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Allow forcing the use of sys membarrier
[urcu.git]
/
include
/
urcu
/
static
/
urcu.h
diff --git
a/include/urcu/static/urcu.h
b/include/urcu/static/urcu.h
index 7048f9938a6eeb31a7a441ee762219e35d11fc4c..20fc864315e8a5a5a830a2c656401412e5f007f9 100644
(file)
--- a/
include/urcu/static/urcu.h
+++ b/
include/urcu/static/urcu.h
@@
-34,6
+34,7
@@
#include <unistd.h>
#include <stdint.h>
#include <unistd.h>
#include <stdint.h>
+#include <urcu/config.h>
#include <urcu/compiler.h>
#include <urcu/arch.h>
#include <urcu/system.h>
#include <urcu/compiler.h>
#include <urcu/arch.h>
#include <urcu/system.h>
@@
-89,11
+90,15
@@
enum rcu_state {
*/
#ifdef RCU_MEMBARRIER
*/
#ifdef RCU_MEMBARRIER
-extern int rcu_has_sys_membarrier;
+#ifdef CONFIG_RCU_FORCE_SYS_MEMBARRIER
+#define rcu_has_sys_membarrier_memb 1
+#else
+extern int rcu_has_sys_membarrier_memb;
+#endif
static inline void smp_mb_slave(void)
{
static inline void smp_mb_slave(void)
{
- if (caa_likely(rcu_has_sys_membarrier))
+ if (caa_likely(rcu_has_sys_membarrier
_memb
))
cmm_barrier();
else
cmm_smp_mb();
cmm_barrier();
else
cmm_smp_mb();
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