NtSetInformationIoRing - NtDoc

#ifndef _NTIOAPI_H
//
// I/O Ring
//
#if (PHNT_VERSION >= PHNT_WINDOWS_11)

NTSYSCALLAPI
NTSTATUS
NTAPI
NtSetInformationIoRing(
    _In_ HANDLE IoRingHandle,
    _In_ ULONG IoRingInformationClass,
    _In_ ULONG IoRingInformationLength,
    _In_ PVOID IoRingInformation
    );

#endif
#endif
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#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwSetInformationIoRing(
    _In_ HANDLE IoRingHandle,
    _In_ ULONG IoRingInformationClass,
    _In_ ULONG IoRingInformationLength,
    _In_ PVOID IoRingInformation
    );

#endif
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