1*c54f35caSApple OSS Distributions<h2>ledger_create</h2> 2*c54f35caSApple OSS Distributions<hr> 3*c54f35caSApple OSS Distributions<p> 4*c54f35caSApple OSS Distributions<strong>Function</strong> - Create a subordinate ledger. 5*c54f35caSApple OSS Distributions<h3>SYNOPSIS</h3> 6*c54f35caSApple OSS Distributions<pre> 7*c54f35caSApple OSS Distributions<strong>kern_return_t ledger_create</strong> 8*c54f35caSApple OSS Distributions <strong>(ledger_port_t</strong> <var>parent_ledger</var>, 9*c54f35caSApple OSS Distributions <strong>ledger_port_t</strong> <var>ledger_ledger</var>, 10*c54f35caSApple OSS Distributions <strong>ledger_port_t</strong> <var>child_ledger</var>, 11*c54f35caSApple OSS Distributions <strong>ledger_item_t</strong> <var>transfer</var><strong>);</strong> 12*c54f35caSApple OSS Distributions</pre> 13*c54f35caSApple OSS Distributions<h3>PARAMETERS</h3> 14*c54f35caSApple OSS Distributions<dl> 15*c54f35caSApple OSS Distributions<p> 16*c54f35caSApple OSS Distributions<dt> <var>parent_ledger</var> 17*c54f35caSApple OSS Distributions<dd> 18*c54f35caSApple OSS Distributions[in ledger send right] 19*c54f35caSApple OSS DistributionsThe parent ledger. 20*c54f35caSApple OSS Distributions<p> 21*c54f35caSApple OSS Distributions<dt> <var>ledger_ledger</var> 22*c54f35caSApple OSS Distributions<dd> 23*c54f35caSApple OSS Distributions[in ledger send right] 24*c54f35caSApple OSS DistributionsThe wired kernel memory ledger providing the 25*c54f35caSApple OSS Distributionsspace from which the ledger itself is drawn. 26*c54f35caSApple OSS Distributions<p> 27*c54f35caSApple OSS Distributions<dt> <var>child_ledger</var> 28*c54f35caSApple OSS Distributions<dd> 29*c54f35caSApple OSS Distributions[out ledger send right] 30*c54f35caSApple OSS DistributionsThe new child ledger, of the same resource type 31*c54f35caSApple OSS Distributionsas the parent ledger. 32*c54f35caSApple OSS Distributions<p> 33*c54f35caSApple OSS Distributions<dt> <var>transfer</var> 34*c54f35caSApple OSS Distributions<dd> 35*c54f35caSApple OSS Distributions[in scalar] 36*c54f35caSApple OSS DistributionsThe resource amount to transfer to the new ledger. 37*c54f35caSApple OSS Distributions</dl> 38*c54f35caSApple OSS Distributions<h3>DESCRIPTION</h3> 39*c54f35caSApple OSS Distributions<p> 40*c54f35caSApple OSS DistributionsThe <strong>ledger_create</strong> function creates a subordinate ledger. 41*c54f35caSApple OSS DistributionsResource limits can be 42*c54f35caSApple OSS Distributionstransferred from the parent ledger. The child ledger itself 43*c54f35caSApple OSS Distributionsis accounted against 44*c54f35caSApple OSS Distributionsthe <var>ledger_ledger</var>. A new ledger inherits the remote service port. 45*c54f35caSApple OSS Distributions<h3>NOTES</h3> 46*c54f35caSApple OSS Distributions<p> 47*c54f35caSApple OSS DistributionsThis interface is not implemented in OSF/1 R1.3. 48*c54f35caSApple OSS Distributions<p> 49*c54f35caSApple OSS DistributionsA ledger limit of <strong>LEDGER_ITEM_INFINITE</strong> allows any amount (even 50*c54f35caSApple OSS Distributionsinfinity) to be withdrawn. The root ledger has such a limit. 51*c54f35caSApple OSS Distributions<h3>RETURN VALUES</h3> 52*c54f35caSApple OSS Distributions<dl> 53*c54f35caSApple OSS Distributions<p> 54*c54f35caSApple OSS Distributions<dt> <strong>KERN_RESOURCE_SHORTAGE</strong> 55*c54f35caSApple OSS Distributions<dd> 56*c54f35caSApple OSS DistributionsTransferring the resources would cause the parent ledger to exceed its 57*c54f35caSApple OSS Distributionslimits. 58*c54f35caSApple OSS Distributions<p> 59*c54f35caSApple OSS Distributions<dt> <strong>KERN_INVALID_LEDGER</strong> 60*c54f35caSApple OSS Distributions<dd> 61*c54f35caSApple OSS Distributions<var>ledger_ledger</var> is not a wired kernel memory ledger. 62*c54f35caSApple OSS Distributions</dl> 63*c54f35caSApple OSS Distributions<h3>RELATED INFORMATION</h3> 64*c54f35caSApple OSS Distributions<p> 65*c54f35caSApple OSS DistributionsFunctions: 66*c54f35caSApple OSS Distributions<a href="ledger_transfer.html"><strong>ledger_transfer</strong></a>, 67*c54f35caSApple OSS Distributions<a href="ledger_terminate.html"><strong>ledger_terminate</strong></a>, 68*c54f35caSApple OSS Distributions<a href="ledger_read.html"><strong>ledger_read</strong></a>, 69*c54f35caSApple OSS Distributions<a href="ledger_set_remote.html"><strong>ledger_set_remote</strong></a>. 70