1 /* 2 * Copyright (c) 2011 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29 #undef _thread_act_user_ 30 #include <mach/thread_act_internal.h> 31 32 extern void _pthread_clear_qos_tsd(mach_port_t port); 33 34 kern_return_t 35 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 { 37 kern_return_t kr; 38 39 kr = _kernelrpc_thread_policy(thr_act, policy, base, baseCnt, set_limit); 40 if (kr == KERN_SUCCESS) { 41 _pthread_clear_qos_tsd(thr_act); 42 } else if (kr == KERN_POLICY_STATIC) { 43 kr = KERN_SUCCESS; 44 } 45 46 return kr; 47 } 48 49 kern_return_t 50 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 { 52 kern_return_t kr; 53 54 kr = _kernelrpc_thread_policy_set(thread, flavor, policy_info, policy_infoCnt); 55 if (kr == KERN_SUCCESS) { 56 _pthread_clear_qos_tsd(thread); 57 } else if (kr == KERN_POLICY_STATIC) { 58 kr = KERN_SUCCESS; 59 } 60 61 return kr; 62 } 63 64 kern_return_t 65 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 { 67 kern_return_t kr; 68 69 kr = _kernelrpc_thread_set_policy(thr_act, pset, policy, base, baseCnt, limit, limitCnt); 70 if (kr == KERN_SUCCESS) { 71 _pthread_clear_qos_tsd(thr_act); 72 } else if (kr == KERN_POLICY_STATIC) { 73 kr = KERN_SUCCESS; 74 } 75 76 return kr; 77 } 78