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CcSetAdditionalCacheAttributes function (ntifs.h)
Call the CcSetAdditionalCacheAttributes routine to enable or disable read-ahead (also called "lazy read") or write-behind (also called "lazy write") on a cached file.
Syntax
VOID CcSetAdditionalCacheAttributes(
[in] PFILE_OBJECT FileObject,
[in] BOOLEAN DisableReadAhead,
[in] BOOLEAN DisableWriteBehind
);
Parameters
[in] FileObject
Pointer to a file object for the cached file.
[in] DisableReadAhead
Boolean value set to TRUE to disable read-ahead, or FALSE to enable it.
[in] DisableWriteBehind
Boolean value set to TRUE to disable write-behind, or FALSE to enable it.
Return value
None
Remarks
CcSetAdditionalCacheAttributes can be called any time after calling CcInitializeCacheMap. Initially, both read-ahead and write-behind are enabled.
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Universal |
| Header | ntifs.h (include Ntifs.h) |
| Library | NtosKrnl.lib |
| DLL | NtosKrnl.exe |
| IRQL | <= APC_LEVEL |
See also
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