<div class="content"><p> </p><p>The ClearFileSystemFlags method clears the <span><a href="8eef5d42-22d7-4302-aed9-12face91505a#gt_528b06a4-e67c-43b3-a02d-8738858a691d" data-linktype="relative-path">file
system</a></span> flags.</p><dl>
<dd>
<div><pre> HRESULT ClearFileSystemFlags(
   [in] unsigned long ulFlags
 );
</pre></div>
</dd></dl><p><b>ulFlags: </b>Callers MUST clear the
VDS_FPF_COMPRESSED flag.</p><p><b>Return Values: </b>The method MUST return zero or
a non-error <span><a href="8eef5d42-22d7-4302-aed9-12face91505a#gt_799103ab-b3cb-4eab-8c55-322821b2b235" data-linktype="relative-path">HRESULT</a></span> (as
specified in <span><a href="../ms-erref/1bc92ddf-b79e-413c-bbaa-99a5281a6c90" data-linktype="relative-path">[MS-ERREF]</a></span>)
to indicate success, or return an implementation-specific nonzero error code to
indicate failure. For the HRESULT values predefined by the Virtual Disk Service
Remote Protocol, see section <span><a href="5102cc53-3143-4268-ba4c-6ea39e999ab4" data-linktype="relative-path">2.2.3</a></span>.</p><p>When the server receives this message, it MUST validate the
following parameter:</p><ul><li><p><span><span> 
</span></span>Verify that <b>ulFlags</b> does not contain any flags other than
VDS_FPF_COMPRESSED.</p>
</li></ul><p>The server MUST clear the file system flags that <b>ulFlags</b>
specifies and return an HRESULT indicating failure or success.</p></div>