Changeset 87691 in vbox for trunk/src/VBox/VMM/VMMR3

Timestamp:

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

Author:

vboxsync

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

142734

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/VMMR3/PDMDevMiscHlp.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR3/PDMDevMiscHlp.cpp

@@ -260 +260 @@
 
 
+/** @name Ring-3 IOMMU Helpers
+ * @{
+ */
+
+/** @interface_method_impl{PDMIOMMUHLPR3,pfnLock} */
+static DECLCALLBACK(int) pdmR3IommuHlp_Lock(PPDMDEVINS pDevIns, int rc)
+{
+    PDMDEV_ASSERT_DEVINS(pDevIns);
+    LogFlowFunc(("caller='%s'/%d: rc=%Rrc\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
+    return pdmLockEx(pDevIns->Internal.s.pVMR3, rc);
+}
+
+
+/** @interface_method_impl{PDMIOMMUHLPR3,pfnUnlock} */
+static DECLCALLBACK(void) pdmR3IommuHlp_Unlock(PPDMDEVINS pDevIns)
+{
+    PDMDEV_ASSERT_DEVINS(pDevIns);
+    LogFlowFunc(("caller='%s'/%d:\n", pDevIns->pReg->szName, pDevIns->iInstance));
+    pdmUnlock(pDevIns->Internal.s.pVMR3);
+}
+
+
 /**
  * IOMMU Device Helpers.
@@ -266 +288 @@
 {
     PDM_IOMMUHLPR3_VERSION,
+    pdmR3IommuHlp_Lock,
+    pdmR3IommuHlp_Unlock,
     PDM_IOMMUHLPR3_VERSION /* the end */
 };
+
+/** @} */