X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu.c;h=07537efbc55c90943b49f1a240aab5935fc55bc7;hp=c210a1341ade8a189752417249bb47bca73a03aa;hb=ed868fa15f8c5511a1c32d1779f6fe37375c7137;hpb=538d7df5086144837beb7a9c1e2a94eb637b9904 diff --git a/urcu.c b/urcu.c index c210a13..07537ef 100644 --- 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" -#ifndef CONFIG_URCU_AVOID_SIGNALS +#ifndef URCU_MB void __attribute__((constructor)) urcu_init(void); void __attribute__((destructor)) urcu_exit(void); #else @@ -52,7 +52,7 @@ pthread_mutex_t urcu_mutex = PTHREAD_MUTEX_INITIALIZER; /* * Global grace period counter. * Contains the current RCU_GP_CTR_BIT. - * Also has a RCU_GP_CTR_BIT of 1, to accelerate the reader fast path. + * Also has a RCU_GP_COUNT of 1, to accelerate the reader fast path. * Written to only by writer with mutex taken. Read by both writer and readers. */ long urcu_gp_ctr = RCU_GP_COUNT; @@ -127,7 +127,7 @@ static void switch_next_urcu_qparity(void) 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) { @@ -139,7 +139,7 @@ static void force_mb_all_threads(void) { 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) { @@ -206,7 +206,7 @@ static void force_mb_all_threads(void) } 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) { @@ -420,7 +420,7 @@ void rcu_unregister_thread(void) internal_urcu_unlock(); } -#ifndef CONFIG_URCU_AVOID_SIGNALS +#ifndef URCU_MB 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); } -#endif /* #ifndef CONFIG_URCU_AVOID_SIGNALS */ +#endif /* #ifndef URCU_MB */