X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/316670eb35587141e969394ae8537d66b9211e80..eb6b6ca394357805f2bdba989abae309f718b4d8:/bsd/sys/process_policy.h?ds=sidebyside diff --git a/bsd/sys/process_policy.h b/bsd/sys/process_policy.h index d9ad48272..8ba38fb19 100644 --- a/bsd/sys/process_policy.h +++ b/bsd/sys/process_policy.h @@ -2,7 +2,7 @@ * Copyright (c) 2010 Apple Computer, 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 @@ -11,10 +11,10 @@ * 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, @@ -22,7 +22,7 @@ * 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@ */ @@ -34,163 +34,163 @@ #include #include +#ifndef XNU_KERNEL_PRIVATE +#include +#endif + __BEGIN_DECLS /* defns of scope */ -#define PROC_POLICY_SCOPE_PROCESS 1 /* the policy setting is for process wide effect */ -#define PROC_POLICY_SCOPE_THREAD 2 /* the policy setting is for thread inside a proc */ +#define PROC_POLICY_SCOPE_PROCESS 1 /* the policy setting is for process wide effect */ +#define PROC_POLICY_SCOPE_THREAD 2 /* the policy setting is for thread inside a proc */ /* defns of actions with no attributes */ -#define PROC_POLICY_ACTION_APPLY 1 /* enforce the set policy */ -#define PROC_POLICY_ACTION_RESTORE 2 /* revert the applied action back */ -#define PROC_POLICY_ACTION_DENYINHERIT 3 /* set for no inheritence of the specified policy */ -#define PROC_POLICY_ACTION_DENYSELFSET 4 /* set for the process to set its own policy */ -#define PROC_POLICY_ACTION_ENABLE 5 /* enable policy and its actions */ -#define PROC_POLICY_ACTION_DISABLE 6 /* disable policy and its actions, also clears any actions that have already happened */ +#define PROC_POLICY_ACTION_APPLY 1 /* enforce the set policy */ +#define PROC_POLICY_ACTION_RESTORE 2 /* revert the applied action back */ +#define PROC_POLICY_ACTION_DENYINHERIT 3 /* set for no inheritence of the specified policy */ +#define PROC_POLICY_ACTION_DENYSELFSET 4 /* set for the process to set its own policy */ +#define PROC_POLICY_ACTION_ENABLE 5 /* enable policy and its actions */ +#define PROC_POLICY_ACTION_DISABLE 6 /* disable policy and its actions, also clears any actions that have already happened */ /* defns of actions with attributes */ -#define PROC_POLICY_ACTION_SET 10 /* set the policy attributes */ -#define PROC_POLICY_ACTION_GET 11 /* get the policy attributes */ -#define PROC_POLICY_ACTION_ADD 12 /* add a policy attribute */ -#define PROC_POLICY_ACTION_REMOVE 13 /* remove a policy attribute */ +#define PROC_POLICY_ACTION_SET 10 /* set the policy attributes */ +#define PROC_POLICY_ACTION_GET 11 /* get the policy attributes */ +#define PROC_POLICY_ACTION_ADD 12 /* add a policy attribute */ +#define PROC_POLICY_ACTION_REMOVE 13 /* remove a policy attribute */ +#define PROC_POLICY_ACTION_HOLD 14 /* hold an importance boost assertion */ +#define PROC_POLICY_ACTION_DROP 15 /* drop an importance boost assertion */ /* policies */ #define PROC_POLICY NONE 0 -#define PROC_POLICY_BACKGROUND 1 /* darwin background policy */ -#define PROC_POLICY_HARDWARE_ACCESS 2 /* access to various hardware */ -#define PROC_POLICY_RESOURCE_STARVATION 3 /* behavior on resource starvation */ -#define PROC_POLICY_RESOURCE_USAGE 4 /* behavior on resource consumption */ -#if CONFIG_EMBEDDED -#define PROC_POLICY_APP_LIFECYCLE 5 /* app life cycle management */ +#define PROC_POLICY_BACKGROUND 1 /* darwin background policy */ +#define PROC_POLICY_HARDWARE_ACCESS 2 /* access to various hardware */ +#define PROC_POLICY_RESOURCE_STARVATION 3 /* behavior on resource starvation */ +#define PROC_POLICY_RESOURCE_USAGE 4 /* behavior on resource consumption */ +#if CONFIG_EMBEDDED || (TARGET_OS_IPHONE && !TARGET_OS_SIMULATOR) +#define PROC_POLICY_APP_LIFECYCLE 5 /* app life cycle management */ #else /* CONFIG_EMBEDDED */ -#define PROC_POLICY_RESERVED 5 /* behavior on resource consumption */ +#define PROC_POLICY_RESERVED 5 /* behavior on resource consumption */ #endif /* CONFIG_EMBEDDED */ -#define PROC_POLICY_APPTYPE 6 /* behavior on resource consumption */ +#define PROC_POLICY_APPTYPE 6 /* behavior on resource consumption */ +#define PROC_POLICY_BOOST 7 /* importance boost/drop */ /* sub policies for background policy */ -#define PROC_POLICY_BG_NONE 0 /* none */ -#define PROC_POLICY_BG_LOWCPUPRI 1 /* Low cpu priority */ -#define PROC_POLICY_BG_DISKTHROTTLE 2 /* disk accesses throttled */ -#define PROC_POLICY_BG_NETTHROTTLE 4 /* network accesses throttled */ -#define PROC_POLICY_BG_GPUDENY 8 /* no access to GPU */ -#if CONFIG_EMBEDDED +#define PROC_POLICY_BG_NONE 0 /* none */ +#define PROC_POLICY_BG_LOWCPUPRI 1 /* Low cpu priority */ +#define PROC_POLICY_BG_DISKTHROTTLE 2 /* disk accesses throttled */ +#define PROC_POLICY_BG_NETTHROTTLE 4 /* network accesses throttled */ +#define PROC_POLICY_BG_GPUDENY 8 /* no access to GPU */ +#if CONFIG_EMBEDDED || (TARGET_OS_IPHONE && !TARGET_OS_SIMULATOR) #define PROC_POLICY_BG_ALL 0x0F #else /* CONFIG_EMBEDDED */ #define PROC_POLICY_BG_ALL 0x07 #endif /* CONFIG_EMBEDDED */ -#define PROC_POLICY_BG_DEFAULT PROC_POLICY_BG_ALL +#define PROC_POLICY_BG_DEFAULT PROC_POLICY_BG_ALL /* sub policies for hardware */ -#define PROC_POLICY_HWACCESS_NONE 0 -#define PROC_POLICY_HWACCESS_DISK 1 /* disk access */ -#define PROC_POLICY_HWACCESS_GPU 2 /* GPU access */ -#define PROC_POLICY_HWACCESS_NETWORK 3 /* network access */ -#define PROC_POLICY_HWACCESS_CPU 4 /* cpu access */ +#define PROC_POLICY_HWACCESS_NONE 0 +#define PROC_POLICY_HWACCESS_DISK 1 /* disk access */ +#define PROC_POLICY_HWACCESS_GPU 2 /* GPU access */ +#define PROC_POLICY_HWACCESS_NETWORK 3 /* network access */ +#define PROC_POLICY_HWACCESS_CPU 4 /* cpu access */ /* attribute values for disk hardware access, bit different as it should reflect IOPOL_XXX */ -#define PROC_POLICY_DISKACC_NONE 0 -#define PROC_POLICY_DISKACC_NORMAL 1 /* normal access to the disk */ -#define PROC_POLICY_DISKACC_FULLACCESS 1 /* normal access to the disk */ -#define PROC_POLICY_DISKACC_PASSIVE 2 /* treat the I/Os as passive */ -#define PROC_POLICY_DISKACC_THROTTLE 3 /* throttle the disk IOs */ -#define PROC_POLICY_DISKACC_DEFAULT PROC_POLICY_DISKACC_FULLACCESS +#define PROC_POLICY_DISKACC_NONE 0 +#define PROC_POLICY_DISKACC_NORMAL 1 /* normal access to the disk */ +#define PROC_POLICY_DISKACC_FULLACCESS 1 /* normal access to the disk */ +#define PROC_POLICY_DISKACC_PASSIVE 2 /* treat the I/Os as passive */ +#define PROC_POLICY_DISKACC_THROTTLE 3 /* throttle the disk IOs */ +#define PROC_POLICY_DISKACC_DEFAULT PROC_POLICY_DISKACC_FULLACCESS /* attribute values for GPU hardware access */ -#define PROC_POLICY_GPUACC_NONE 0 -#define PROC_POLICY_GPUACC_FULLACCESS 0 /* complete access to the GPU */ -#define PROC_POLICY_GPUACC_DENYACCESS 1 /* deny any access to the GPU */ -#define PROC_POLICY_GPUACC_DEFAULT PROC_POLICY_GPUACC_FULLACCESS /* default is complete access */ +#define PROC_POLICY_GPUACC_NONE 0 +#define PROC_POLICY_GPUACC_FULLACCESS 0 /* complete access to the GPU */ +#define PROC_POLICY_GPUACC_DENYACCESS 1 /* deny any access to the GPU */ +#define PROC_POLICY_GPUACC_DEFAULT PROC_POLICY_GPUACC_FULLACCESS /* default is complete access */ /* atrribute values for network hardware access */ -#define PROC_POLICY_NETACC_NONE 0 -#define PROC_POLICY_NETACC_FULLACCESS 0 /* complete access to the network */ -#define PROC_POLICY_NETACC_THROTTLE 1 /* throttle access to network */ -#define PROC_POLICY_NETACC_DEFAULT PROC_POLICY_NETACC_FULLACCESS /* default is complete access */ +#define PROC_POLICY_NETACC_NONE 0 +#define PROC_POLICY_NETACC_FULLACCESS 0 /* complete access to the network */ +#define PROC_POLICY_NETACC_THROTTLE 1 /* throttle access to network */ +#define PROC_POLICY_NETACC_DEFAULT PROC_POLICY_NETACC_FULLACCESS /* default is complete access */ /* atrribute values for network hardware access */ -#define PROC_POLICY_CPUACC_NONE 0 -#define PROC_POLICY_CPUACC_FULLACCESS 0 /* access to all avialable cpus */ -#define PROC_POLICY_CPUACC_ONE 1 /* access to only one available cpu */ -#define PROC_POLICY_CPUACC_LLCACHE 2 /* access to only one last level cache */ -#define PROC_POLICY_CPUACC_DEFAULT PROC_POLICY_CPUACC_FULLACCESS /* default is access to all cpus */ +#define PROC_POLICY_CPUACC_NONE 0 +#define PROC_POLICY_CPUACC_FULLACCESS 0 /* access to all avialable cpus */ +#define PROC_POLICY_CPUACC_ONE 1 /* access to only one available cpu */ +#define PROC_POLICY_CPUACC_LLCACHE 2 /* access to only one last level cache */ +#define PROC_POLICY_CPUACC_DEFAULT PROC_POLICY_CPUACC_FULLACCESS /* default is access to all cpus */ /* System Resource management (ie usage and starvation related) definitions */ /* sub policies for resource starvation */ -#define PROC_POLICY_RS_NONE 0 -#define PROC_POLICY_RS_VIRTUALMEM 1 /* virtual memory starvation */ +#define PROC_POLICY_RS_NONE 0 +#define PROC_POLICY_RS_VIRTUALMEM 1 /* virtual memory starvation */ /* sub policies for resource usage */ -#define PROC_POLICY_RUSAGE_NONE 0 -#define PROC_POLICY_RUSAGE_WIREDMEM 1 /* wired memory usages */ -#define PROC_POLICY_RUSAGE_VIRTMEM 2 /* virtual memory usage */ -#define PROC_POLICY_RUSAGE_CPU 3 /* amount of cpu usage */ -#define PROC_POLICY_RUSAGE_DISK 4 /* amount of disk usage */ -#define PROC_POLICY_RUSAGE_NETWORK 5 /* amount of network usage */ -#define PROC_POLICY_RUSAGE_POWER 6 /* amount of power/battery consumption */ +#define PROC_POLICY_RUSAGE_NONE 0 +#define PROC_POLICY_RUSAGE_WIREDMEM 1 /* wired memory usages */ +#define PROC_POLICY_RUSAGE_VIRTMEM 2 /* virtual memory usage */ +#define PROC_POLICY_RUSAGE_CPU 3 /* amount of cpu usage */ +#define PROC_POLICY_RUSAGE_DISK 4 /* amount of disk usage */ +#define PROC_POLICY_RUSAGE_NETWORK 5 /* amount of network usage */ +#define PROC_POLICY_RUSAGE_POWER 6 /* amount of power/battery consumption */ /* attribute values for the resource usage and low resource - MUST match corresponding task definitions */ -#define PROC_POLICY_RSRCACT_NONE 0 -#define PROC_POLICY_RSRCACT_THROTTLE 1 /* throttle on resource condition */ -#define PROC_POLICY_RSRCACT_SUSPEND 2 /* suspend on resource condition */ -#define PROC_POLICY_RSRCACT_TERMINATE 3 /* kill on resource condition */ -#define PROC_POLICY_RSRCACT_NOTIFY_KQ 4 /* send kqueue notification */ -#define PROC_POLICY_RSRCACT_NOTIFY_EXC 5 /* send exception */ +#define PROC_POLICY_RSRCACT_NONE 0 +#define PROC_POLICY_RSRCACT_THROTTLE 1 /* throttle on resource condition */ +#define PROC_POLICY_RSRCACT_SUSPEND 2 /* suspend on resource condition */ +#define PROC_POLICY_RSRCACT_TERMINATE 3 /* kill on resource condition */ +#define PROC_POLICY_RSRCACT_NOTIFY_KQ 4 /* send kqueue notification */ +#define PROC_POLICY_RSRCACT_NOTIFY_EXC 5 /* send exception */ +#define PROC_POLICY_CPUMON_DISABLE 0xFF /* Disable CPU usage monitor */ +#define PROC_POLICY_CPUMON_DEFAULTS 0xFE /* Set default CPU usage monitor params */ -/* type of resource for kqueue notifiction */ -#define PROC_POLICY_RSRTYPE_CPU 1 -#define PROC_POLICY_RSRTYPE_WIREDMEM 2 -#define PROC_POLICY_RSRTYPE_VIRTUALMEM 4 -#define PROC_POLICY_RSRTYPE_DISK 8 -#define PROC_POLICY_RSRTYPE_NETWORK 0x010 -#define PROC_POLICY_RSRTYPE_POWER 0x20 - +/* sub policies for importance boost/drop */ +#define PROC_POLICY_IMP_IMPORTANT 1 /* Important-level boost */ +#define PROC_POLICY_IMP_STANDARD 2 /* Standard-level boost */ +#define PROC_POLICY_IMP_DONATION 3 /* Mark a task as an importance source */ typedef struct proc_policy_attribute { - uint32_t ppattr_attribute; /* the policy attribute to be modified or returned */ - uint32_t ppattr_resv; /* pad field */ - uint64_t ppattr_value1; /* 64bit policy specific attribute */ - uint64_t ppattr_value2; /* 64bit policy specific attribute */ - uint64_t ppattr_value3; /* 64bit policy specific attribute */ - uint64_t ppattr_resv1[4]; /* reserved for future use */ + uint32_t ppattr_attribute; /* the policy attribute to be modified or returned */ + uint32_t ppattr_resv; /* pad field */ + uint64_t ppattr_value1; /* 64bit policy specific attribute */ + uint64_t ppattr_value2; /* 64bit policy specific attribute */ + uint64_t ppattr_value3; /* 64bit policy specific attribute */ + uint64_t ppattr_resv1[4]; /* reserved for future use */ } proc_policy_attribute_t; typedef struct proc_policy_cpuusage_attr { - uint32_t ppattr_cpu_attr ; /* specified action as in PROC_POLICY_RSRCACT_xx */ - uint32_t ppattr_cpu_percentage; /* percentage of interval */ - uint64_t ppattr_cpu_attr_interval; /* 64bit interval in nsecs */ - uint64_t ppattr_cpu_attr_deadline; /* 64bit deadline in nsecs */ + uint32_t ppattr_cpu_attr; /* specified action as in PROC_POLICY_RSRCACT_xx */ + uint32_t ppattr_cpu_percentage; /* percentage of interval */ + uint64_t ppattr_cpu_attr_interval; /* 64bit interval in nsecs */ + uint64_t ppattr_cpu_attr_deadline; /* 64bit deadline in nsecs */ } proc_policy_cpuusage_attr_t; -#if CONFIG_EMBEDDED +#if CONFIG_EMBEDDED || (TARGET_OS_IPHONE && !TARGET_OS_SIMULATOR) /* sub policies for app lifecycle management */ -#define PROC_POLICY_APPLIFE_NONE 0 /* does nothing.. */ -#define PROC_POLICY_APPLIFE_STATE 1 /* sets the app to various lifecycle states */ -#define PROC_POLICY_APPLIFE_DEVSTATUS 2 /* notes the device in inactive or short/long term */ -#define PROC_POLICY_APPLIFE_PIDBIND 3 /* a thread is to be bound to another processes app state */ +#define PROC_POLICY_APPLIFE_NONE 0 /* does nothing.. */ +#define PROC_POLICY_APPLIFE_STATE 1 /* sets the app to various lifecycle states */ +#define PROC_POLICY_APPLIFE_DEVSTATUS 2 /* notes the device in inactive or short/long term */ +#define PROC_POLICY_APPLIFE_PIDBIND 3 /* a thread is to be bound to another processes app state */ #endif /* CONFIG_EMBEDDED */ /* sub policies for PROC_POLICY_APPTYPE */ -#define PROC_POLICY_APPTYPE_NONE 0 /* does nothing.. */ -#define PROC_POLICY_APPTYPE_MODIFY 1 /* sets the app to various lifecycle states */ -#if CONFIG_EMBEDDED -#define PROC_POLICY_APPTYPE_THREADTHR 2 /* notes the device in inactive or short/long term */ +#define PROC_POLICY_APPTYPE_NONE 0 /* does nothing.. */ +#define PROC_POLICY_APPTYPE_MODIFY 1 /* sets the app to various lifecycle states */ +#if CONFIG_EMBEDDED || (TARGET_OS_IPHONE && !TARGET_OS_SIMULATOR) +#define PROC_POLICY_APPTYPE_THREADTHR 2 /* notes the device in inactive or short/long term */ #endif /* CONFIG_EMBEDDED */ +/* exported apptypes for PROC_POLICY_APPTYPE */ +#define PROC_POLICY_OSX_APPTYPE_TAL 1 /* TAL-launched app */ -#define PROC_POLICY_OSX_APPTYPE_NONE 0 -#if CONFIG_EMBEDDED -#define PROC_POLICY_IOS_RESV1_APPTYPE 1 /* TAL based launched */ -#define PROC_POLICY_IOS_APPLE_DAEMON 2 /* for user of IOS apple daemons */ -#define PROC_POLICY_IOS_APPTYPE 3 /* ios specific handling */ -#define PROC_POLICY_IOS_NONUITYPE 4 /* ios non graphics type */ -#else -#define PROC_POLICY_OSX_APPTYPE_TAL 1 /* TAL based launched */ -#define PROC_POLICY_OSX_APPTYPE_WIDGET 2 /* for dashboard client */ -#define PROC_POLICY_OSX_APPTYPE_DASHCLIENT 2 /* rename to move away from widget */ -#endif +#define PROC_POLICY_OSX_APPTYPE_DASHCLIENT 2 /* Dashboard client (deprecated) */ +#define PROC_POLICY_IOS_DONATEIMP 6 /* donates priority imp (deprecated) */ +#define PROC_POLICY_IOS_HOLDIMP 7 /* hold importance assertion (deprecated) */ +#define PROC_POLICY_IOS_DROPIMP 8 /* drop importance assertion (deprecated) */ #ifndef KERNEL int process_policy(int scope, int action, int policy, int policy_subtype, proc_policy_attribute_t * attrp, pid_t target_pid, uint64_t target_threadid);