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Specifies whether a storage device supports write-through caching.
Syntax
typedef enum _WRITE_THROUGH {
WriteThroughUnknown,
WriteThroughNotSupported,
WriteThroughSupported
} WRITE_THROUGH;
Constants
WriteThroughUnknownIndicates that no information is available about the write-through capabilities of the device. |
WriteThroughNotSupportedIndicates that the device does not support write-through caching. |
WriteThroughSupportedIndicates that the device supports write-through caching. |
Remarks
The IOCTL_STORAGE_QUERY_PROPERTY control code reports this value in the STORAGE_WRITE_CACHE_PROPERTY structure.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Header | winioctl.h |