processor.c File Reference

#include <ntoskrnl.h>
#include <debug.h>

Include dependency graph for processor.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
KAFFINITY NTAPI	KeQueryActiveProcessors (VOID)
NTSTATUS NTAPI	NtGetCurrentProcessorNumberEx (_Out_ PPROCESSOR_NUMBER ProcessorNumber)

Variables
KAFFINITY	KeActiveProcessors = 0
CCHAR	KeNumberProcessors = 0

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 11 of file processor.c.

Function Documentation

KeQueryActiveProcessors()

KAFFINITY NTAPI KeQueryActiveProcessors

(

VOID

)

Definition at line 41 of file processor.c.

{
    return KeActiveProcessors;
}

Referenced by get_num_of_processors(), and KeQueryActiveProcessorCount().

NtGetCurrentProcessorNumberEx()

NTSTATUS NTAPI NtGetCurrentProcessorNumberEx

(

_Out_ PPROCESSOR_NUMBER

ProcessorNumber

)

Retrieves the number of the current processor.

Parameters

ProcessorNumber

Pointer to a PROCESSOR_NUMBER structure that receives the processor number.

Returns

NTSTATUS The status of the operation.

Definition at line 55 of file processor.c.

{
    _SEH2_TRY
    {
        ProbeForWrite(ProcessorNumber, sizeof(PROCESSOR_NUMBER), __alignof(PROCESSOR_NUMBER));
        ProcessorNumber->Group = 0; // TODO: Support processor groups
        ProcessorNumber->Number = (UCHAR)KeGetCurrentProcessorNumber();
        ProcessorNumber->Reserved = 0;
    }
    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
    {
        return _SEH2_GetExceptionCode();
    }
    _SEH2_END;
 
    return STATUS_SUCCESS;
}

Referenced by RtlGetCurrentProcessorNumberEx().

Variable Documentation

KeActiveProcessors

KAFFINITY KeActiveProcessors = 0

Definition at line 16 of file processor.c.

Referenced by IoConnectInterrupt(), KeFlushEntireTb(), KeIpiGenericCall(), KeQueryActiveProcessors(), KeSetAffinityProcess(), KeSetSystemAffinityThread(), KiInitializeSystem(), KiInitMachineDependent(), KiSystemStartup(), KxFreezeExecution(), MmCreatePeb(), NtSetInformationProcess(), PspCreateProcess(), and QSI_DEF().

KeNumberProcessors

NTSYSAPI volatile CCHAR KeNumberProcessors = 0

Definition at line 19 of file processor.c.

Referenced by _ExReleaseRundownProtection(), _IRQL_requires_max_(), CmpInitializeMachineDependentConfiguration(), DLDInit(), DriverEntry(), ExAllocateCacheAwareRundownProtection(), ExfReleaseRundownProtection(), ExfReleaseRundownProtectionEx(), ExpInitializePushLocks(), ExSizeOfRundownProtectionCacheAware(), HalRequestIpiSpecifyVector(), IoDisconnectInterrupt(), IopInitLookasideLists(), KdpAllowDisable(), KdpGetContext(), KdpGetContextEx(), KdpGetStateChange(), KdpPrintBanner(), KdpSetCommonState(), KdpSetContext(), KdpSetContextEx(), KdpSwitchProcessor(), KdpSysReadControlSpace(), KdpSysWriteControlSpace(), KeConnectInterrupt(), KeGenericCallDpc(), KeInitializeQueue(), KeIpiGenericCall(), KeSetIdealProcessorThread(), KiInitializeSystem(), KiInitMachineDependent(), KiScanReadyQueues(), KiSystemStartup(), KiSystemStartupBootStack(), KiTimerExpiration(), KxFreezeExecution(), KxSwitchKdProcessor(), KxThawExecution(), MiFlushTlb(), MiInitSystemMemoryAreas(), MiProtectVirtualMemory(), MmCreatePeb(), NdisAcquireReadWriteLock(), NdisSystemProcessorCount(), ObInit2(), Phase1InitializationDiscard(), QSI_DEF(), _FX_DRIVER_TRACKER_CACHE_AWARE::Register(), UDFGetStatistics(), and UDFInitializeVCB().