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NF:storport.StorPortQueryTimerMinInterval |
storage |
StorPortQueryTimerMinInterval |
05/13/2021 |
Windows |
StorPortQueryTimerMinInterval queries the minimum timer resolution that is supported by the system clock. |
function |
storport.h |
Windows Server 2022 |
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StorPortQueryTimerMinInterval queries the minimum timer resolution that is supported by the system clock.
A pointer to the miniport's device extension.
Pointer to a ULONG in which this function writes the minimum time interval, in 100-nanosecond units, between successive ticks of the system clock.
This function returns one of the following status codes.
| Return code | Description |
|---|---|
| STOR_STATUS_SUCCESS | The timer minimum interval was successfully queried. |
| STOR_STATUS_INVALID_PARAMETER | A parameter is invalid. |
| STOR_STATUS_UNSUCCESSFUL | Returned for other internal system reasons. |
A miniport can call this function to query the minimum timer resolution that is supported by the system clock, which can be helpful for implementing I/O polling.