X-Git-Url: http://git.liburcu.org/?p=userspace-rcu.git;a=blobdiff_plain;f=urcu.c;h=be6d4bdfc55b32d624011280c972d6f2772f2853;hp=98c5fbca5d49c3e5f8191e944b8d060b0f7d6438;hb=43d264127080296b188f932f79fc64c8579a5458;hpb=57760d447eaed07f8a9c6552b8cefc6223ac1158 diff --git a/urcu.c b/urcu.c index 98c5fbc..be6d4bd 100644 --- a/urcu.c +++ b/urcu.c @@ -30,16 +30,29 @@ #include #include #include +#include #include #include #include #include "urcu/map/urcu.h" -#include "urcu-static.h" +#include "urcu/static/urcu.h" /* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */ #include "urcu.h" +/* + * If a reader is really non-cooperative and refuses to commit its + * rcu_active_readers count to memory (there is no barrier in the reader + * per-se), kick it after a few loops waiting for it. + */ +#define KICK_READER_LOOPS 10000 + +/* + * Active attempts to check for reader Q.S. before calling futex(). + */ +#define RCU_QS_ACTIVE_ATTEMPTS 100 + #ifdef RCU_MEMBARRIER static int init_done; int has_sys_membarrier; @@ -62,7 +75,7 @@ void __attribute__((destructor)) rcu_exit(void); static pthread_mutex_t rcu_gp_lock = PTHREAD_MUTEX_INITIALIZER; -int gp_futex; +int32_t gp_futex; /* * Global grace period counter.