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[src/timer.c]fixed rt_timer_list_next_timeout multi-task safe

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This commit is contained in:
xieyangrun 2020-01-15 09:34:47 +08:00
parent cad32a326c
commit 3b87cb8ded
1 changed files with 14 additions and 5 deletions
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19
src/timer.c
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@ -108,14 +108,23 @@ static void _rt_timer_init(rt_timer_t timer,
static rt_tick_t rt_timer_list_next_timeout(rt_list_t timer_list[])
{
struct rt_timer *timer;
register rt_base_t level;
rt_tick_t timeout_tick = RT_TICK_MAX;
if (rt_list_isempty(&timer_list[RT_TIMER_SKIP_LIST_LEVEL - 1]))
return RT_TICK_MAX;
/* disable interrupt */
level = rt_hw_interrupt_disable();
timer = rt_list_entry(timer_list[RT_TIMER_SKIP_LIST_LEVEL - 1].next,
struct rt_timer, row[RT_TIMER_SKIP_LIST_LEVEL - 1]);
if (!rt_list_isempty(&timer_list[RT_TIMER_SKIP_LIST_LEVEL - 1]))
{
timer = rt_list_entry(timer_list[RT_TIMER_SKIP_LIST_LEVEL - 1].next,
struct rt_timer, row[RT_TIMER_SKIP_LIST_LEVEL - 1]);
timeout_tick = timer->timeout_tick;
}
return timer->timeout_tick;
/* enable interrupt */
rt_hw_interrupt_enable(level);
return timeout_tick;
}
rt_inline void _rt_timer_remove(rt_timer_t timer)