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Disable sys_membarrier
[urcu.git]
/
urcu
/
futex.h
diff --git
a/urcu/futex.h
b/urcu/futex.h
index cdaa430003ad6dfca0f5d7537ff4a1d021889a7e..4d30faa31fad6d576af58a65ca75da6f135f526d 100644
(file)
--- a/
urcu/futex.h
+++ b/
urcu/futex.h
@@
-42,6
+42,9
@@
extern "C" {
*
* futex_async is signal-handler safe for the wakeup. It uses polling
* on the wait-side in compatibility mode.
+ *
+ * BEWARE: sys_futex() FUTEX_WAIT may return early if interrupted
+ * (returns EINTR).
*/
#ifdef CONFIG_RCU_HAVE_FUTEX
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