diff options
Diffstat (limited to 'storage/xtradb/include/sync0rw.h')
-rw-r--r-- | storage/xtradb/include/sync0rw.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/storage/xtradb/include/sync0rw.h b/storage/xtradb/include/sync0rw.h index b02193add91..1df6a793637 100644 --- a/storage/xtradb/include/sync0rw.h +++ b/storage/xtradb/include/sync0rw.h @@ -40,6 +40,9 @@ Created 9/11/1995 Heikki Tuuri #include "sync0sync.h" #include "os0sync.h" +/** Enable semaphore request instrumentation */ +extern my_bool srv_instrument_semaphores; + /* The following undef is to prevent a name conflict with a macro in MySQL: */ #undef rw_lock_t |