函数源码 |
Source File:kernel\time\posix-cpu-timers.c |
Create Date:2022-07-27 11:47:32 |
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381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 | /* * Validate the clockid_t for a new CPU-clock timer, and initialize the timer. * This is called from sys_timer_create() and do_cpu_nanosleep() with the * new timer already all-zeros initialized. */static int posix_cpu_timer_create(struct k_itimer *new_timer){ struct task_struct *p = get_task_for_clock(new_timer->it_clock); if (!p) return -EINVAL; new_timer->kclock = &clock_posix_cpu; timerqueue_init(&new_timer->it.cpu.node); new_timer->it.cpu.task = p; return 0;} |