SYSTEM_VA_LIST_INFORMATION

An array of SYSTEM_VA_LIST_INFORMATION structures is produced as output or expected as input by the functions

• ZwQuerySystemInformation or NtQuerySystemInformation;
• ZwSetSystemInformation or NtSetSystemInformation;

respectively, when given the information class SystemVirtualAddressInformation (0x6A).

Documentation Status

The SYSTEM_VA_LIST_INFORMATION structure is not documented.

Layout

The SYSTEM_VA_LIST_INFORMATION is 0x10 or 0x20 bytes in 32-bit and 64-bit Windows, respectively.

ULONG_PTR VirtualSize;

ULONG_PTR VirtualPeak;

ULONG_PTR VirtualLimit;

ULONG_PTR AllocationFailures;

Arrays of SYSTEM_VA_LIST_INFORMATION structures are indexed by the SYSTEM_VA_TYPE enumeration:

• 0 for SystemVaTypeAll;
• 1 for SystemVaTypeNonPagedPool;
• 2 for SystemVaTypePagedPool;
• 3 for SystemVaTypeSystemCache;
• 4 for SystemVaTypeSystemPtes;
• 5 for SystemVaTypeSessionSpace;
• 6 for SystemVaTypeMax.