[kernel] fixup of data racing accessing percpu objects (#8475)

Signed-off-by: Shell <[email protected]>

1 files changed, 10 insertions, 0 deletions

diff --git a/include/rtthread.h b/include/rtthread.h
index 93fd138334..7ccf3b56c6 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -835,6 +835,16 @@ while (0)
 #define RT_DEBUG_SCHEDULER_AVAILABLE(need_check)
 #endif /* RT_DEBUGING_CONTEXT */
 
+rt_inline rt_bool_t rt_in_thread_context(void)
+{
+    return rt_thread_self() != RT_NULL && rt_interrupt_get_nest() == 0;
+}
+
+rt_inline rt_bool_t rt_scheduler_is_available(void)
+{
+    return !rt_hw_interrupt_is_disabled() && rt_critical_level() == 0 && rt_in_thread_context();
+}
+
 /**@}*/
 
 #ifdef __cplusplus