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The IoGetInitialStack routine returns the base address of the current thread's stack.
Syntax
PVOID IoGetInitialStack();
Return value
IoGetInitialStack returns the initial base address of the current thread's stack.
Remarks
Highest-level drivers can call this routine, particularly file systems attempting to determine whether they've been passed a pointer to a ___location on the current thread's stack.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Available starting with Windows 2000. |
| Target Platform | Universal |
| Header | wdm.h (include Ntddk.h) |
| Library | NtosKrnl.lib |
| DLL | NtosKrnl.exe |
| IRQL | <=APC_LEVEL |
| DDI compliance rules | HwStorPortProhibitedDDIs(storport), IrqlIoApcLte(wdm) |