1*0f4c859eSApple OSS Distributions<h2>default_pager_backing_store_create</h2> 2*0f4c859eSApple OSS Distributions<hr> 3*0f4c859eSApple OSS Distributions<p> 4*0f4c859eSApple OSS Distributions<strong>Server Interface</strong> - Create a backing storage object. 5*0f4c859eSApple OSS Distributions<h3>SYNOPSIS</h3> 6*0f4c859eSApple OSS Distributions<pre> 7*0f4c859eSApple OSS Distributions<strong>#include< mach/default_pager_object.h></strong> 8*0f4c859eSApple OSS Distributions 9*0f4c859eSApple OSS Distributions<strong>kern_return_t default_pager_backing_store_create</strong> 10*0f4c859eSApple OSS Distributions <strong>(mach_port_t</strong> <var>pager</var>, 11*0f4c859eSApple OSS Distributions <strong>int</strong> <var>priority</var>, 12*0f4c859eSApple OSS Distributions <strong>int</strong> <var>clsize</var>, 13*0f4c859eSApple OSS Distributions <strong>mach_port_t</strong> <var>backing_store</var><strong>);</strong> 14*0f4c859eSApple OSS Distributions</pre> 15*0f4c859eSApple OSS Distributions<h3>PARAMETERS</h3> 16*0f4c859eSApple OSS Distributions<dl> 17*0f4c859eSApple OSS Distributions<p> 18*0f4c859eSApple OSS Distributions<dt> <var>pager</var> 19*0f4c859eSApple OSS Distributions<dd> 20*0f4c859eSApple OSS Distributions[in default pager (receive) right] The default pager service port. 21*0f4c859eSApple OSS Distributions<p> 22*0f4c859eSApple OSS Distributions<dt> <var>priority</var> 23*0f4c859eSApple OSS Distributions<dd> 24*0f4c859eSApple OSS Distributions[in scalar] The scheduling priority for the backing store service 25*0f4c859eSApple OSS Distributionsthread(s). 26*0f4c859eSApple OSS Distributions<p> 27*0f4c859eSApple OSS Distributions<dt> <var>clsize</var> 28*0f4c859eSApple OSS Distributions<dd> 29*0f4c859eSApple OSS Distributions[in scalar] The preferred cluster size (in bytes) for the backing 30*0f4c859eSApple OSS Distributionsstore object. 31*0f4c859eSApple OSS Distributions<p> 32*0f4c859eSApple OSS Distributions<dt> <var>backing_store</var> 33*0f4c859eSApple OSS Distributions<dd> 34*0f4c859eSApple OSS Distributions[out backing store (receive) right] The port used to manipulate the 35*0f4c859eSApple OSS Distributionscreated backing store. 36*0f4c859eSApple OSS Distributions</dl> 37*0f4c859eSApple OSS Distributions<h3>DESCRIPTION</h3> 38*0f4c859eSApple OSS Distributions<p> 39*0f4c859eSApple OSS DistributionsThe <strong>default_pager_backing_store_create</strong> function is called to create a 40*0f4c859eSApple OSS Distributionsnew backing storage object. The kernel does not make this call itself 41*0f4c859eSApple OSS Distributions(which is why it can be a synchronous call); this request is only 42*0f4c859eSApple OSS Distributionsissued by tasks (privileged) holding the default pager service port. 43*0f4c859eSApple OSS Distributions<h3>RETURN VALUES</h3> 44*0f4c859eSApple OSS Distributions<dl> 45*0f4c859eSApple OSS Distributions<p> 46*0f4c859eSApple OSS Distributions<dt> <strong>KERN_FAILURE</strong> 47*0f4c859eSApple OSS Distributions<dd> 48*0f4c859eSApple OSS DistributionsThe default pager does not support this operation. 49*0f4c859eSApple OSS Distributions<p> 50*0f4c859eSApple OSS Distributions<dt> <strong>KERN_INVALID_ARGUMENT</strong> 51*0f4c859eSApple OSS Distributions<dd> 52*0f4c859eSApple OSS DistributionsThe pager port does not represent a valid default pager. 53*0f4c859eSApple OSS Distributions<p> 54*0f4c859eSApple OSS Distributions<dt> <strong>KERN_SUCCESS</strong> 55*0f4c859eSApple OSS Distributions<dd> 56*0f4c859eSApple OSS DistributionsThe operation was successful. 57*0f4c859eSApple OSS Distributions</dl> 58*0f4c859eSApple OSS Distributions<h3>RELATED INFORMATION</h3> 59*0f4c859eSApple OSS Distributions<p> 60*0f4c859eSApple OSS DistributionsFunctions: 61*0f4c859eSApple OSS Distributions<a href="DP_backing_store_delete.html"><strong>default_pager_backing_store_delete</strong></a>, 62*0f4c859eSApple OSS Distributions<a href="DP_backing_store_info.html"><strong>default_pager_backing_store_info</strong></a>. 63