97 lines
4.6 KiB
C
97 lines
4.6 KiB
C
/*
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* Copyright (c) 2017 Apple, Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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#ifndef _PTHREAD_BSDTHREAD_PRIVATE_H_
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#define _PTHREAD_BSDTHREAD_PRIVATE_H_
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#if XNU_KERNEL_PRIVATE && !defined(__PTHREAD_EXPOSE_INTERNALS__)
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#define __PTHREAD_EXPOSE_INTERNALS__ 1
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#endif // XNU_KERNEL_PRIVATE
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#ifdef __PTHREAD_EXPOSE_INTERNALS__
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/* pthread bsdthread_ctl sysctl commands */
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/* bsdthread_ctl(BSDTHREAD_CTL_SET_QOS, thread_port, tsd_entry_addr, 0) */
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#define BSDTHREAD_CTL_SET_QOS 0x10
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/* bsdthread_ctl(BSDTHREAD_CTL_GET_QOS, thread_port, 0, 0) */
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#define BSDTHREAD_CTL_GET_QOS 0x20
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/* bsdthread_ctl(BSDTHREAD_CTL_QOS_OVERRIDE_START, thread_port, priority, 0) */
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#define BSDTHREAD_CTL_QOS_OVERRIDE_START 0x40
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/* bsdthread_ctl(BSDTHREAD_CTL_QOS_OVERRIDE_END, thread_port, 0, 0) */
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#define BSDTHREAD_CTL_QOS_OVERRIDE_END 0x80
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/* bsdthread_ctl(BSDTHREAD_CTL_SET_SELF, priority, voucher, flags) */
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#define BSDTHREAD_CTL_SET_SELF 0x100
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/* bsdthread_ctl(BSDTHREAD_CTL_QOS_OVERRIDE_RESET, 0, 0, 0) */
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#define BSDTHREAD_CTL_QOS_OVERRIDE_RESET 0x200
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/* bsdthread_ctl(BSDTHREAD_CTL_QOS_OVERRIDE_DISPATCH, thread_port, priority, 0) */
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#define BSDTHREAD_CTL_QOS_OVERRIDE_DISPATCH 0x400
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/* bsdthread_ctl(BSDTHREAD_CTL_QOS_DISPATCH_ASYNCHRONOUS_OVERRIDE_ADD, thread_port, priority, resource) */
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#define BSDTHREAD_CTL_QOS_DISPATCH_ASYNCHRONOUS_OVERRIDE_ADD 0x401
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/* bsdthread_ctl(BSDTHREAD_CTL_QOS_DISPATCH_ASYNCHRONOUS_OVERRIDE_RESET, 0|1 (?reset_all), resource, 0) */
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#define BSDTHREAD_CTL_QOS_DISPATCH_ASYNCHRONOUS_OVERRIDE_RESET 0x402
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/* bsdthread_ctl(BSDTHREAD_CTL_QOS_MAX_PARALLELISM, priority, flags, 0) */
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#define BSDTHREAD_CTL_QOS_MAX_PARALLELISM 0x800
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/*
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* bsdthread_ctl(BSDTHREAD_CTL_WORKQ_ALLOW_KILL, enable, 0, 0)
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* It only affects the calling thread. Regular UNIX calls still need to be
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* used to manipulate signal mask of the calling thread to allow delivery
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* of a specific signal to it.
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* It is typically used in abort paths so it does not need to worry about
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* preserving sigmask across the thread's re-use. See workq_thread_return.
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*/
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#define BSDTHREAD_CTL_WORKQ_ALLOW_KILL 0x1000
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/* bsdthread_ctl(BSDTHREAD_CTL_DISPATCH_APPLY_ATTR, flags, val1, val2) */
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#define BSDTHREAD_CTL_DISPATCH_APPLY_ATTR 0x2000
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/*
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* bsdthread_ctl(BSDTHREAD_CTL_WORKQ_ALLOW_SIGMASK, sigmask, 0, 0)
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* This is a process wide configuration (as opposed to ALLOW_KILL) that
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* provides the calling process an ability to send signals to all its
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* pthread workqueue threads.
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* Regular UNIX calls still need to be used to manipulate signal mask of
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* each individual pthread worker thread to allow delivery of a specific
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* signal to that thread.
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* The @sigmask specified here is used internally by workqueue subsystem
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* to preserve sigmask of pthread workqueue threads across their re-use.
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* See workq_thread_return.
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*/
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#define BSDTHREAD_CTL_WORKQ_ALLOW_SIGMASK 0x4000
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/* Flags for BSDTHREAD_CTL_QOS_MAX_PARALLELISM */
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#define _PTHREAD_QOS_PARALLELISM_COUNT_LOGICAL 0x1
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#define _PTHREAD_QOS_PARALLELISM_REALTIME 0x2
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#define _PTHREAD_QOS_PARALLELISM_CLUSTER_SHARED_RSRC 0x4
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/* Flags for BSDTHREAD_CTL_DISPATCH_APPLY_ATTR */
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#define _PTHREAD_DISPATCH_APPLY_ATTR_CLUSTER_SHARED_RSRC_SET 0x1
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#define _PTHREAD_DISPATCH_APPLY_ATTR_CLUSTER_SHARED_RSRC_CLEAR 0x2
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#endif // __PTHREAD_EXPOSE_INTERNALS__
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#endif // _PTHREAD_BSDTHREAD_PRIVATE_H_
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