diff options
Diffstat (limited to 'storage/innobase/trx/trx0rseg.cc')
| -rw-r--r-- | storage/innobase/trx/trx0rseg.cc | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/storage/innobase/trx/trx0rseg.cc b/storage/innobase/trx/trx0rseg.cc index 5302a6a7bf0..691dc9a65bd 100644 --- a/storage/innobase/trx/trx0rseg.cc +++ b/storage/innobase/trx/trx0rseg.cc @@ -31,8 +31,6 @@ Created 3/26/1996 Heikki Tuuri #include "trx0purge.h" #include "srv0mon.h" -#include <algorithm> - #ifdef WITH_WSREP #include <mysql/service_wsrep.h> @@ -712,55 +710,6 @@ trx_temp_rseg_create() } } -/******************************************************************** -Get the number of unique rollback tablespaces in use except space id 0. -The last space id will be the sentinel value ULINT_UNDEFINED. The array -will be sorted on space id. Note: space_ids should have have space for -TRX_SYS_N_RSEGS + 1 elements. -@return number of unique rollback tablespaces in use. */ -ulint -trx_rseg_get_n_undo_tablespaces( -/*============================*/ - ulint* space_ids) /*!< out: array of space ids of - UNDO tablespaces */ -{ - mtr_t mtr; - mtr.start(); - - buf_block_t* sys_header = trx_sysf_get(&mtr, false); - if (!sys_header) { - mtr.commit(); - return 0; - } - - ulint* end = space_ids; - - for (ulint rseg_id = 0; rseg_id < TRX_SYS_N_RSEGS; rseg_id++) { - uint32_t page_no = trx_sysf_rseg_get_page_no(sys_header, - rseg_id); - - if (page_no == FIL_NULL) { - continue; - } - - if (ulint space = trx_sysf_rseg_get_space(sys_header, - rseg_id)) { - if (std::find(space_ids, end, space) == end) { - *end++ = space; - } - } - } - - mtr.commit(); - - ut_a(end - space_ids <= TRX_SYS_N_RSEGS); - *end = ULINT_UNDEFINED; - - std::sort(space_ids, end); - - return ulint(end - space_ids); -} - /** Update the offset information about the end of the binlog entry which corresponds to the transaction just being committed. In a replication slave, this updates the master binlog position |