Changeset 87633 in vbox for trunk/src/VBox/Devices/Graphics

Timestamp:

Feb 5, 2021 9:37:09 PM (4 years ago)

Author:

vboxsync

Message:

VMM/TM,VMM/HMVMX: Try avoid calling TMCpuTickGetDeadlineAndTscOffset as it is expensive. Current approach is a bit erratic wrt CPUID benchmark results, but it's generally better than before.

File:

• trunk/src/VBox/Devices/Graphics/DevVGA-SVGA.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Graphics/DevVGA-SVGA.cpp

@@ -1282 +1282 @@
                          *        code in VMEmt.cpp here, otherwise all kind of EMT interaction will
                          *        suffer when the guest is polling on a busy FIFO. */
-                        uint64_t cNsMaxWait = TMVirtualSyncGetNsToDeadline(PDMDevHlpGetVM(pDevIns));
+                        uint64_t uIgnored1, uIgnored2;
+                        uint64_t cNsMaxWait = TMVirtualSyncGetNsToDeadline(PDMDevHlpGetVM(pDevIns), &uIgnored1, &uIgnored2);
                         if (cNsMaxWait >= RT_NS_100US)
                             RTSemEventMultiWaitEx(pSVGAState->hBusyDelayedEmts,