xnu-1504.3.12.tar.gz
[apple/xnu.git] / osfmk / man / thread_resume.html
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-<h2>thread_resume</h2>\r<hr>\r<p>\r<strong>Function</strong> - Resume a thread.\r<h3>SYNOPSIS</h3>\r<pre>\r<strong>kern_return_t   thread_resume</strong>\r                <strong>(thread_act_t</strong>                     <var>target_thread</var><strong>);</strong>\r</pre>\r<h3>PARAMETERS</h3>\r<dl>\r<p>\r<dt> <var>target_thread</var> \r<dd>\r[in thread send right]\rThe thread to be resumed.\r</dl>\r<h3>DESCRIPTION</h3>\r<p>\rThe <strong>thread_resume</strong> function decrements the suspend count\rfor <var>target_thread</var> \rby one.  The thread is resumed if its suspend count goes to zero.\rIf the suspend \rcount is still positive, <strong>thread_resume</strong> must be repeated\runtil the count reaches \rzero.\r<h3>NOTES</h3>\r<p>\rAn attempt to lower the suspend count below zero is ignored.\r<h3>RETURN VALUES</h3>\r<p>\rOnly generic errors apply.\r<h3>RELATED INFORMATION</h3>\r<p>\rFunctions:\r<a href="task_resume.html"><strong>task_resume</strong></a>,\r<a href="task_suspend.html"><strong>task_suspend</strong></a>,\r<a href="thread_create.html"><strong>thread_create</strong></a>,\r<a href="thread_info.html"><strong>thread_info</strong></a>,\r<a href="thread_suspend.html"><strong>thread_suspend</strong></a>,\r<a href="thread_terminate.html"><strong>thread_terminate</strong></a>.\r
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+<h2>thread_resume</h2>
+<hr>
+<p>
+<strong>Function</strong> - Resume a thread.
+<h3>SYNOPSIS</h3>
+<pre>
+<strong>kern_return_t   thread_resume</strong>
+                <strong>(thread_act_t</strong>                     <var>target_thread</var><strong>);</strong>
+</pre>
+<h3>PARAMETERS</h3>
+<dl>
+<p>
+<dt> <var>target_thread</var> 
+<dd>
+[in thread send right]
+The thread to be resumed.
+</dl>
+<h3>DESCRIPTION</h3>
+<p>
+The <strong>thread_resume</strong> function decrements the suspend count
+for <var>target_thread</var> 
+by one.  The thread is resumed if its suspend count goes to zero.
+If the suspend 
+count is still positive, <strong>thread_resume</strong> must be repeated
+until the count reaches 
+zero.
+<h3>NOTES</h3>
+<p>
+An attempt to lower the suspend count below zero is ignored.
+<h3>RETURN VALUES</h3>
+<p>
+Only generic errors apply.
+<h3>RELATED INFORMATION</h3>
+<p>
+Functions:
+<a href="task_resume.html"><strong>task_resume</strong></a>,
+<a href="task_suspend.html"><strong>task_suspend</strong></a>,
+<a href="thread_create.html"><strong>thread_create</strong></a>,
+<a href="thread_info.html"><strong>thread_info</strong></a>,
+<a href="thread_suspend.html"><strong>thread_suspend</strong></a>,
+<a href="thread_terminate.html"><strong>thread_terminate</strong></a>.