Second barrier for core_util_atomic_flag_clear

kjbracey · kjbracey · commit f60bb8f3a746 · 2019-01-29T10:45:20.000+02:00
As barriers were added in #9247, review comments pointed out that atomic stores needed a second barrier, and they got one. But atomic_flag_clear was missed.
diff --git a/platform/mbed_critical.h b/platform/mbed_critical.h
@@ -142,6 +142,7 @@ MBED_FORCEINLINE void core_util_atomic_flag_clear(volatile core_util_atomic_flag
 {
     MBED_BARRIER();
     flagPtr->_flag = false;
+    MBED_BARRIER();
 }
 
 /**

Original file line number	Diff line number	Diff line change
`@@ -142,6 +142,7 @@ MBED_FORCEINLINE void core_util_atomic_flag_clear(volatile core_util_atomic_flag`
`142`	`142`	`{`
`143`	`143`	`MBED_BARRIER();`
`144`	`144`	`flagPtr->_flag = false;`
	`145`	`+ MBED_BARRIER();`
`145`	`146`	`}`
`146`	`147`
`147`	`148`	`/**`