diff options
| author | shaojinchun <[email protected]> | 2019-11-05 08:41:38 +0800 |
|---|---|---|
| committer | shaojinchun <[email protected]> | 2019-11-05 08:41:38 +0800 |
| commit | e03ac83ad3d22c578e367550d2ff714b53e79799 (patch) | |
| tree | 5330284b0bd13a61d0c09dd511a4124dc2b5e8ad /src | |
| parent | 9a38bba1689ff1e73500584023051cced977a5c5 (diff) | |
将yield状态置于tcb的stat位域中
Diffstat (limited to 'src')
| -rw-r--r-- | src/clock.c | 2 | ||||
| -rw-r--r-- | src/scheduler.c | 12 | ||||
| -rw-r--r-- | src/thread.c | 1 |
3 files changed, 7 insertions, 8 deletions
diff --git a/src/clock.c b/src/clock.c index e288ff58a9..9b54101363 100644 --- a/src/clock.c +++ b/src/clock.c @@ -89,7 +89,7 @@ void rt_tick_increase(void) /* change to initialized tick */ thread->remaining_tick = thread->init_tick; - thread->can_yield = RT_TRUE; + thread->stat |= RT_THREAD_STAT_YIELD; /* yield */ rt_thread_yield(); diff --git a/src/scheduler.c b/src/scheduler.c index c58ecf6209..edcf11dba5 100644 --- a/src/scheduler.c +++ b/src/scheduler.c @@ -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 == RT_FALSE) + else if (current_thread->current_priority == highest_ready_priority && (current_thread->stat & RT_THREAD_STAT_YIELD_MASK) == 0) { to_thread = current_thread; } else { - current_thread->can_yield = RT_FALSE; + current_thread->stat &= ~RT_THREAD_STAT_YIELD_MASK; 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 == RT_FALSE) + else if (rt_current_thread->current_priority == highest_ready_priority && (rt_current_thread->stat & RT_THREAD_STAT_YIELD_MASK) == 0) { to_thread = rt_current_thread; } else { - rt_current_thread->can_yield = RT_FALSE; + rt_current_thread->stat &= ~RT_THREAD_STAT_YIELD_MASK; 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 == RT_FALSE) + else if (current_thread->current_priority == highest_ready_priority && (current_thread->stat & RT_THREAD_STAT_YIELD_MASK) == 0) { to_thread = current_thread; } else { - current_thread->can_yield = RT_FALSE; + current_thread->stat &= ~RT_THREAD_STAT_YIELD_MASK; rt_schedule_insert_thread(current_thread); } } diff --git a/src/thread.c b/src/thread.c index 6f6fa1029a..a88729e52c 100644 --- a/src/thread.c +++ b/src/thread.c @@ -159,7 +159,6 @@ static rt_err_t _rt_thread_init(struct rt_thread *thread, /* tick init */ thread->init_tick = tick; thread->remaining_tick = tick; - thread->can_yield = RT_FALSE; /* error and flags */ thread->error = RT_EOK; |