Changeset 87691 in vbox for trunk/src/VBox/VMM/VMMR0/PDMR0DevHlp.cpp

Timestamp:

Feb 10, 2021 4:20:11 PM (4 years ago)

Author:

vboxsync

Message:

AMD IOMMU: bugref:9654 Replace IOMMU device lock with the PDM lock and use a separate lock for the IOTLB/DTE cache.

File:

• trunk/src/VBox/VMM/VMMR0/PDMR0DevHlp.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR0/PDMR0DevHlp.cpp

@@ -1665 +1665 @@
  */
 
+/** @interface_method_impl{PDMIOMMUHLPR0,pfnLock} */
+static DECLCALLBACK(int) pdmR0IommuHlp_Lock(PPDMDEVINS pDevIns, int rc)
+{
+    PDMDEV_ASSERT_DEVINS(pDevIns);
+    return pdmLockEx(pDevIns->Internal.s.pGVM, rc);
+}
+
+
+/** @interface_method_impl{PDMIOMMUHLPR0,pfnUnlock} */
+static DECLCALLBACK(void) pdmR0IommuHlp_Unlock(PPDMDEVINS pDevIns)
+{
+    PDMDEV_ASSERT_DEVINS(pDevIns);
+    pdmUnlock(pDevIns->Internal.s.pGVM);
+}
+
+
 /**
  * The Ring-0 IOMMU Helper Callbacks.
@@ -1671 +1687 @@
 {
     PDM_IOMMUHLPR0_VERSION,
+    pdmR0IommuHlp_Lock,
+    pdmR0IommuHlp_Unlock,
     PDM_IOMMUHLPR0_VERSION, /* the end */
 };