:

iprt/asm.h,*: Added ASMAtomicWriteNullPtr and ASMAtomicUoWriteNullPtr to better deal with NULL being 0 in C++.

Location:

trunk/src/VBox/HostDrivers/Support

Files:

• SUPLib.cpp (modified) (1 diff)
• SUPSvcGrant.cpp (modified) (1 diff)

trunk/src/VBox/HostDrivers/Support/SUPLib.cpp

@@ -508 +508 @@
         if (g_pSUPGlobalInfoPage)
         {
-            ASMAtomicWritePtr((void * volatile *)&g_pSUPGlobalInfoPage, NULL);
-            ASMAtomicWritePtr((void * volatile *)&g_pSUPGlobalInfoPageR0, NULL);
+            ASMAtomicWriteNullPtr((void * volatile *)&g_pSUPGlobalInfoPage);
+            ASMAtomicWriteNullPtr((void * volatile *)&g_pSUPGlobalInfoPageR0);
             ASMAtomicWriteSize(&g_HCPhysSUPGlobalInfoPage, NIL_RTHCPHYS);
             /* just a little safe guard against threads using the page. */

trunk/src/VBox/HostDrivers/Support/SUPSvcGrant.cpp

@@ -975 +975 @@
     unsigned cSessions = 0;
     for (PSUPSVCGRANTSESSION pCur = pThis->pSessionHead; pCur; pCur = pCur->pNext)
-        ASMAtomicWritePtr(&pCur->pParent, NULL);
+        ASMAtomicWriteNullPtr(&pCur->pParent);
 
     RTCritSectLeave(&pThis->CritSect);