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Fix Kernel User Timer.

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svn path=/trunk/; revision=9177
This commit is contained in:
James Tabor
2004-04-18 00:52:57 +00:00
parent 27b608d040
commit 92d947082b
1 changed files with 25 additions and 7 deletions
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reactos/ntoskrnl/ke/timer.c
+25 -7
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@@ -1,4 +1,4 @@
/* $Id: timer.c,v 1.70 2004/04/14 23:32:37 jimtabor Exp $
/* $Id: timer.c,v 1.71 2004/04/18 00:52:57 jimtabor Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@@ -38,6 +38,7 @@ LARGE_INTEGER SystemBootTime = (LARGE_INTEGER)0LL;
LARGE_INTEGER SystemBootTime = { 0 };
#endif
CHAR KiTimerSystemAuditing = 0;
volatile ULONG KiKernelTime;
volatile ULONG KiUserTime;
volatile ULONG KiDpcTime;
@@ -64,11 +65,14 @@ static LIST_ENTRY AbsoluteTimerListHead;
static LIST_ENTRY RelativeTimerListHead;
static KSPIN_LOCK TimerListLock;
static KSPIN_LOCK TimerValueLock;
static KSPIN_LOCK TimeLock;
static KDPC ExpireTimerDpc;
/* must raise IRQL to PROFILE_LEVEL and grab spin lock there, to sync with ISR */
extern ULONG PiNrRunnableThreads;
extern HANDLE PsIdleThreadHandle;
#define MICROSECONDS_PER_TICK (10000)
#define TICKS_TO_CALIBRATE (1)
@@ -654,6 +658,7 @@ KeInitializeTimerImpl(VOID)
InitializeListHead(&RelativeTimerListHead);
KeInitializeSpinLock(&TimerListLock);
KeInitializeSpinLock(&TimerValueLock);
KeInitializeSpinLock(&TimeLock);
KeInitializeDpc(&ExpireTimerDpc, KeExpireTimers, 0);
/*
* Calculate the starting time for the system clock
@@ -682,22 +687,35 @@ KiUpdateProcessThreadTime(VOID)
PKPROCESS CurrentProcess;
assert(KeGetCurrentIrql() == PASSIVE_LEVEL);
CurrentThread = KeGetCurrentThread();
/*
* Make sure no counting can take place until Processes and Threads are
* running!
*/
if ((PsInitialSystemProcess == NULL) ||
(PsIdleThreadHandle == NULL) || (KiTimerSystemAuditing == 0))
{
return;
}
CurrentProcess = KeGetCurrentProcess();
CurrentThread = KeGetCurrentThread();
DPRINT("KiKernelTime %u, KiUserTime %u \n", KiKernelTime, KiUserTime);
DPRINT("KiKernelTime %u, KiUserTime %u \n", KiKernelTime, KiUserTime);
KiAcquireSpinLock(&TimeLock);
if (CurrentThread->PreviousMode == UserMode)
{
++CurrentThread->UserTime;
{
++CurrentThread->UserTime;
++CurrentProcess->UserTime;
++KiUserTime;
}
}
if (CurrentThread->PreviousMode == KernelMode)
{
++CurrentProcess->KernelTime;
++CurrentThread->KernelTime;
++KiKernelTime;
}
KiReleaseSpinLock(&TimeLock);
}