1*5e3eaea3SApple OSS Distributions<h2>io_done_queue_create</h2> 2*5e3eaea3SApple OSS Distributions<hr> 3*5e3eaea3SApple OSS Distributions<p> 4*5e3eaea3SApple OSS Distributions<strong>Function</strong> - Create an <strong>io_done_queue</strong> kernel object. 5*5e3eaea3SApple OSS Distributions<h3>SYNOPSIS</h3> 6*5e3eaea3SApple OSS Distributions<pre> 7*5e3eaea3SApple OSS Distributions<strong>kern_return_t io_done_queue_create</strong> 8*5e3eaea3SApple OSS Distributions <strong>(mach_port_t</strong> <var>host</var>, 9*5e3eaea3SApple OSS Distributions <strong>mach_port_t</strong> <var>queue</var><strong>);</strong> 10*5e3eaea3SApple OSS Distributions</pre> 11*5e3eaea3SApple OSS Distributions<h3>PARAMETERS</h3> 12*5e3eaea3SApple OSS Distributions<dl> 13*5e3eaea3SApple OSS Distributions<p> 14*5e3eaea3SApple OSS Distributions<dt> <var>host</var> 15*5e3eaea3SApple OSS Distributions<dd> 16*5e3eaea3SApple OSS Distributions[in host-name send right] The name (or control) port for the host on 17*5e3eaea3SApple OSS Distributionswhich the io_done_queue should be created. 18*5e3eaea3SApple OSS Distributions<p> 19*5e3eaea3SApple OSS Distributions<dt> <var>queue</var> 20*5e3eaea3SApple OSS Distributions<dd> 21*5e3eaea3SApple OSS Distributions[out io-done-queue send right] The port referencing the created 22*5e3eaea3SApple OSS Distributionsio_done_queue. 23*5e3eaea3SApple OSS Distributions</dl> 24*5e3eaea3SApple OSS Distributions<h3>DESCRIPTION</h3> 25*5e3eaea3SApple OSS Distributions<p> 26*5e3eaea3SApple OSS DistributionsThe io_done_queue_create function is called to create a new 27*5e3eaea3SApple OSS Distributionsinstatiation of the kernel object supporting asynchronous read/write 28*5e3eaea3SApple OSS Distributionsoperations on a device. 29*5e3eaea3SApple OSS Distributions<h3>RETURN VALUES</h3> 30*5e3eaea3SApple OSS Distributions<dl> 31*5e3eaea3SApple OSS Distributions<dt> <strong>KERN_INVALID_ARGUMENT</strong> 32*5e3eaea3SApple OSS Distributions<dd> 33*5e3eaea3SApple OSS Distributions Invalid <var>host</var> parameter. 34*5e3eaea3SApple OSS Distributions <p> 35*5e3eaea3SApple OSS Distributions <dt> <strong>KERN_RESOURCE_SHORTAGE</strong> 36*5e3eaea3SApple OSS Distributions<dd> 37*5e3eaea3SApple OSS Distributions Insufficient kernel resources to allocate kernel object. 38*5e3eaea3SApple OSS Distributions</dl> 39*5e3eaea3SApple OSS Distributions<h3>RELATED INFORMATION</h3> 40*5e3eaea3SApple OSS Distributions<p> 41*5e3eaea3SApple OSS DistributionsFunctions: 42*5e3eaea3SApple OSS Distributions<a href="io_done_queue_terminate.html"><strong>io_done_queue_terminate</strong></a>, 43*5e3eaea3SApple OSS Distributions<a href="io_done_queue_wait.html"><strong>io_done_queue_wait</strong></a>, 44*5e3eaea3SApple OSS Distributions<a href="device_read_async.html"><strong>device_read_async</strong></a>, 45*5e3eaea3SApple OSS Distributions<a href="device_read_async_inband.html"><strong>device_read_async_inband</strong></a>, 46*5e3eaea3SApple OSS Distributions<a href="DR_overwrite_async.html"><strong>device_read_overwrite_async</strong></a>, 47*5e3eaea3SApple OSS Distributions<a href="device_write_async.html"><strong>device_write_async</strong></a>, 48*5e3eaea3SApple OSS Distributions<a href="device_write_async_inband.html"><strong>device_write_async_inband</strong></a>. 49