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使can_yield成员的赋值更好理解

This commit is contained in:
shaojinchun 2019-10-12 11:57:27 +08:00
parent b53bd79783
commit 9a38bba168
3 changed files with 8 additions and 8 deletions
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2
src/clock.c
View File

@ -89,7 +89,7 @@ void rt_tick_increase(void)
/* change to initialized tick */
thread->remaining_tick = thread->init_tick;
thread->can_yield = 1;
thread->can_yield = RT_TRUE;
/* yield */
rt_thread_yield();

12
src/scheduler.c
View File

@ -344,13 +344,13 @@ void rt_schedule(void)
{
to_thread = current_thread;
}
else if (current_thread->current_priority == highest_ready_priority && current_thread->can_yield == 0)
else if (current_thread->current_priority == highest_ready_priority && current_thread->can_yield == RT_FALSE)
{
to_thread = current_thread;
}
else
{
current_thread->can_yield = 0;
current_thread->can_yield = RT_FALSE;
rt_schedule_insert_thread(current_thread);
}
}
@ -440,13 +440,13 @@ void rt_schedule(void)
{
to_thread = rt_current_thread;
}
else if (rt_current_thread->current_priority == highest_ready_priority && rt_current_thread->can_yield == 0)
else if (rt_current_thread->current_priority == highest_ready_priority && rt_current_thread->can_yield == RT_FALSE)
{
to_thread = rt_current_thread;
}
else
{
rt_current_thread->can_yield = 0;
rt_current_thread->can_yield = RT_FALSE;
need_insert_from_thread = 1;
}
}
@ -588,13 +588,13 @@ void rt_scheduler_do_irq_switch(void *context)
{
to_thread = current_thread;
}
else if (current_thread->current_priority == highest_ready_priority && current_thread->can_yield == 0)
else if (current_thread->current_priority == highest_ready_priority && current_thread->can_yield == RT_FALSE)
{
to_thread = current_thread;
}
else
{
current_thread->can_yield = 0;
current_thread->can_yield = RT_FALSE;
rt_schedule_insert_thread(current_thread);
}
}

2
src/thread.c
View File

@ -159,7 +159,7 @@ static rt_err_t _rt_thread_init(struct rt_thread *thread,
/* tick init */
thread->init_tick = tick;
thread->remaining_tick = tick;
thread->can_yield = 0;
thread->can_yield = RT_FALSE;
/* error and flags */
thread->error = RT_EOK;