1<h2>default_pager_backing_store_create</h2> 2<hr> 3<p> 4<strong>Server Interface</strong> - Create a backing storage object. 5<h3>SYNOPSIS</h3> 6<pre> 7<strong>#include< mach/default_pager_object.h></strong> 8 9<strong>kern_return_t default_pager_backing_store_create</strong> 10 <strong>(mach_port_t</strong> <var>pager</var>, 11 <strong>int</strong> <var>priority</var>, 12 <strong>int</strong> <var>clsize</var>, 13 <strong>mach_port_t</strong> <var>backing_store</var><strong>);</strong> 14</pre> 15<h3>PARAMETERS</h3> 16<dl> 17<p> 18<dt> <var>pager</var> 19<dd> 20[in default pager (receive) right] The default pager service port. 21<p> 22<dt> <var>priority</var> 23<dd> 24[in scalar] The scheduling priority for the backing store service 25thread(s). 26<p> 27<dt> <var>clsize</var> 28<dd> 29[in scalar] The preferred cluster size (in bytes) for the backing 30store object. 31<p> 32<dt> <var>backing_store</var> 33<dd> 34[out backing store (receive) right] The port used to manipulate the 35created backing store. 36</dl> 37<h3>DESCRIPTION</h3> 38<p> 39The <strong>default_pager_backing_store_create</strong> function is called to create a 40new backing storage object. The kernel does not make this call itself 41(which is why it can be a synchronous call); this request is only 42issued by tasks (privileged) holding the default pager service port. 43<h3>RETURN VALUES</h3> 44<dl> 45<p> 46<dt> <strong>KERN_FAILURE</strong> 47<dd> 48The default pager does not support this operation. 49<p> 50<dt> <strong>KERN_INVALID_ARGUMENT</strong> 51<dd> 52The pager port does not represent a valid default pager. 53<p> 54<dt> <strong>KERN_SUCCESS</strong> 55<dd> 56The operation was successful. 57</dl> 58<h3>RELATED INFORMATION</h3> 59<p> 60Functions: 61<a href="DP_backing_store_delete.html"><strong>default_pager_backing_store_delete</strong></a>, 62<a href="DP_backing_store_info.html"><strong>default_pager_backing_store_info</strong></a>. 63