PERFINFO_KERNELMEMORY_RANGE_USAGE - NtDoc

#ifndef _NTWMI_H

typedef struct _PERFINFO_KERNELMEMORY_RANGE_USAGE
{
    ULONG UsageType : PERFINFO_MM_KERNELMEMORY_USAGE_TYPE_BITS;
    ULONG Spare: (NTWMI_BITSIZE (ULONG) - PERFINFO_MM_KERNELMEMORY_USAGE_TYPE_BITS);
    PVOID VirtualAddress;               // Starting VA (where meaningful).
    ULONG_PTR PageCount;                // Number of pages.
} PERFINFO_KERNELMEMORY_RANGE_USAGE, *PPERFINFO_KERNELMEMORY_RANGE_USAGE;

#endif
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