未验证 提交 7c00795c 编写于 作者: B Bernard Xiong 提交者: GitHub

Merge pull request #4852 from mysterywolf/rmovefifo

[kernel][ipc] 移除mutex RT_IPC_FLAG_FIFO 功能
...@@ -548,6 +548,8 @@ RTM_EXPORT(rt_sem_control); ...@@ -548,6 +548,8 @@ RTM_EXPORT(rt_sem_control);
*/ */
rt_err_t rt_mutex_init(rt_mutex_t mutex, const char *name, rt_uint8_t flag) rt_err_t rt_mutex_init(rt_mutex_t mutex, const char *name, rt_uint8_t flag)
{ {
(void)flag;
/* parameter check */ /* parameter check */
RT_ASSERT(mutex != RT_NULL); RT_ASSERT(mutex != RT_NULL);
...@@ -562,8 +564,8 @@ rt_err_t rt_mutex_init(rt_mutex_t mutex, const char *name, rt_uint8_t flag) ...@@ -562,8 +564,8 @@ rt_err_t rt_mutex_init(rt_mutex_t mutex, const char *name, rt_uint8_t flag)
mutex->original_priority = 0xFF; mutex->original_priority = 0xFF;
mutex->hold = 0; mutex->hold = 0;
/* set flag */ /* flag can only be RT_IPC_FLAG_PRIO. RT_IPC_FLAG_FIFO cannot solve the unbounded priority inversion problem */
mutex->parent.parent.flag = flag; mutex->parent.parent.flag = RT_IPC_FLAG_PRIO;
return RT_EOK; return RT_EOK;
} }
...@@ -609,6 +611,7 @@ RTM_EXPORT(rt_mutex_detach); ...@@ -609,6 +611,7 @@ RTM_EXPORT(rt_mutex_detach);
rt_mutex_t rt_mutex_create(const char *name, rt_uint8_t flag) rt_mutex_t rt_mutex_create(const char *name, rt_uint8_t flag)
{ {
struct rt_mutex *mutex; struct rt_mutex *mutex;
(void)flag;
RT_DEBUG_NOT_IN_INTERRUPT; RT_DEBUG_NOT_IN_INTERRUPT;
...@@ -625,8 +628,8 @@ rt_mutex_t rt_mutex_create(const char *name, rt_uint8_t flag) ...@@ -625,8 +628,8 @@ rt_mutex_t rt_mutex_create(const char *name, rt_uint8_t flag)
mutex->original_priority = 0xFF; mutex->original_priority = 0xFF;
mutex->hold = 0; mutex->hold = 0;
/* set flag */ /* flag can only be RT_IPC_FLAG_PRIO. RT_IPC_FLAG_FIFO cannot solve the unbounded priority inversion problem */
mutex->parent.parent.flag = flag; mutex->parent.parent.flag = RT_IPC_FLAG_PRIO;
return mutex; return mutex;
} }
......
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