改成 irqsave 语义的锁

Author: rcitach

components/lwp/arch/common/vdso_kernel.c

@@ -203,7 +203,7 @@ void rt_vdso_set_realtime(const struct timespec *realtime)
     struct timespec monotonic;
     rt_uint64_t counter;
     rt_uint64_t freq;
-
+    rt_base_t level;
     if (rt_vdso_runtime_status != RT_EOK || realtime == RT_NULL)
     {
         return;
@@ -214,13 +214,13 @@ void rt_vdso_set_realtime(const struct timespec *realtime)
         return;
     }
 
-    rt_hw_spin_lock(&rt_vdso_data_page_lock);
+    level = rt_spin_lock_irqsave(&rt_vdso_data_page_lock);
     rt_vdso_data_page_write_begin(rt_vdso_kernel_data_page);
     rt_vdso_realtime_offset = rt_vdso_timespec_subtract(realtime, &monotonic);
     rt_vdso_realtime_offset_ready = RT_TRUE;
     rt_vdso_store_clock_snapshot(&monotonic, counter, freq);
     rt_vdso_data_page_write_end(rt_vdso_kernel_data_page);
-    rt_hw_spin_unlock(&rt_vdso_data_page_lock);
+    rt_spin_unlock_irqrestore(&rt_vdso_data_page_lock, level);
 }
 
 static void *rt_vdso_map_physical_pages(struct rt_lwp *lwp, void *user_va,