X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu-qsbr.c;h=b20d564c5f6799f3ac42d5e53fe4fc331a322cf7;hp=745676e209d3ff44dc828507e43ca8c09f023e9c;hb=bd252a04bbbb163aa4d8864b1e1e5a3a4d9d0892;hpb=4d0d66bb795d1ed938e11a97a4e5f71326e20c71 diff --git a/urcu-qsbr.c b/urcu-qsbr.c index 745676e..b20d564 100644 --- a/urcu-qsbr.c +++ b/urcu-qsbr.c @@ -40,6 +40,7 @@ #define BUILD_QSBR_LIB #include "urcu/static/urcu-qsbr.h" #include "urcu-pointer.h" +#include "urcu/tls-compat.h" /* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */ #undef _LGPL_SOURCE @@ -66,11 +67,11 @@ unsigned long rcu_gp_ctr = RCU_GP_ONLINE; * Written to only by each individual reader. Read by both the reader and the * writers. */ -struct rcu_reader __thread rcu_reader; +DEFINE_URCU_TLS(struct rcu_reader, rcu_reader); #ifdef DEBUG_YIELD unsigned int yield_active; -unsigned int __thread rand_yield; +DEFINE_URCU_TLS(unsigned int, rand_yield); #endif static CDS_LIST_HEAD(registry); @@ -139,7 +140,7 @@ static void update_counter_and_wait(void) * quiescent state. Failure to do so could result in the writer * waiting forever while new readers are always accessing data * (no progress). Enforce compiler-order of store to rcu_gp_ctr - * before load rcu_reader ctr. + * before load URCU_TLS(rcu_reader).ctr. */ cmm_barrier(); @@ -206,7 +207,7 @@ void synchronize_rcu(void) { unsigned long was_online; - was_online = rcu_reader.ctr; + was_online = URCU_TLS(rcu_reader).ctr; /* All threads should read qparity before accessing data structure * where new ptr points to. In the "then" case, rcu_thread_offline @@ -236,7 +237,7 @@ void synchronize_rcu(void) * committing next rcu_gp_ctr update to memory. Failure to * do so could result in the writer waiting forever while new * readers are always accessing data (no progress). Enforce - * compiler-order of load rcu_reader ctr before store to + * compiler-order of load URCU_TLS(rcu_reader).ctr before store to * rcu_gp_ctr. */ cmm_barrier(); @@ -269,7 +270,7 @@ void synchronize_rcu(void) { unsigned long was_online; - was_online = rcu_reader.ctr; + was_online = URCU_TLS(rcu_reader).ctr; /* * Mark the writer thread offline to make sure we don't wait for @@ -326,11 +327,11 @@ void rcu_thread_online(void) void rcu_register_thread(void) { - rcu_reader.tid = pthread_self(); - assert(rcu_reader.ctr == 0); + URCU_TLS(rcu_reader).tid = pthread_self(); + assert(URCU_TLS(rcu_reader).ctr == 0); mutex_lock(&rcu_gp_lock); - cds_list_add(&rcu_reader.node, ®istry); + cds_list_add(&URCU_TLS(rcu_reader).node, ®istry); mutex_unlock(&rcu_gp_lock); _rcu_thread_online(); } @@ -343,7 +344,7 @@ void rcu_unregister_thread(void) */ _rcu_thread_offline(); mutex_lock(&rcu_gp_lock); - cds_list_del(&rcu_reader.node); + cds_list_del(&URCU_TLS(rcu_reader).node); mutex_unlock(&rcu_gp_lock); }