Changeset 56753 in vbox for trunk/src/VBox/Runtime/r0drv

Timestamp:

Jul 2, 2015 12:08:11 PM (10 years ago)

Author:

vboxsync

Message:

timer-r0drv-nt.cpp: Fixed bug in RTTimerStart which would cause the interval between tick #1 ant tick #2 to be shorter if u64First is non-zero. Should cure the failing testcase.

File:

• trunk/src/VBox/Runtime/r0drv/nt/timer-r0drv-nt.cpp (modified) (2 diffs)

trunk/src/VBox/Runtime/r0drv/nt/timer-r0drv-nt.cpp

@@ -95 +95 @@
     uint64_t                u64NanoInterval;
 #ifdef RTR0TIMER_NT_MANUAL_RE_ARM
-    /** The NT start time . */
+    /** The desired NT time of the first tick. */
     uint64_t                uNtStartTime;
 #endif
@@ -372 +372 @@
     ASMAtomicWriteBool(&pTimer->fSuspended, false);
 #ifdef RTR0TIMER_NT_MANUAL_RE_ARM
-    pTimer->uNtStartTime = rtTimerNtQueryInterruptTime();
+    pTimer->uNtStartTime = rtTimerNtQueryInterruptTime() + u64First / 100;
     KeSetTimerEx(&pTimer->NtTimer, DueTime, 0, pMasterDpc);
 #else