Open Menu / libsyscall / mach / thread_act.c
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/*
 * Copyright (c) 2011 Apple Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 *
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 *
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 *
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */

#undef _thread_act_user_
#include <mach/thread_act_internal.h>

extern void _pthread_clear_qos_tsd(mach_port_t port);

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)
{
	kern_return_t kr;

	kr = _kernelrpc_thread_policy(thr_act, policy, base, baseCnt, set_limit);
	if (kr == KERN_SUCCESS) {
		_pthread_clear_qos_tsd(thr_act);
	} else if (kr == KERN_POLICY_STATIC) {
		kr = KERN_SUCCESS;
	}

	return kr;
}

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)
{
	kern_return_t kr;

	kr = _kernelrpc_thread_policy_set(thread, flavor, policy_info, policy_infoCnt);
	if (kr == KERN_SUCCESS) {
		_pthread_clear_qos_tsd(thread);
	} else if (kr == KERN_POLICY_STATIC) {
		kr = KERN_SUCCESS;
	}

	return kr;
}

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)
{
	kern_return_t kr;

	kr = _kernelrpc_thread_set_policy(thr_act, pset, policy, base, baseCnt, limit, limitCnt);
	if (kr == KERN_SUCCESS) {
		_pthread_clear_qos_tsd(thr_act);
	} else if (kr == KERN_POLICY_STATIC) {
		kr = KERN_SUCCESS;
	}

	return kr;
}