xref: /xnu-10063.121.3/libsyscall/mach/thread_act.c (revision 2c2f96dc2b9a4408a43d3150ae9c105355ca3daa)
1*2c2f96dcSApple OSS Distributions /*
2*2c2f96dcSApple OSS Distributions  * Copyright (c) 2011 Apple Inc. All rights reserved.
3*2c2f96dcSApple OSS Distributions  *
4*2c2f96dcSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*2c2f96dcSApple OSS Distributions  *
6*2c2f96dcSApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*2c2f96dcSApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*2c2f96dcSApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*2c2f96dcSApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*2c2f96dcSApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*2c2f96dcSApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*2c2f96dcSApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*2c2f96dcSApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*2c2f96dcSApple OSS Distributions  *
15*2c2f96dcSApple OSS Distributions  * Please obtain a copy of the License at
16*2c2f96dcSApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*2c2f96dcSApple OSS Distributions  *
18*2c2f96dcSApple OSS Distributions  * The Original Code and all software distributed under the License are
19*2c2f96dcSApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*2c2f96dcSApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*2c2f96dcSApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*2c2f96dcSApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*2c2f96dcSApple OSS Distributions  * Please see the License for the specific language governing rights and
24*2c2f96dcSApple OSS Distributions  * limitations under the License.
25*2c2f96dcSApple OSS Distributions  *
26*2c2f96dcSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*2c2f96dcSApple OSS Distributions  */
28*2c2f96dcSApple OSS Distributions 
29*2c2f96dcSApple OSS Distributions #undef _thread_act_user_
30*2c2f96dcSApple OSS Distributions #include <mach/thread_act_internal.h>
31*2c2f96dcSApple OSS Distributions 
32*2c2f96dcSApple OSS Distributions extern void _pthread_clear_qos_tsd(mach_port_t port);
33*2c2f96dcSApple OSS Distributions 
34*2c2f96dcSApple OSS Distributions kern_return_t
thread_policy(thread_act_t thr_act,policy_t policy,policy_base_t base,mach_msg_type_number_t baseCnt,boolean_t set_limit)35*2c2f96dcSApple OSS Distributions thread_policy(thread_act_t thr_act, policy_t policy, policy_base_t base, mach_msg_type_number_t baseCnt, boolean_t set_limit)
36*2c2f96dcSApple OSS Distributions {
37*2c2f96dcSApple OSS Distributions 	kern_return_t kr;
38*2c2f96dcSApple OSS Distributions 
39*2c2f96dcSApple OSS Distributions 	kr = _kernelrpc_thread_policy(thr_act, policy, base, baseCnt, set_limit);
40*2c2f96dcSApple OSS Distributions 	if (kr == KERN_SUCCESS) {
41*2c2f96dcSApple OSS Distributions 		_pthread_clear_qos_tsd(thr_act);
42*2c2f96dcSApple OSS Distributions 	} else if (kr == KERN_POLICY_STATIC) {
43*2c2f96dcSApple OSS Distributions 		kr = KERN_SUCCESS;
44*2c2f96dcSApple OSS Distributions 	}
45*2c2f96dcSApple OSS Distributions 
46*2c2f96dcSApple OSS Distributions 	return kr;
47*2c2f96dcSApple OSS Distributions }
48*2c2f96dcSApple OSS Distributions 
49*2c2f96dcSApple OSS Distributions kern_return_t
thread_policy_set(thread_act_t thread,thread_policy_flavor_t flavor,thread_policy_t policy_info,mach_msg_type_number_t policy_infoCnt)50*2c2f96dcSApple OSS Distributions thread_policy_set(thread_act_t thread, thread_policy_flavor_t flavor, thread_policy_t policy_info, mach_msg_type_number_t policy_infoCnt)
51*2c2f96dcSApple OSS Distributions {
52*2c2f96dcSApple OSS Distributions 	kern_return_t kr;
53*2c2f96dcSApple OSS Distributions 
54*2c2f96dcSApple OSS Distributions 	kr = _kernelrpc_thread_policy_set(thread, flavor, policy_info, policy_infoCnt);
55*2c2f96dcSApple OSS Distributions 	if (kr == KERN_SUCCESS) {
56*2c2f96dcSApple OSS Distributions 		_pthread_clear_qos_tsd(thread);
57*2c2f96dcSApple OSS Distributions 	} else if (kr == KERN_POLICY_STATIC) {
58*2c2f96dcSApple OSS Distributions 		kr = KERN_SUCCESS;
59*2c2f96dcSApple OSS Distributions 	}
60*2c2f96dcSApple OSS Distributions 
61*2c2f96dcSApple OSS Distributions 	return kr;
62*2c2f96dcSApple OSS Distributions }
63*2c2f96dcSApple OSS Distributions 
64*2c2f96dcSApple OSS Distributions kern_return_t
thread_set_policy(thread_act_t thr_act,processor_set_t pset,policy_t policy,policy_base_t base,mach_msg_type_number_t baseCnt,policy_limit_t limit,mach_msg_type_number_t limitCnt)65*2c2f96dcSApple OSS Distributions thread_set_policy(thread_act_t thr_act, processor_set_t pset, policy_t policy, policy_base_t base, mach_msg_type_number_t baseCnt, policy_limit_t limit, mach_msg_type_number_t limitCnt)
66*2c2f96dcSApple OSS Distributions {
67*2c2f96dcSApple OSS Distributions 	kern_return_t kr;
68*2c2f96dcSApple OSS Distributions 
69*2c2f96dcSApple OSS Distributions 	kr = _kernelrpc_thread_set_policy(thr_act, pset, policy, base, baseCnt, limit, limitCnt);
70*2c2f96dcSApple OSS Distributions 	if (kr == KERN_SUCCESS) {
71*2c2f96dcSApple OSS Distributions 		_pthread_clear_qos_tsd(thr_act);
72*2c2f96dcSApple OSS Distributions 	} else if (kr == KERN_POLICY_STATIC) {
73*2c2f96dcSApple OSS Distributions 		kr = KERN_SUCCESS;
74*2c2f96dcSApple OSS Distributions 	}
75*2c2f96dcSApple OSS Distributions 
76*2c2f96dcSApple OSS Distributions 	return kr;
77*2c2f96dcSApple OSS Distributions }
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