Fix int->long and keep a reader count of 1 in the global GP variable

[urcu.git] / urcu.c

diff --git a/urcu.c b/urcu.c
index 53c7f37677f762280b2a6337a6820bdf22c55faf..d4a06844885cde3da2d03092e3e9c45a939e0438 100644 (file)
--- a/urcu.c
+++ b/urcu.c
@@ -19,8 +19,12 @@
 
 pthread_mutex_t urcu_mutex = PTHREAD_MUTEX_INITIALIZER;
 
-/* Global grace period counter */
-long urcu_gp_ctr;
+/*
+ * 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.
+ */
+long urcu_gp_ctr = RCU_GP_COUNT;
 
 long __thread urcu_active_readers;
 
@@ -29,7 +33,7 @@ long __thread urcu_active_readers;
 
 struct reader_data {
        pthread_t tid;
-       int *urcu_active_readers;
+       long *urcu_active_readers;
 };
 
 #ifdef DEBUG_YIELD