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13fec989 A |
1 | <h2>processor_set_policy_enable</h2> |
2 | <hr> | |
3 | <p> | |
4 | <strong>Function</strong> - Enables a scheduling policy for a processor set. | |
5 | <h3>SYNOPSIS</h3> | |
6 | <pre> | |
7 | <strong>#include< mach/mach_host.h></strong> | |
8 | ||
9 | <strong>kern_return_t processor_set_policy_enable</strong> | |
10 | <strong>(processor_set_t</strong> <var>processor_set</var>, | |
11 | <strong>int</strong> <var>policy</var><strong>);</strong> | |
12 | </pre> | |
13 | <h3>PARAMETERS</h3> | |
14 | <dl> | |
15 | <dt> <var>processor_set</var> | |
16 | <dd> | |
17 | [in processor-set-control port] The control port for the processor set for which a scheduling policy is to be enabled. | |
18 | <dt> <var>policy</var> | |
19 | <dd> | |
20 | [in scalar] Policy to be enabled. The values currently defined are POLICY_TIMESHARE and POLICY_FIXEDPRI. | |
21 | </dl> | |
22 | <h3>DESCRIPTION</h3> | |
23 | <p> | |
24 | The <strong>processor_set_policy_enable</strong> | |
25 | function extends the set of scheduling policies allowed for | |
26 | <var>processor_set</var>. The set of scheduling policies allowed for a | |
27 | processor set is the set of policies allowed to be set for threads | |
28 | assigned to that processor set. The current set of permitted policies | |
29 | can be obtained from <strong>processor_set_info</strong>. | |
30 | <h3>RETURN VALUES</h3> | |
31 | <p> | |
32 | Only generic errors apply. | |
33 | <h3>RELATED INFORMATION</h3> | |
34 | <p> | |
35 | Functions: | |
36 | <a href="processor_set_info.html">processor_set_info</a>, | |
37 | <a href="P_set_policy_disable.html">processor_set_policy_disable</a>, | |
38 | <a href="thread_policy.html">thread_policy</a>. |