Public Attributes | |
void * | wait_object |
mutex_t * | old_wait_mutex |
rw_lock_t * | old_wait_rw_lock |
ulint | request_type |
const char * | file |
ulint | line |
os_thread_id_t | thread |
ibool | waiting |
ib_int64_t | signal_count |
time_t | reservation_time |
A cell where an individual thread may wait suspended
until a resource is released. The suspending is implemented using an operating system event semaphore.
Definition at line 81 of file sync0arr.cc.
const char* sync_cell_struct::file |
in debug version file where
requested
Definition at line 91 of file sync0arr.cc.
Referenced by sync_array_reserve_cell().
ulint sync_cell_struct::line |
in debug version line where
requested
Definition at line 93 of file sync0arr.cc.
Referenced by sync_array_reserve_cell().
mutex_t* sync_cell_struct::old_wait_mutex |
the latest wait mutex in cell
Definition at line 85 of file sync0arr.cc.
Referenced by sync_array_reserve_cell().
rw_lock_t* sync_cell_struct::old_wait_rw_lock |
the latest wait rw-lock
in cell
Definition at line 86 of file sync0arr.cc.
Referenced by sync_array_reserve_cell().
ulint sync_cell_struct::request_type |
lock type requested on the
object
Definition at line 89 of file sync0arr.cc.
Referenced by sync_array_reserve_cell().
time_t sync_cell_struct::reservation_time |
time when the thread reserved
the wait cell
Definition at line 108 of file sync0arr.cc.
Referenced by sync_array_print_long_waits(), and sync_array_reserve_cell().
ib_int64_t sync_cell_struct::signal_count |
We capture the signal_count
of the wait_object when we reset the event. This value is then passed on to os_event_wait and we wait only if the event has not been signalled in the period between the reset and wait call.
Definition at line 100 of file sync0arr.cc.
Referenced by sync_array_free_cell(), sync_array_reserve_cell(), and sync_array_wait_event().
os_thread_id_t sync_cell_struct::thread |
thread id of this waiting
thread
Definition at line 95 of file sync0arr.cc.
Referenced by sync_array_print_long_waits(), sync_array_reserve_cell(), and sync_array_wait_event().
void* sync_cell_struct::wait_object |
pointer to the object the
thread is waiting for; if NULL the cell is free for use
Definition at line 82 of file sync0arr.cc.
Referenced by sync_arr_wake_threads_if_sema_free(), sync_array_free_cell(), sync_array_print_long_waits(), sync_array_reserve_cell(), sync_array_validate(), and sync_array_wait_event().
ibool sync_cell_struct::waiting |
TRUE if the thread has already
called sync_array_event_wait on this cell
Definition at line 97 of file sync0arr.cc.
Referenced by sync_array_free_cell(), sync_array_print_long_waits(), sync_array_reserve_cell(), and sync_array_wait_event().