diff options
Diffstat (limited to 'src/include/mutex.h')
| -rw-r--r-- | src/include/mutex.h | 28 |
1 files changed, 4 insertions, 24 deletions
diff --git a/src/include/mutex.h b/src/include/mutex.h index 06b8c4a3304..910eb7af5b9 100644 --- a/src/include/mutex.h +++ b/src/include/mutex.h @@ -62,31 +62,17 @@ union __wt_rwlock { /* Read/write lock */ #define SPINLOCK_PTHREAD_MUTEX 2 #define SPINLOCK_PTHREAD_MUTEX_ADAPTIVE 3 -#if SPINLOCK_TYPE == SPINLOCK_GCC - struct __wt_spinlock { WT_CACHE_LINE_PAD_BEGIN +#if SPINLOCK_TYPE == SPINLOCK_GCC volatile int lock; - - /* - * We track acquisitions and time spent waiting for some locks. For - * performance reasons and to make it possible to write generic code - * that tracks statistics for different locks, we store the offset - * of the statistics fields to be updated during lock acquisition. - */ - int16_t stat_count_off; /* acquisitions offset */ - int16_t stat_app_usecs_off; /* waiting application threads offset */ - int16_t stat_int_usecs_off; /* waiting server threads offset */ - WT_CACHE_LINE_PAD_END -}; - #elif SPINLOCK_TYPE == SPINLOCK_PTHREAD_MUTEX ||\ SPINLOCK_TYPE == SPINLOCK_PTHREAD_MUTEX_ADAPTIVE ||\ SPINLOCK_TYPE == SPINLOCK_MSVC - -struct __wt_spinlock { - WT_CACHE_LINE_PAD_BEGIN wt_mutex_t lock; +#else +#error Unknown spinlock type +#endif const char *name; /* Mutex name */ @@ -103,9 +89,3 @@ struct __wt_spinlock { int8_t initialized; /* Lock initialized, for cleanup */ WT_CACHE_LINE_PAD_END }; - -#else - -#error Unknown spinlock type - -#endif |