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 allows any amount (even 50infinity) to be withdrawn.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