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Merge pull request #3077 from jesven/fix_mempool

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修正rt_mp_free有可能唤醒一个错误任务指针的问题
This commit is contained in:
Bernard Xiong
2019-09-17 14:11:14 +08:00
committed by GitHub
parent bb014b2061 770cc2ffeb
commit ae7a33c27c
3 changed files with 13 additions and 17 deletions
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components/finsh/cmd.c
+12 -3
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@@ -675,6 +675,8 @@ long list_mempool(void)
{
struct rt_object *obj;
struct rt_mempool *mp;
int suspend_thread_count;
rt_list_t *node;
obj = rt_list_entry(obj_list[i], struct rt_object, list);
level = rt_hw_interrupt_disable();
@@ -687,7 +689,14 @@ long list_mempool(void)
rt_hw_interrupt_enable(level);
mp = (struct rt_mempool *)obj;
if (mp->suspend_thread_count > 0)
suspend_thread_count = 0;
rt_list_for_each(node, &mp->suspend_thread)
{
suspend_thread_count++;
}
if (suspend_thread_count > 0)
{
rt_kprintf("%-*.*s %04d %04d %04d %d:",
maxlen, RT_NAME_MAX,
@@ -695,7 +704,7 @@ long list_mempool(void)
mp->block_size,
mp->block_total_count,
mp->block_free_count,
mp->suspend_thread_count);
suspend_thread_count);
show_wait_queue(&(mp->suspend_thread));
rt_kprintf("\n");
}
@@ -707,7 +716,7 @@ long list_mempool(void)
mp->block_size,
mp->block_total_count,
mp->block_free_count,
mp->suspend_thread_count);
suspend_thread_count);
}
}
}