Mercurial > hg > Members > kono > Cerium
annotate TaskManager/kernel/schedule/SchedTask.cc @ 467:44c0bce54dcf
fix all examples. test_render is not working now.
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Thu, 01 Oct 2009 19:25:25 +0900 |
| parents | 4fa8760e18c2 |
| children | bd5b93d39597 |
| rev | line source |
|---|---|
| 308 | 1 #include <stdlib.h> |
| 2 #include <string.h> | |
| 42 | 3 #include "SchedTask.h" |
| 308 | 4 #include "SchedTaskList.h" |
| 5 #include "SchedNop2Ready.h" | |
| 6 #include "DmaManager.h" | |
| 7 #include "error.h" | |
| 8 #include "TaskManager.h" | |
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9 #include <stdarg.h> |
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10 |
| 308 | 11 extern Scheduler::TaskObject task_list[MAX_TASK_OBJECT]; |
| 12 | |
| 373 | 13 //#define NO_PIPELINE |
| 308 | 14 |
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15 /** |
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16 Task Object を作る |
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17 */ |
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18 |
| 439 | 19 |
| 308 | 20 SchedTask * |
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21 createSchedTask(Scheduler *scheduler, TaskPtr task) |
| 302 | 22 { |
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23 return new SchedTask(); |
| 308 | 24 } |
| 25 | |
| 373 | 26 |
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27 /** |
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28 code load を始める。既に get_segment hash に入っていれば何もしない。 |
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29 最初の一回は SchedTaskList:: next から呼ばれる。 |
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30 この段階では、SchedTask object は、まだ作られてない。 |
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31 */ |
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32 void |
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33 loadSchedTask(Scheduler *scheduler,TaskPtr task) |
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34 { |
| 439 | 35 // fprintf(stderr,"loadSchedTask %d\n",task->command); |
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36 task_list[task->command].load(scheduler,task->command); |
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37 } |
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38 |
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39 |
| 308 | 40 SchedTask::SchedTask() |
| 41 { | |
| 42 __list = NULL; | |
| 43 __task = NULL; | |
| 44 __inListData = NULL; | |
| 45 __outListData = NULL; | |
| 46 __readbuf = NULL; | |
| 47 __writebuf = NULL; | |
| 48 __scheduler = NULL; | |
| 49 __taskGroup = NULL; | |
| 50 __renew_flag = 0; | |
| 51 __cur_index = 0; | |
| 52 __flag_renewTask = SCHED_TASK_NORMAL; | |
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53 this->stdout_ = stdout; |
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54 this->stderr_ = stderr; |
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55 this->stdin_ = stdin; |
| 373 | 56 |
| 308 | 57 ex_init = &SchedTask::ex_init_normal; |
| 58 ex_read = &SchedTask::ex_read_normal; | |
| 59 ex_exec = &SchedTask::ex_exec_normal; | |
| 60 ex_write = &SchedTask::ex_write_normal; | |
| 61 ex_next = &SchedTask::ex_next_normal; | |
| 62 | |
| 63 } | |
| 64 | |
| 65 /** | |
| 66 * dma_store の wait を行う | |
| 67 * このタスクが RenewTask だった場合、 | |
| 68 * __inListData や __outListData は | |
| 69 * Scheduler の持つ、使い回しの buffer ではなく | |
| 70 * 新たに allocate されたものなので、ここで free する | |
| 71 */ | |
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72 SchedTask::~SchedTask() |
| 308 | 73 { |
| 74 if (__flag_renewTask == SCHED_TASK_RENEW) { | |
| 373 | 75 free(__inListData); |
| 308 | 76 free(__outListData); |
| 373 | 77 |
| 78 /** | |
| 79 * __list != NULL の場合、 | |
| 80 * この Task が __list の最後の Task になるので (SchedTask::next 参照) | |
| 81 * このタイミングで __list を解放する | |
| 82 * (free に渡されるアドレスが正しいものとなる)。 | |
| 83 * それ以外の Task では当然解放しない。 | |
| 84 * __list == NULL なので、free に渡しても無問題 | |
| 85 */ | |
| 86 free(__list); | |
| 308 | 87 } |
| 88 | |
| 321 | 89 |
| 308 | 90 } |
| 91 | |
| 373 | 92 /** |
| 308 | 93 * このタスクを Renew Task とし、それに応じた関数をセットする |
| 94 */ | |
| 95 void | |
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96 SchedTask::__setRenew() |
| 308 | 97 { |
| 98 __flag_renewTask = SCHED_TASK_RENEW; | |
| 99 | |
| 100 ex_init = &SchedTask::ex_init_renew; | |
| 101 ex_read = &SchedTask::ex_read_renew; | |
| 102 ex_exec = &SchedTask::ex_exec_renew; | |
| 373 | 103 ex_write = &SchedTask::ex_write_renew; |
| 308 | 104 ex_next = &SchedTask::ex_next_renew; |
| 105 } | |
| 106 | |
| 107 void | |
| 108 SchedTask::__init__(TaskListPtr _list, TaskPtr _task, int index, | |
| 373 | 109 ListDataPtr rbuf, ListDataPtr wbuf, Scheduler* sc) |
| 308 | 110 { |
| 111 __list = _list; | |
| 112 __task = _task; | |
| 113 __inListData = rbuf; | |
| 114 __outListData = wbuf; | |
| 115 __scheduler = sc; | |
| 116 __cur_index = index; | |
| 117 | |
| 118 __scheduler->mainMem_wait(); | |
| 119 | |
| 120 (this->*ex_init)(); | |
| 121 } | |
| 122 | |
| 123 /** | |
| 124 * PPE 内で生成されたタスクの ex_init() | |
| 125 */ | |
| 126 void | |
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127 SchedTask::ex_init_normal() |
| 308 | 128 { |
| 129 __scheduler->dma_load(__inListData, (uint32)__task->inData, | |
| 373 | 130 sizeof(ListData), DMA_READ_IN_LIST); |
| 308 | 131 __scheduler->dma_load(__outListData, (uint32)__task->outData, |
| 373 | 132 sizeof(ListData), DMA_READ_OUT_LIST); |
| 308 | 133 #if defined(NO_PIPELINE) |
| 134 __scheduler->dma_wait(DMA_READ_IN_LIST); | |
| 135 __scheduler->dma_wait(DMA_READ_OUT_LIST); | |
| 136 #endif | |
| 373 | 137 |
| 308 | 138 __taskGroup = new TaskGroup; |
| 139 __taskGroup->command = __task->self; | |
| 140 } | |
| 141 | |
| 142 /** | |
| 143 * SPE 内で生成されたタスクの ex_init() | |
| 144 * 各データは SPE 内の create_task 時に生成もしくは引き継がれているので | |
| 145 * ex_init_normal() と違い、ここでは値を渡すだけ | |
| 146 */ | |
| 147 void | |
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148 SchedTask::ex_init_renew() |
| 308 | 149 { |
| 150 __inListData = __task->inData; | |
| 151 __outListData = __task->outData; | |
| 373 | 152 __taskGroup = (TaskGroupPtr)__task->self; |
| 308 | 153 } |
| 154 | |
| 155 /** | |
| 156 * [Todo] | |
| 157 * データの読み込み場所を readbuf ではなく、 | |
| 158 * ユーザ自身で決めれるようになるといいかもしれない。 | |
| 159 * | |
| 160 * # TaskManager が勝手に消すことなく、 | |
| 161 * # ユーザが SPE 上に持ち続けることができるため。 | |
| 162 * # もちろん管理はユーザに任せるわけだ。 | |
| 163 */ | |
| 164 void | |
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165 SchedTask::read() |
| 373 | 166 { |
| 308 | 167 __debug("[SchedTask:%s]\n", __FUNCTION__); |
| 168 | |
| 169 #if !defined(NO_PIPELINE) | |
| 170 __scheduler->dma_wait(DMA_READ_IN_LIST); | |
| 171 __scheduler->dma_wait(DMA_READ_OUT_LIST); | |
| 172 #endif | |
| 173 | |
| 174 __writebuf = __scheduler->allocate(__outListData->size); | |
| 373 | 175 |
| 308 | 176 // 読むデータが一つもなければ無視 |
| 177 if (__inListData->length == 0) return; | |
| 178 | |
| 179 // load Input Data | |
| 180 __readbuf = __scheduler->allocate(__inListData->size); | |
| 181 __scheduler->dma_loadList(__inListData, __readbuf, DMA_READ); | |
| 182 | |
| 183 #if defined(NO_PIPELINE) | |
| 184 __scheduler->dma_wait(DMA_READ); | |
| 185 #endif | |
| 186 | |
| 187 (this->*ex_read)(); | |
| 188 } | |
| 189 | |
| 190 void | |
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191 SchedTask::exec() |
| 308 | 192 { |
| 193 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
| 194 | |
| 195 #if !defined(NO_PIPELINE) | |
| 196 __scheduler->dma_wait(DMA_READ); | |
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197 task_list[__task->command].wait(__scheduler,__task->command); |
| 308 | 198 #endif |
| 199 | |
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200 task_list[__task->command].run(this, __readbuf, __writebuf); |
| 308 | 201 |
| 202 free(__readbuf); | |
| 203 | |
| 204 if (__taskGroup->status() != 0) { | |
| 373 | 205 __task->self = __taskGroup->command; |
| 206 delete __taskGroup; | |
| 207 __taskGroup = NULL; | |
| 308 | 208 } |
| 209 | |
| 210 | |
| 211 // 書き込む領域がなければ無視 | |
| 212 if (__outListData->length > 0) { | |
| 373 | 213 __scheduler->dma_storeList(__outListData, __writebuf, DMA_WRITE); |
| 308 | 214 |
| 215 #if defined(NO_PIPELINE) | |
| 373 | 216 __scheduler->dma_wait(DMA_WRITE); |
| 217 free(__writebuf); | |
| 308 | 218 #endif |
| 219 } | |
| 220 | |
| 221 (this->*ex_exec)(); | |
| 222 } | |
| 223 | |
| 224 void | |
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225 SchedTask::write() |
| 308 | 226 { |
| 227 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
| 373 | 228 |
| 308 | 229 #if !defined(NO_PIPELINE) |
| 230 __scheduler->dma_wait(DMA_WRITE); | |
| 231 free(__writebuf); | |
| 232 #endif | |
| 233 | |
| 234 if (__task->self == MY_SPE_NOP) return; | |
| 235 | |
| 236 (this->*ex_write)(); | |
| 237 } | |
| 238 | |
| 239 /** | |
| 240 * PPE 内で生成されたタスクの ex_read() | |
| 241 */ | |
| 242 void | |
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243 SchedTask::ex_read_normal() |
| 308 | 244 { |
| 245 } | |
| 246 | |
| 247 /** | |
| 248 * SPE 内で生成されたタスクの ex_read() | |
| 249 */ | |
| 250 void | |
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251 SchedTask::ex_read_renew() |
| 308 | 252 { |
| 253 } | |
| 254 | |
| 255 /** | |
| 256 * PPE 内で生成されたタスクの ex_exec() | |
| 257 */ | |
| 258 void | |
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259 SchedTask::ex_exec_normal() |
| 308 | 260 { |
| 261 } | |
| 262 | |
| 263 /** | |
| 264 * SPE 内で生成されたタスクの ex_exec() | |
| 265 */ | |
| 266 void | |
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267 SchedTask::ex_exec_renew() |
| 308 | 268 { |
| 269 } | |
| 270 | |
| 271 | |
| 272 | |
| 273 /** | |
| 274 * PPE 内で生成されたタスクの ex_write() | |
| 373 | 275 * |
| 308 | 276 * このタスク内で新たにタスクが生成され、 |
| 277 * 且つそのタスクの終了を待つ必要がある場合、 | |
| 278 * PPE に終了したことは知らせない(command は送信しない) | |
| 279 */ | |
| 280 void | |
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281 SchedTask::ex_write_normal() |
| 308 | 282 { |
| 283 /** | |
| 284 * このタスク内で新たにタスクが生成されなかった | |
| 285 * or 生成されたが、そのタスクの終了を待つ必要は無い | |
| 286 */ | |
| 287 if (__renew_flag == 0) { | |
| 373 | 288 __scheduler->mail_write(__task->self); |
| 308 | 289 } |
| 302 | 290 } |
| 291 | |
| 308 | 292 /** |
| 293 * SPE 内で生成されたタスクの ex_write() | |
| 294 * | |
| 295 * A <- 親タスク | |
| 296 * | \ | |
| 297 * B C <- SPE 内で生成されたタスク | |
| 298 * | |
| 299 * A は SPE 内で B, C を生成したとする。 | |
| 300 * B と C が終了したら、A が PPE に送るはずだったコマンドが | |
| 301 * 子タスクに引き継がれているので、最後に実行された子タスクが | |
| 302 * PPE に mail 送信する。 | |
| 303 */ | |
| 304 void | |
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305 SchedTask::ex_write_renew() |
| 308 | 306 { |
| 307 uint32 cmd; | |
| 373 | 308 |
| 308 | 309 __taskGroup->remove(__task); |
| 373 | 310 cmd = __taskGroup->status(); |
| 308 | 311 |
| 312 // タスク内で作られた全てのタスクが終了した | |
| 313 if (cmd != 0) { | |
| 373 | 314 delete __taskGroup; |
| 315 __scheduler->mail_write(cmd); | |
| 308 | 316 } |
| 317 } | |
| 373 | 318 |
| 308 | 319 SchedTaskBase* |
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320 SchedTask::next(Scheduler *scheduler, SchedTaskBase *p) |
| 308 | 321 { |
| 322 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
| 323 | |
| 324 delete p; | |
| 325 | |
| 326 return (this->*ex_next)(); | |
| 327 } | |
| 328 | |
| 329 SchedTaskBase* | |
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330 SchedTask::ex_next_normal() |
| 308 | 331 { |
| 332 if (__cur_index < __list->length) { | |
| 373 | 333 SchedTaskBase *nextSched; |
| 334 | |
| 335 nextSched = __scheduler->get_nextRenewTaskList(); | |
| 308 | 336 |
| 373 | 337 // RenewTask がある |
| 338 if (nextSched) { | |
| 339 __scheduler->set_backupTaskList(__list); | |
| 340 __scheduler->set_backupTaskListIndex(__cur_index); | |
| 341 return nextSched; | |
| 342 } else { | |
| 343 TaskPtr nextTask = &__list->tasks[__cur_index++]; | |
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344 if (__cur_index < __list->length) { |
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345 // load next task |
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346 loadSchedTask(__scheduler, &__list->tasks[__cur_index]); |
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347 } |
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348 nextSched = createSchedTask(__scheduler, nextTask); |
| 373 | 349 ((SchedTask*)nextSched)->__init__(__list, nextTask, __cur_index, |
| 350 __scheduler->get_curReadBuf(), | |
| 351 __scheduler->get_curWriteBuf(), | |
| 352 __scheduler); | |
| 353 return nextSched; | |
| 354 } | |
| 308 | 355 } else { |
| 373 | 356 uint32 nextList = (uint32)__list->next; |
| 357 | |
| 358 if (nextList == 0) { | |
| 359 return new SchedNop2Ready(__scheduler); | |
| 360 } else { | |
| 361 return createSchedTaskList(nextList, __scheduler, | |
| 362 SCHED_TASKLIST_NORMAL); | |
| 363 } | |
| 308 | 364 } |
| 365 } | |
| 366 | |
| 367 /** | |
| 368 * | |
| 369 */ | |
| 370 SchedTaskBase* | |
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371 SchedTask::ex_next_renew() |
| 308 | 372 { |
| 373 TaskPtr nextTask; | |
| 374 SchedTask *nextSched; | |
| 375 | |
| 376 if (__cur_index < __list->length) { | |
| 373 | 377 nextTask = &__list->tasks[__cur_index++]; |
| 439 | 378 if (__cur_index < __list->length) { |
| 379 // load next task | |
| 380 loadSchedTask(__scheduler, &__list->tasks[__cur_index]); | |
| 381 } | |
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382 nextSched = createSchedTask(__scheduler, nextTask); |
| 308 | 383 |
| 373 | 384 // RenewTaskList を実行中なので |
| 385 nextSched->__setRenew(); | |
| 386 nextSched->__init__(__list, nextTask, __cur_index, | |
| 387 __scheduler->get_curReadBuf(), | |
| 388 __scheduler->get_curWriteBuf(), | |
| 389 __scheduler); | |
| 308 | 390 |
| 373 | 391 /** |
| 392 * この理由は SchedTask:~SchedTask() で | |
| 393 */ | |
| 394 __list = NULL; | |
| 395 return nextSched; | |
| 308 | 396 } else { |
| 373 | 397 SchedTaskBase *nextList; |
| 398 | |
| 399 nextList = __scheduler->get_nextRenewTaskList(); | |
| 400 | |
| 401 if (nextList) { | |
| 402 return nextList; | |
| 403 } else { | |
| 404 TaskListPtr nextList = __scheduler->get_backupTaskList(); | |
| 405 | |
| 406 // 中断した TaskList がある | |
| 407 if (nextList) { | |
| 408 __cur_index = __scheduler->get_backupTaskListIndex(); | |
| 308 | 409 |
| 373 | 410 nextTask = &nextList->tasks[__cur_index++]; |
| 439 | 411 if (__cur_index < __list->length) { |
| 412 // load next task | |
| 413 loadSchedTask(__scheduler, &__list->tasks[__cur_index]); | |
| 414 } | |
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415 nextSched = createSchedTask(__scheduler, nextTask); |
| 373 | 416 |
| 417 nextSched->__init__(nextList, nextTask, __cur_index, | |
| 418 __scheduler->get_curReadBuf(), | |
| 419 __scheduler->get_curWriteBuf(), | |
| 420 __scheduler); | |
| 421 return nextSched; | |
| 422 } else { | |
| 423 return new SchedNop2Ready(__scheduler); | |
| 424 } | |
| 425 } | |
| 308 | 426 } |
| 427 } | |
| 428 | |
| 429 int | |
|
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430 SchedTask::get_cpuid() |
| 308 | 431 { |
| 432 return __scheduler->id; | |
| 433 } | |
| 434 | |
| 435 /** | |
| 436 * task->add_inData で与えられた順番に対応する index (0〜n-1) で、 | |
| 437 * buffer から対応するデータを返す。 | |
| 438 */ | |
| 439 void* | |
| 440 SchedTask::get_input(void *buff, int index) | |
| 441 { | |
| 442 if (buff != NULL) { | |
| 373 | 443 return (void*)((int)buff + __inListData->bound[index]); |
| 308 | 444 } else { |
| 373 | 445 return NULL; |
| 308 | 446 } |
| 447 } | |
| 448 | |
| 449 /** | |
| 450 * get_input(index) のアドレスを返す | |
| 451 */ | |
| 452 uint32 | |
| 453 SchedTask::get_inputAddr(int index) | |
| 454 { | |
| 455 return __inListData->element[index].addr; | |
| 456 } | |
| 457 | |
| 458 /** | |
| 459 * get_input(index) のサイズを返す | |
| 460 */ | |
| 461 int | |
| 462 SchedTask::get_inputSize(int index) | |
| 463 { | |
| 464 return __inListData->element[index].size; | |
| 465 } | |
| 466 | |
| 467 /** | |
| 468 * write buffer の領域を返す。 | |
| 469 */ | |
| 470 void* | |
| 471 SchedTask::get_output(void *buff, int index) | |
| 472 { | |
| 473 if (buff != NULL) { | |
| 373 | 474 return (void*)((int)buff + __outListData->bound[index]); |
| 308 | 475 } else { |
| 373 | 476 return NULL; |
| 308 | 477 } |
| 478 } | |
| 479 | |
| 480 /** | |
| 481 * get_output(index) のアドレスを返す | |
| 482 */ | |
| 483 uint32 | |
| 484 SchedTask::get_outputAddr(int index) | |
| 485 { | |
| 486 return __outListData->element[index].addr; | |
| 487 } | |
| 488 | |
| 489 /** | |
| 490 * get_output(index) のサイズを返す | |
| 491 */ | |
| 492 int | |
| 493 SchedTask::get_outputSize(int index) | |
| 494 { | |
| 495 return __outListData->element[index].size; | |
| 496 } | |
| 497 | |
| 498 int | |
| 499 SchedTask::get_param(int index) | |
| 500 { | |
| 501 return __task->param[index]; | |
| 502 } | |
| 503 | |
| 504 TaskPtr | |
| 505 SchedTask::create_task(int cmd) | |
| 506 { | |
| 507 TaskListPtr taskList = __scheduler->get_renewListBuf(); | |
| 508 TaskPtr p = &taskList->tasks[taskList->length++]; | |
| 509 p->command = cmd; | |
| 510 | |
| 511 p->inData = (ListData*)__scheduler->allocate(sizeof(ListData)); | |
| 512 p->outData = (ListData*)__scheduler->allocate(sizeof(ListData)); | |
| 513 | |
| 514 p->inData->clear(); | |
| 515 p->outData->clear(); | |
| 516 | |
| 517 p->self = MY_SPE_NOP; | |
| 518 p->param_size = 0; | |
| 519 | |
| 520 return p; | |
| 521 } | |
| 522 | |
| 523 /** | |
| 524 * 生成したタスクが終了してから、メインスケジューラ(PPE) に | |
| 525 * タスクが終了した旨を知らせる。 | |
| 526 * | |
| 527 * @param[in] waitTask タスク内で生成したタスク | |
| 528 */ | |
| 529 void | |
| 530 SchedTask::wait_task(TaskPtr waitTask) | |
| 531 { | |
| 532 waitTask->self = (uint32)__taskGroup; | |
| 533 | |
| 534 __scheduler->add_groupTask(__taskGroup, waitTask); | |
| 535 | |
| 536 __renew_flag++; | |
| 537 } | |
| 538 | |
| 539 void* | |
| 540 SchedTask::global_alloc(int id, int size) { | |
| 541 return __scheduler->global_alloc(id, size); | |
| 542 } | |
| 543 | |
| 544 void* | |
| 545 SchedTask::global_get(int id) { | |
| 546 return __scheduler->global_get(id); | |
| 547 } | |
| 548 | |
| 549 void | |
| 373 | 550 SchedTask::global_set(int id, void *addr) { |
| 551 __scheduler->global_set(id, addr); | |
| 552 } | |
| 553 | |
| 554 void | |
| 308 | 555 SchedTask::global_free(int id) { |
| 556 __scheduler->global_free(id); | |
| 557 } | |
| 558 | |
| 373 | 559 MemList* |
| 560 SchedTask::createMemList(int size, int count) { | |
| 561 return __scheduler->createMemList(size, count); | |
| 562 } | |
| 563 | |
| 308 | 564 void |
| 565 SchedTask::mainMem_alloc(int id, int size) { | |
| 566 __scheduler->mainMem_alloc(id, size); | |
| 567 } | |
| 568 | |
| 569 void | |
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570 SchedTask::mainMem_wait() { |
| 308 | 571 __scheduler->mainMem_wait(); |
| 572 } | |
| 573 | |
| 574 void* | |
| 575 SchedTask::mainMem_get(int id) { | |
| 576 return __scheduler->mainMem_get(id); | |
| 577 } | |
| 578 | |
| 579 void* | |
| 580 SchedTask::allocate(int size) { | |
| 581 return __scheduler->allocate(size); | |
| 582 } | |
| 583 | |
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584 |
| 308 | 585 void |
| 586 SchedTask::dma_load(void *buf, uint32 addr, uint32 size, uint32 mask) { | |
| 587 __scheduler->dma_load(buf, addr, size, mask); | |
| 588 } | |
| 589 | |
| 590 void | |
| 591 SchedTask::dma_store(void *buf,uint32 addr, uint32 size, uint32 mask) { | |
| 592 __scheduler->dma_store(buf, addr, size, mask); | |
| 593 } | |
| 594 | |
| 595 void | |
| 596 SchedTask::dma_wait(uint32 mask) { | |
| 597 __scheduler->dma_wait(mask); | |
| 598 } | |
| 599 | |
|
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600 void |
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601 SchedTask::show_dma_wait() { |
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602 __scheduler->show_dma_wait(); |
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603 } |
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604 |
|
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605 MemorySegment * SchedTask::get_segment(memaddr addr, MemList *m) { |
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606 return __scheduler->get_segment(addr,m); |
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607 } |
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608 |
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609 void SchedTask::put_segment(MemorySegment *s) { |
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610 __scheduler->put_segment(s); |
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611 } |
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612 |
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613 void SchedTask::wait_segment(MemorySegment *s) { |
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614 __scheduler->wait_segment(s); |
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615 } |
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616 |
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617 /* system call */ |
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618 |
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619 int |
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620 SchedTask::fprintf(FILE * stream, const char * format, ...) |
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621 { |
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622 va_list ap; |
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623 va_start(ap,format); |
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624 int ret = vfprintf(stream,format, ap); |
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625 va_end(ap); |
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626 return ret; |
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627 } |
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628 |
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629 int |
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630 SchedTask::printf(const char * format, ...) |
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631 { |
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632 va_list ap; |
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633 va_start(ap,format); |
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634 int ret= vfprintf(stdout,format, ap); |
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635 va_end(ap); |
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636 return ret; |
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637 } |
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638 |
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639 |
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640 |
| 308 | 641 /* end */ |