Changeset 54717 in vbox for trunk/src/VBox/VMM/VMMR0

Timestamp:

Mar 11, 2015 4:04:48 PM (10 years ago)

Author:

vboxsync

Message:

VMM/VMMR0: Clear idHostCpu *before* deregistering the preemption hook.

File:

• trunk/src/VBox/VMM/VMMR0/VMMR0.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR0/VMMR0.cpp

@@ -510 +510 @@
 VMMR0DECL(int) VMMR0ThreadCtxHooksDeregister(PVMCPU pVCpu)
 {
+    /* Clear the VCPU <-> host CPU mapping as we've left HM context. See @bugref{7726} comment #19. */
+    ASMAtomicWriteU32(&pVCpu->idHostCpu, NIL_RTCPUID);
+
     if (pVCpu->vmm.s.hR0ThreadCtx != NIL_RTTHREADCTX)
     {
@@ -516 +519 @@
         AssertRCReturn(rc, rc);
     }
-
-    /* Clear the VCPU <-> host CPU mapping as we've left HM context. See @bugref{7726} comment #19. */
-    ASMAtomicWriteU32(&pVCpu->idHostCpu, NIL_RTCPUID);
     return VINF_SUCCESS;
 }