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-rw-r--r--include/mach/time_value.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/mach/time_value.h b/include/mach/time_value.h
index 61be581f..0dfe382c 100644
--- a/include/mach/time_value.h
+++ b/include/mach/time_value.h
@@ -84,7 +84,9 @@ typedef struct time_value time_value_t;
* Read this mapped value with
* do {
* secs = mtime->seconds;
+ * __sync_synchronize();
* usecs = mtime->microseconds;
+ * __sync_synchronize();
* } while (secs != mtime->check_seconds);
*/