#include <mach/task_policy.h>
#include <kern/task.h>
#include <kern/ledger.h>
-
+#include <sys/kdebug.h>
+#include <kern/sched_prim.h>
/*
******************************
* XNU-internal functionality
/* flavors (also DBG_IMPORTANCE subclasses 0x20 - 0x3F) */
/* internal or external, thread or task */
-#define TASK_POLICY_DARWIN_BG 0x21
-#define TASK_POLICY_IOPOL 0x22
-#define TASK_POLICY_IO 0x23
-#define TASK_POLICY_PASSIVE_IO 0x24
+#define TASK_POLICY_DARWIN_BG IMP_TASK_POLICY_DARWIN_BG
+#define TASK_POLICY_IOPOL IMP_TASK_POLICY_IOPOL
+#define TASK_POLICY_IO IMP_TASK_POLICY_IO
+#define TASK_POLICY_PASSIVE_IO IMP_TASK_POLICY_PASSIVE_IO
/* internal, task only */
-#define TASK_POLICY_DARWIN_BG_IOPOL 0x27
+#define TASK_POLICY_DARWIN_BG_IOPOL IMP_TASK_POLICY_DARWIN_BG_IOPOL
/* task-only attributes */
-#define TASK_POLICY_TAL 0x28
-#define TASK_POLICY_BOOST 0x29
-#define TASK_POLICY_ROLE 0x2A
+/* unused was: IMP_TASK_POLICY_TAL */
+#define TASK_POLICY_BOOST IMP_TASK_POLICY_BOOST
+#define TASK_POLICY_ROLE IMP_TASK_POLICY_ROLE
/* unused 0x2B */
-#define TASK_POLICY_TERMINATED 0x2C
-#define TASK_POLICY_NEW_SOCKETS_BG 0x2D
-#define TASK_POLICY_SUP_ACTIVE 0x2E
-#define TASK_POLICY_LATENCY_QOS 0x2F
-#define TASK_POLICY_THROUGH_QOS 0x30
-#define TASK_POLICY_WATCHERS_BG 0x31
-
-#define TASK_POLICY_SFI_MANAGED 0x34
-#define TASK_POLICY_ALL_SOCKETS_BG 0x37
-
-#define TASK_POLICY_BASE_LATENCY_AND_THROUGHPUT_QOS 0x39 /* latency as value1, throughput as value2 */
-#define TASK_POLICY_OVERRIDE_LATENCY_AND_THROUGHPUT_QOS 0x3A /* latency as value1, throughput as value2 */
+#define TASK_POLICY_TERMINATED IMP_TASK_POLICY_TERMINATED
+#define TASK_POLICY_NEW_SOCKETS_BG IMP_TASK_POLICY_NEW_SOCKETS_BG
+#define TASK_POLICY_SUP_ACTIVE IMP_TASK_POLICY_SUP_ACTIVE
+#define TASK_POLICY_LATENCY_QOS IMP_TASK_POLICY_LATENCY_QOS
+#define TASK_POLICY_THROUGH_QOS IMP_TASK_POLICY_THROUGH_QOS
+#define TASK_POLICY_WATCHERS_BG IMP_TASK_POLICY_WATCHERS_BG
+#define TASK_POLICY_SFI_MANAGED IMP_TASK_POLICY_SFI_MANAGED
+#define TASK_POLICY_ALL_SOCKETS_BG IMP_TASK_POLICY_ALL_SOCKETS_BG
+
+#define TASK_POLICY_BASE_LATENCY_AND_THROUGHPUT_QOS IMP_TASK_POLICY_BASE_LATENCY_AND_THROUGHPUT_QOS /* latency as value1, throughput as value2 */
+#define TASK_POLICY_OVERRIDE_LATENCY_AND_THROUGHPUT_QOS IMP_TASK_POLICY_OVERRIDE_LATENCY_AND_THROUGHPUT_QOS /* latency as value1, throughput as value2 */
/* thread-only attributes */
-#define TASK_POLICY_PIDBIND_BG 0x32
+#define TASK_POLICY_PIDBIND_BG IMP_TASK_POLICY_PIDBIND_BG
/* unused 0x33 */
-#define TASK_POLICY_QOS 0x35
-#define TASK_POLICY_QOS_OVERRIDE 0x36
-#define TASK_POLICY_QOS_AND_RELPRIO 0x38 /* QoS as value1, relative priority as value2 */
-#define TASK_POLICY_QOS_WORKQ_OVERRIDE 0x3B
-#define TASK_POLICY_QOS_PROMOTE 0x3C
-#define TASK_POLICY_QOS_IPC_OVERRIDE 0x3D
-// was TASK_POLICY_QOS_SYNC_IPC_OVERRIDE 0x3E
+#define TASK_POLICY_QOS 0x35 /* Used only as a convenience for getter */
+#define TASK_POLICY_QOS_OVERRIDE IMP_TASK_POLICY_QOS_OVERRIDE
+#define TASK_POLICY_QOS_AND_RELPRIO IMP_TASK_POLICY_QOS_AND_RELPRIO /* QoS as value1, relative priority as value2 */
+#define TASK_POLICY_QOS_WORKQ_OVERRIDE IMP_TASK_POLICY_QOS_WORKQ_OVERRIDE
+#define TASK_POLICY_QOS_PROMOTE IMP_TASK_POLICY_QOS_PROMOTE
+#define TASK_POLICY_QOS_KEVENT_OVERRIDE IMP_TASK_POLICY_QOS_KEVENT_OVERRIDE
+#define TASK_POLICY_QOS_SERVICER_OVERRIDE IMP_TASK_POLICY_QOS_SERVICER_OVERRIDE
#define TASK_POLICY_MAX 0x3F
extern boolean_t thread_has_qos_policy(thread_t thread);
extern kern_return_t thread_remove_qos_policy(thread_t thread);
-extern int proc_darwin_role_to_task_role(int darwin_role, int* task_role);
-extern int proc_task_role_to_darwin_role(int task_role);
+extern int proc_darwin_role_to_task_role(int darwin_role, task_role_t* task_role);
+extern int proc_task_role_to_darwin_role(task_role_t task_role);
/* Functions used by kern_exec.c */
extern void task_set_main_thread_qos(task_t task, thread_t main_thread);
-extern void proc_set_task_spawnpolicy(task_t task, int apptype, int qos_clamp, int role,
- ipc_port_t * portwatch_ports, int portwatch_count);
+extern void proc_set_task_spawnpolicy(task_t task, thread_t thread, int apptype, int qos_clamp, task_role_t role,
+ ipc_port_t * portwatch_ports, uint32_t portwatch_count);
extern void proc_inherit_task_role(task_t new_task, task_t old_task);
/* IO Throttle tiers */
extern void proc_apply_task_networkbg(void * bsd_info, thread_t thread);
#endif /* MACH_BSD */
+extern void thread_freeze_base_pri(thread_t thread);
+extern bool thread_unfreeze_base_pri(thread_t thread);
+
/* Functions used by pthread_shims.c */
extern int proc_thread_qos_add_override(task_t task, thread_t thread, uint64_t tid,
int override_qos, boolean_t first_override_for_resource,
extern uint8_t thread_workq_pri_for_qos(thread_qos_t qos) __pure2;
extern thread_qos_t thread_workq_qos_for_pri(int priority);
-extern int
+extern thread_qos_t
task_get_default_manager_qos(task_t task);
extern void proc_thread_qos_deallocate(thread_t thread);
extern int task_clear_cpuusage(task_t task, int cpumon_entitled);
-#if CONFIG_EMBEDDED
+#if CONFIG_TASKWATCH
/* Taskwatch related external BSD interface */
extern int proc_lf_pidbind(task_t curtask, uint64_t tid, task_t target_task, int bind);
-#endif /* CONFIG_EMBEDDED */
+#endif /* CONFIG_TASKWATCH */
/* Importance inheritance functions not under IMPORTANCE_INHERITANCE */
extern void task_importance_mark_donor(task_t task, boolean_t donating);
extern int proc_get_task_ruse_cpu(task_t task, uint32_t *policyp, uint8_t *percentagep,
uint64_t *intervalp, uint64_t *deadlinep);
-extern int proc_set_task_ruse_cpu(task_t task, uint32_t policy, uint8_t percentage,
+extern int proc_set_task_ruse_cpu(task_t task, uint16_t policy, uint8_t percentage,
uint64_t interval, uint64_t deadline, int cpumon_entitled);
extern int task_suspend_cpumon(task_t task);
extern int task_resume_cpumon(task_t task);
thread_policy_t policy_info, mach_msg_type_number_t count);
extern boolean_t thread_recompute_user_promotion_locked(thread_t thread);
+extern boolean_t thread_recompute_kernel_promotion_locked(thread_t thread);
extern thread_qos_t thread_user_promotion_qos_for_pri(int priority);
extern void thread_set_exec_promotion(thread_t thread);
extern void thread_clear_exec_promotion(thread_t thread);
-/* for IPC override management */
-extern void thread_add_ipc_override(thread_t thread, uint32_t qos_override);
-extern void thread_update_ipc_override(thread_t thread, uint32_t qos_override);
-extern void thread_drop_ipc_override(thread_t thread);
+/* for servicer override management (workloops only) */
+extern void thread_add_servicer_override(thread_t thread, uint32_t qos_override);
+extern void thread_update_servicer_override(thread_t thread, uint32_t qos_override);
+extern void thread_drop_servicer_override(thread_t thread);
+
+/* for generic kevent override management */
+extern void thread_add_kevent_override(thread_t thread, uint32_t qos_override);
+extern void thread_update_kevent_override(thread_t thread, uint32_t qos_override);
+extern void thread_drop_kevent_override(thread_t thread);
/* for ipc_pset.c */
extern thread_qos_t thread_get_requested_qos(thread_t thread, int *relpri);
tpt_update_throttle :1,
tpt_update_thread_sfi :1,
tpt_force_recompute_pri :1,
- tpt_update_tg_ui_flag :1;
+ tpt_update_tg_ui_flag :1,
+ tpt_update_turnstile :1;
} *task_pend_token_t;
extern void task_policy_update_complete_unlocked(task_t task, task_pend_token_t pend_token);
extern void thread_policy_update_complete_unlocked(thread_t task, task_pend_token_t pend_token);
typedef struct {
- int qos_pri[THREAD_QOS_LAST];
- int qos_iotier[THREAD_QOS_LAST];
+ int16_t qos_pri[THREAD_QOS_LAST];
+ int16_t qos_iotier[THREAD_QOS_LAST];
uint32_t qos_through_qos[THREAD_QOS_LAST];
uint32_t qos_latency_qos[THREAD_QOS_LAST];
} qos_policy_params_t;
extern boolean_t task_is_daemon(task_t task);
extern boolean_t task_is_app(task_t task);
-#if CONFIG_EMBEDDED
+#if CONFIG_TASKWATCH
/* Taskwatch related external interface */
extern void thead_remove_taskwatch(thread_t thread);
extern void task_removewatchers(task_t task);
-extern void task_watch_init(void);
typedef struct task_watcher task_watch_t;
-#endif /* CONFIG_EMBEDDED */
+#endif /* CONFIG_TASKWATCH */
#if IMPORTANCE_INHERITANCE
extern boolean_t task_is_marked_importance_donor(task_t task);
extern void proc_init_cpumon_params(void);
extern void thread_policy_init(void);
-int task_compute_main_thread_qos(task_t task);
+thread_qos_t task_compute_main_thread_qos(task_t task);
/* thread policy internals */
extern void thread_policy_reset(thread_t thread);
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