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1 | /* |
1 | /* |
2 | * Copyright (c) 2001-2004 Jakub Jermar |
2 | * Copyright (c) 2001-2004 Jakub Jermar |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup genericproc |
29 | /** @addtogroup genericproc |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef KERN_TASK_H_ |
35 | #ifndef KERN_TASK_H_ |
36 | #define KERN_TASK_H_ |
36 | #define KERN_TASK_H_ |
37 | 37 | ||
38 | #include <cpu.h> |
38 | #include <cpu.h> |
39 | #include <synch/spinlock.h> |
39 | #include <synch/spinlock.h> |
40 | #include <synch/mutex.h> |
40 | #include <synch/mutex.h> |
41 | #include <synch/rwlock.h> |
41 | #include <synch/rwlock.h> |
42 | #include <synch/futex.h> |
42 | #include <synch/futex.h> |
43 | #include <adt/btree.h> |
43 | #include <adt/btree.h> |
44 | #include <adt/list.h> |
44 | #include <adt/list.h> |
45 | #include <security/cap.h> |
45 | #include <security/cap.h> |
46 | #include <arch/proc/task.h> |
46 | #include <arch/proc/task.h> |
47 | #include <arch/proc/thread.h> |
47 | #include <arch/proc/thread.h> |
48 | #include <arch/context.h> |
48 | #include <arch/context.h> |
49 | #include <arch/fpu_context.h> |
49 | #include <arch/fpu_context.h> |
50 | #include <arch/cpu.h> |
50 | #include <arch/cpu.h> |
51 | #include <mm/tlb.h> |
51 | #include <mm/tlb.h> |
52 | #include <proc/scheduler.h> |
52 | #include <proc/scheduler.h> |
53 | 53 | ||
54 | #define IPC_MAX_PHONES 16 |
54 | #define IPC_MAX_PHONES 16 |
55 | #define THREAD_NAME_BUFLEN 20 |
55 | #define THREAD_NAME_BUFLEN 20 |
56 | 56 | ||
57 | struct answerbox; |
57 | struct answerbox; |
58 | struct task; |
58 | struct task; |
59 | struct thread; |
59 | struct thread; |
60 | 60 | ||
61 | typedef enum { |
61 | typedef enum { |
62 | IPC_PHONE_FREE = 0, /**< Phone is free and can be allocated */ |
62 | IPC_PHONE_FREE = 0, /**< Phone is free and can be allocated */ |
63 | IPC_PHONE_CONNECTING, /**< Phone is connecting somewhere */ |
63 | IPC_PHONE_CONNECTING, /**< Phone is connecting somewhere */ |
64 | IPC_PHONE_CONNECTED, /**< Phone is connected */ |
64 | IPC_PHONE_CONNECTED, /**< Phone is connected */ |
65 | IPC_PHONE_HUNGUP, /**< Phone is hung up, waiting for answers to come */ |
65 | IPC_PHONE_HUNGUP, /**< Phone is hung up, waiting for answers to come */ |
66 | IPC_PHONE_SLAMMED /**< Phone was hungup from server */ |
66 | IPC_PHONE_SLAMMED /**< Phone was hungup from server */ |
67 | } ipc_phone_state_t; |
67 | } ipc_phone_state_t; |
68 | 68 | ||
69 | /** Structure identifying phone (in TASK structure) */ |
69 | /** Structure identifying phone (in TASK structure) */ |
70 | typedef struct { |
70 | typedef struct { |
71 | SPINLOCK_DECLARE(lock); |
71 | SPINLOCK_DECLARE(lock); |
72 | link_t link; |
72 | link_t link; |
73 | struct answerbox *callee; |
73 | struct answerbox *callee; |
74 | ipc_phone_state_t state; |
74 | ipc_phone_state_t state; |
75 | atomic_t active_calls; |
75 | atomic_t active_calls; |
76 | } phone_t; |
76 | } phone_t; |
77 | 77 | ||
78 | typedef struct answerbox { |
78 | typedef struct answerbox { |
79 | SPINLOCK_DECLARE(lock); |
79 | SPINLOCK_DECLARE(lock); |
80 | 80 | ||
81 | struct task *task; |
81 | struct task *task; |
82 | 82 | ||
83 | waitq_t wq; |
83 | waitq_t wq; |
84 | 84 | ||
85 | link_t connected_phones; /**< Phones connected to this answerbox */ |
85 | link_t connected_phones; /**< Phones connected to this answerbox */ |
86 | link_t calls; /**< Received calls */ |
86 | link_t calls; /**< Received calls */ |
87 | link_t dispatched_calls; /* Should be hash table in the future */ |
87 | link_t dispatched_calls; /* Should be hash table in the future */ |
88 | 88 | ||
89 | link_t answers; /**< Answered calls */ |
89 | link_t answers; /**< Answered calls */ |
90 | 90 | ||
91 | SPINLOCK_DECLARE(irq_lock); |
91 | SPINLOCK_DECLARE(irq_lock); |
92 | link_t irq_notifs; /**< Notifications from IRQ handlers */ |
92 | link_t irq_notifs; /**< Notifications from IRQ handlers */ |
93 | link_t irq_head; /**< IRQs with notifications to this answerbox. */ |
93 | link_t irq_head; /**< IRQs with notifications to this answerbox. */ |
94 | } answerbox_t; |
94 | } answerbox_t; |
95 | 95 | ||
96 | /** Task structure. */ |
96 | /** Task structure. */ |
97 | typedef struct task { |
97 | typedef struct task { |
98 | /** Task lock. |
98 | /** Task lock. |
99 | * |
99 | * |
100 | * Must be acquired before threads_lock and thread lock of any of its threads. |
100 | * Must be acquired before threads_lock and thread lock of any of its threads. |
101 | */ |
101 | */ |
102 | SPINLOCK_DECLARE(lock); |
102 | SPINLOCK_DECLARE(lock); |
103 | 103 | ||
104 | char *name; |
104 | char *name; |
105 | struct thread *main_thread; /**< Pointer to the main thread. */ |
105 | struct thread *main_thread; /**< Pointer to the main thread. */ |
106 | link_t th_head; /**< List of threads contained in this task. */ |
106 | link_t th_head; /**< List of threads contained in this task. */ |
107 | as_t *as; /**< Address space. */ |
107 | as_t *as; /**< Address space. */ |
108 | task_id_t taskid; /**< Unique identity of task */ |
108 | task_id_t taskid; /**< Unique identity of task */ |
109 | context_id_t context; /**< Task security context */ |
109 | context_id_t context; /**< Task security context */ |
110 | 110 | ||
111 | /** If this is true, new threads can become part of the task. */ |
111 | /** If this is true, new threads can become part of the task. */ |
112 | bool accept_new_threads; |
112 | bool accept_new_threads; |
113 | 113 | ||
114 | count_t refcount; /**< Number of references (i.e. threads). */ |
114 | count_t refcount; /**< Number of references (i.e. threads). */ |
115 | 115 | ||
116 | cap_t capabilities; /**< Task capabilities. */ |
116 | cap_t capabilities; /**< Task capabilities. */ |
117 | 117 | ||
118 | /* IPC stuff */ |
118 | /* IPC stuff */ |
119 | answerbox_t answerbox; /**< Communication endpoint */ |
119 | answerbox_t answerbox; /**< Communication endpoint */ |
120 | phone_t phones[IPC_MAX_PHONES]; |
120 | phone_t phones[IPC_MAX_PHONES]; |
121 | atomic_t active_calls; /**< Active asynchronous messages. |
121 | atomic_t active_calls; /**< Active asynchronous messages. |
122 | * It is used for limiting uspace to |
122 | * It is used for limiting uspace to |
123 | * certain extent. */ |
123 | * certain extent. */ |
124 | 124 | ||
125 | task_arch_t arch; /**< Architecture specific task data. */ |
125 | task_arch_t arch; /**< Architecture specific task data. */ |
126 | 126 | ||
127 | /** |
127 | /** |
128 | * Serializes access to the B+tree of task's futexes. This mutex is |
128 | * Serializes access to the B+tree of task's futexes. This mutex is |
129 | * independent on the task spinlock. |
129 | * independent on the task spinlock. |
130 | */ |
130 | */ |
131 | mutex_t futexes_lock; |
131 | mutex_t futexes_lock; |
132 | btree_t futexes; /**< B+tree of futexes referenced by this task. */ |
132 | btree_t futexes; /**< B+tree of futexes referenced by this task. */ |
133 | 133 | ||
134 | uint64_t cycles; /**< Accumulated accounting. */ |
134 | uint64_t cycles; /**< Accumulated accounting. */ |
135 | } task_t; |
135 | } task_t; |
136 | 136 | ||
137 | typedef void (* timeout_handler_t)(void *arg); |
137 | typedef void (* timeout_handler_t)(void *arg); |
138 | 138 | ||
139 | typedef struct { |
139 | typedef struct { |
140 | SPINLOCK_DECLARE(lock); |
140 | SPINLOCK_DECLARE(lock); |
141 | 141 | ||
142 | link_t link; /**< Link to the list of active timeouts on THE->cpu */ |
142 | link_t link; /**< Link to the list of active timeouts on THE->cpu */ |
143 | 143 | ||
144 | uint64_t ticks; /**< Timeout will be activated in this amount of clock() ticks. */ |
144 | uint64_t ticks; /**< Timeout will be activated in this amount of clock() ticks. */ |
145 | 145 | ||
146 | timeout_handler_t handler; /**< Function that will be called on timeout activation. */ |
146 | timeout_handler_t handler; /**< Function that will be called on timeout activation. */ |
147 | void *arg; /**< Argument to be passed to handler() function. */ |
147 | void *arg; /**< Argument to be passed to handler() function. */ |
148 | 148 | ||
149 | cpu_t *cpu; /**< On which processor is this timeout registered. */ |
149 | cpu_t *cpu; /**< On which processor is this timeout registered. */ |
150 | } timeout_t; |
150 | } timeout_t; |
151 | 151 | ||
152 | /** Thread states. */ |
152 | /** Thread states. */ |
153 | typedef enum { |
153 | typedef enum { |
154 | Invalid, /**< It is an error, if thread is found in this state. */ |
154 | Invalid, /**< It is an error, if thread is found in this state. */ |
155 | Running, /**< State of a thread that is currently executing on some CPU. */ |
155 | Running, /**< State of a thread that is currently executing on some CPU. */ |
156 | Sleeping, /**< Thread in this state is waiting for an event. */ |
156 | Sleeping, /**< Thread in this state is waiting for an event. */ |
157 | Ready, /**< State of threads in a run queue. */ |
157 | Ready, /**< State of threads in a run queue. */ |
158 | Entering, /**< Threads are in this state before they are first readied. */ |
158 | Entering, /**< Threads are in this state before they are first readied. */ |
159 | Exiting, /**< After a thread calls thread_exit(), it is put into Exiting state. */ |
159 | Exiting, /**< After a thread calls thread_exit(), it is put into Exiting state. */ |
160 | Undead /**< Threads that were not detached but exited are in the Undead state. */ |
160 | Undead /**< Threads that were not detached but exited are in the Undead state. */ |
161 | } state_t; |
161 | } state_t; |
162 | 162 | ||
163 | /** Join types. */ |
163 | /** Join types. */ |
164 | typedef enum { |
164 | typedef enum { |
165 | None, |
165 | None, |
166 | TaskClnp, /**< The thread will be joined by ktaskclnp thread. */ |
166 | TaskClnp, /**< The thread will be joined by ktaskclnp thread. */ |
167 | TaskGC /**< The thread will be joined by ktaskgc thread. */ |
167 | TaskGC /**< The thread will be joined by ktaskgc thread. */ |
168 | } thread_join_type_t; |
168 | } thread_join_type_t; |
169 | 169 | ||
170 | /** Thread structure. There is one per thread. */ |
170 | /** Thread structure. There is one per thread. */ |
171 | typedef struct thread { |
171 | typedef struct thread { |
172 | link_t rq_link; /**< Run queue link. */ |
172 | link_t rq_link; /**< Run queue link. */ |
173 | link_t wq_link; /**< Wait queue link. */ |
173 | link_t wq_link; /**< Wait queue link. */ |
174 | link_t th_link; /**< Links to threads within containing task. */ |
174 | link_t th_link; /**< Links to threads within containing task. */ |
175 | 175 | ||
176 | /** Lock protecting thread structure. |
176 | /** Lock protecting thread structure. |
177 | * |
177 | * |
178 | * Protects the whole thread structure except list links above. |
178 | * Protects the whole thread structure except list links above. |
179 | */ |
179 | */ |
180 | SPINLOCK_DECLARE(lock); |
180 | SPINLOCK_DECLARE(lock); |
181 | 181 | ||
182 | char name[THREAD_NAME_BUFLEN]; |
182 | char name[THREAD_NAME_BUFLEN]; |
183 | 183 | ||
184 | void (* thread_code)(void *); /**< Function implementing the thread. */ |
184 | void (* thread_code)(void *); /**< Function implementing the thread. */ |
185 | void *thread_arg; /**< Argument passed to thread_code() function. */ |
185 | void *thread_arg; /**< Argument passed to thread_code() function. */ |
186 | 186 | ||
187 | /** From here, the stored context is restored when the thread is scheduled. */ |
187 | /** From here, the stored context is restored when the thread is scheduled. */ |
188 | context_t saved_context; |
188 | context_t saved_context; |
189 | /** From here, the stored timeout context is restored when sleep times out. */ |
189 | /** From here, the stored timeout context is restored when sleep times out. */ |
190 | context_t sleep_timeout_context; |
190 | context_t sleep_timeout_context; |
191 | /** From here, the stored interruption context is restored when sleep is interrupted. */ |
191 | /** From here, the stored interruption context is restored when sleep is interrupted. */ |
192 | context_t sleep_interruption_context; |
192 | context_t sleep_interruption_context; |
193 | 193 | ||
194 | bool sleep_interruptible; /**< If true, the thread can be interrupted from sleep. */ |
194 | bool sleep_interruptible; /**< If true, the thread can be interrupted from sleep. */ |
195 | waitq_t *sleep_queue; /**< Wait queue in which this thread sleeps. */ |
195 | waitq_t *sleep_queue; /**< Wait queue in which this thread sleeps. */ |
196 | timeout_t sleep_timeout; /**< Timeout used for timeoutable sleeping. */ |
196 | timeout_t sleep_timeout; /**< Timeout used for timeoutable sleeping. */ |
197 | volatile int timeout_pending; /**< Flag signalling sleep timeout in progress. */ |
197 | volatile int timeout_pending; /**< Flag signalling sleep timeout in progress. */ |
198 | 198 | ||
199 | /** True if this thread is executing copy_from_uspace(). False otherwise. */ |
199 | /** True if this thread is executing copy_from_uspace(). False otherwise. */ |
200 | bool in_copy_from_uspace; |
200 | bool in_copy_from_uspace; |
201 | /** True if this thread is executing copy_to_uspace(). False otherwise. */ |
201 | /** True if this thread is executing copy_to_uspace(). False otherwise. */ |
202 | bool in_copy_to_uspace; |
202 | bool in_copy_to_uspace; |
203 | 203 | ||
204 | /** |
204 | /** |
205 | * If true, the thread will not go to sleep at all and will |
205 | * If true, the thread will not go to sleep at all and will |
206 | * call thread_exit() before returning to userspace. |
206 | * call thread_exit() before returning to userspace. |
207 | */ |
207 | */ |
208 | bool interrupted; |
208 | bool interrupted; |
209 | 209 | ||
210 | thread_join_type_t join_type; /**< Who joinins the thread. */ |
210 | thread_join_type_t join_type; /**< Who joinins the thread. */ |
211 | bool detached; /**< If true, thread_join_timeout() cannot be used on this thread. */ |
211 | bool detached; /**< If true, thread_join_timeout() cannot be used on this thread. */ |
212 | waitq_t join_wq; /**< Waitq for thread_join_timeout(). */ |
212 | waitq_t join_wq; /**< Waitq for thread_join_timeout(). */ |
213 | 213 | ||
214 | fpu_context_t *saved_fpu_context; |
214 | fpu_context_t *saved_fpu_context; |
215 | int fpu_context_exists; |
215 | int fpu_context_exists; |
216 | 216 | ||
217 | /* |
217 | /* |
218 | * Defined only if thread doesn't run. |
218 | * Defined only if thread doesn't run. |
219 | * It means that fpu context is in CPU that last time executes this thread. |
219 | * It means that fpu context is in CPU that last time executes this thread. |
220 | * This disables migration. |
220 | * This disables migration. |
221 | */ |
221 | */ |
222 | int fpu_context_engaged; |
222 | int fpu_context_engaged; |
223 | 223 | ||
224 | rwlock_type_t rwlock_holder_type; |
224 | rwlock_type_t rwlock_holder_type; |
225 | 225 | ||
226 | void (* call_me)(void *); /**< Funtion to be called in scheduler before the thread is put asleep. */ |
226 | void (* call_me)(void *); /**< Funtion to be called in scheduler before the thread is put asleep. */ |
227 | void *call_me_with; /**< Argument passed to call_me(). */ |
227 | void *call_me_with; /**< Argument passed to call_me(). */ |
228 | 228 | ||
229 | state_t state; /**< Thread's state. */ |
229 | state_t state; /**< Thread's state. */ |
230 | int flags; /**< Thread's flags. */ |
230 | int flags; /**< Thread's flags. */ |
231 | 231 | ||
232 | cpu_t *cpu; /**< Thread's CPU. */ |
232 | cpu_t *cpu; /**< Thread's CPU. */ |
233 | task_t *task; /**< Containing task. */ |
233 | task_t *task; /**< Containing task. */ |
234 | 234 | ||
235 | uint64_t ticks; /**< Ticks before preemption. */ |
235 | uint64_t ticks; /**< Ticks before preemption. */ |
236 | 236 | ||
237 | uint64_t cycles; /**< Thread accounting. */ |
237 | uint64_t cycles; /**< Thread accounting. */ |
238 | uint64_t last_cycle; /**< Last sampled cycle. */ |
238 | uint64_t last_cycle; /**< Last sampled cycle. */ |
239 | bool uncounted; /**< Thread doesn't affect accumulated accounting. */ |
239 | bool uncounted; /**< Thread doesn't affect accumulated accounting. */ |
240 | 240 | ||
241 | int priority; /**< Thread's priority. Implemented as index to CPU->rq */ |
241 | int priority; /**< Thread's priority. Implemented as index to CPU->rq */ |
242 | uint32_t tid; /**< Thread ID. */ |
242 | uint32_t tid; /**< Thread ID. */ |
243 | 243 | ||
244 | thread_arch_t arch; /**< Architecture-specific data. */ |
244 | thread_arch_t arch; /**< Architecture-specific data. */ |
245 | 245 | ||
246 | uint8_t *kstack; /**< Thread's kernel stack. */ |
246 | uint8_t *kstack; /**< Thread's kernel stack. */ |
247 | } thread_t; |
247 | } thread_t; |
248 | 248 | ||
249 | extern spinlock_t tasks_lock; |
249 | SPINLOCK_EXTERN(tasks_lock); |
250 | extern btree_t tasks_btree; |
250 | extern btree_t tasks_btree; |
251 | 251 | ||
252 | extern void task_init(void); |
252 | extern void task_init(void); |
253 | extern task_t *task_create(as_t *as, char *name); |
253 | extern task_t *task_create(as_t *as, char *name); |
254 | extern void task_destroy(task_t *t); |
254 | extern void task_destroy(task_t *t); |
255 | extern task_t *task_run_program(void *program_addr, char *name); |
255 | extern task_t *task_run_program(void *program_addr, char *name); |
256 | extern task_t *task_find_by_id(task_id_t id); |
256 | extern task_t *task_find_by_id(task_id_t id); |
257 | extern int task_kill(task_id_t id); |
257 | extern int task_kill(task_id_t id); |
258 | extern uint64_t task_get_accounting(task_t *t); |
258 | extern uint64_t task_get_accounting(task_t *t); |
259 | 259 | ||
260 | extern void cap_set(task_t *t, cap_t caps); |
260 | extern void cap_set(task_t *t, cap_t caps); |
261 | extern cap_t cap_get(task_t *t); |
261 | extern cap_t cap_get(task_t *t); |
262 | 262 | ||
263 | 263 | ||
264 | #ifndef task_create_arch |
264 | #ifndef task_create_arch |
265 | extern void task_create_arch(task_t *t); |
265 | extern void task_create_arch(task_t *t); |
266 | #endif |
266 | #endif |
267 | 267 | ||
268 | #ifndef task_destroy_arch |
268 | #ifndef task_destroy_arch |
269 | extern void task_destroy_arch(task_t *t); |
269 | extern void task_destroy_arch(task_t *t); |
270 | #endif |
270 | #endif |
271 | 271 | ||
272 | extern unative_t sys_task_get_id(task_id_t *uspace_task_id); |
272 | extern unative_t sys_task_get_id(task_id_t *uspace_task_id); |
273 | 273 | ||
274 | #endif |
274 | #endif |
275 | 275 | ||
276 | /** @} |
276 | /** @} |
277 | */ |
277 | */ |
278 | 278 |