WRITE_THROUGH enumeration (ntddstor.h)
The WRITE_THROUGH enumeration specifies whether a storage device supports write-through caching.
Syntax
typedef enum _WRITE_THROUGH {
WriteThroughUnknown,
WriteThroughNotSupported,
WriteThroughSupported
} WRITE_THROUGH;
Constants
WriteThroughUnknown Indicates that no information is available concerning the writethrough capabilities of the device. |
WriteThroughNotSupported Indicates that the device does not support writethrough operations. |
WriteThroughSupported Indicates that the device supports writethrough operations. |
Remarks
The IOCTL_STORAGE_QUERY_PROPERTY request reports this value in the STORAGE_WRITE_CACHE_PROPERTY structure.
Requirements
Requirement | Value |
---|---|
Header | ntddstor.h |
See also
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