Rename CONFIG_URCU_AVOID_SIGNALS to URCU_MB, and README updates

[urcu.git] / urcu.c

diff --git a/urcu.c b/urcu.c
index c210a1341ade8a189752417249bb47bca73a03aa..39f5619773ba383b402fb1c536672af990129ed3 100644 (file)
--- a/urcu.c
+++ b/urcu.c
@@ -36,7 +36,7 @@
 /* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */
 #include "urcu.h"
 
 /* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */
 #include "urcu.h"
 

-#ifndef CONFIG_URCU_AVOID_SIGNALS
+#ifndef URCU_MB

 void __attribute__((constructor)) urcu_init(void);
 void __attribute__((destructor)) urcu_exit(void);
 #else
 void __attribute__((constructor)) urcu_init(void);
 void __attribute__((destructor)) urcu_exit(void);
 #else


@@ -127,7 +127,7 @@ static void switch_next_urcu_qparity(void)
        STORE_SHARED(urcu_gp_ctr, urcu_gp_ctr ^ RCU_GP_CTR_BIT);
 }
 
        STORE_SHARED(urcu_gp_ctr, urcu_gp_ctr ^ RCU_GP_CTR_BIT);
 }
 

-#ifdef CONFIG_URCU_AVOID_SIGNALS
+#ifdef URCU_MB

 #ifdef HAS_INCOHERENT_CACHES
 static void force_mb_single_thread(struct reader_registry *index)
 {
 #ifdef HAS_INCOHERENT_CACHES
 static void force_mb_single_thread(struct reader_registry *index)
 {


@@ -139,7 +139,7 @@ static void force_mb_all_threads(void)
 {
        smp_mb();
 }
 {
        smp_mb();
 }

-#else /* #ifdef CONFIG_URCU_AVOID_SIGNALS */
+#else /* #ifdef URCU_MB */

 #ifdef HAS_INCOHERENT_CACHES
 static void force_mb_single_thread(struct reader_registry *index)
 {
 #ifdef HAS_INCOHERENT_CACHES
 static void force_mb_single_thread(struct reader_registry *index)
 {


@@ -206,7 +206,7 @@ static void force_mb_all_threads(void)
        }
        smp_mb();       /* read ->need_mb before ending the barrier */
 }
        }
        smp_mb();       /* read ->need_mb before ending the barrier */
 }

-#endif /* #else #ifdef CONFIG_URCU_AVOID_SIGNALS */
+#endif /* #else #ifdef URCU_MB */

 
 void wait_for_quiescent_state(void)
 {
 
 void wait_for_quiescent_state(void)
 {


@@ -420,7 +420,7 @@ void rcu_unregister_thread(void)
        internal_urcu_unlock();
 }
 
        internal_urcu_unlock();
 }
 

-#ifndef CONFIG_URCU_AVOID_SIGNALS
+#ifndef URCU_MB

 static void sigurcu_handler(int signo, siginfo_t *siginfo, void *context)
 {
        /*
 static void sigurcu_handler(int signo, siginfo_t *siginfo, void *context)
 {
        /*


@@ -473,4 +473,4 @@ void urcu_exit(void)
        assert(act.sa_sigaction == sigurcu_handler);
        free(registry);
 }
        assert(act.sa_sigaction == sigurcu_handler);
        free(registry);
 }

-#endif /* #ifndef CONFIG_URCU_AVOID_SIGNALS */
+#endif /* #ifndef URCU_MB */