diff options
Diffstat (limited to 'storage/innobase/fut/fut0lst.cc')
-rw-r--r-- | storage/innobase/fut/fut0lst.cc | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/storage/innobase/fut/fut0lst.cc b/storage/innobase/fut/fut0lst.cc index 8b39a4de1fb..2300d189407 100644 --- a/storage/innobase/fut/fut0lst.cc +++ b/storage/innobase/fut/fut0lst.cc @@ -385,115 +385,6 @@ flst_remove( } /********************************************************************//** -Cuts off the tail of the list, including the node given. The number of -nodes which will be removed must be provided by the caller, as this function -does not measure the length of the tail. */ -void -flst_cut_end( -/*=========*/ - flst_base_node_t* base, /*!< in: pointer to base node of list */ - flst_node_t* node2, /*!< in: first node to remove */ - ulint n_nodes,/*!< in: number of nodes to remove, - must be >= 1 */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - ulint space; - flst_node_t* node1; - fil_addr_t node1_addr; - fil_addr_t node2_addr; - ulint len; - - ut_ad(mtr && node2 && base); - ut_ad(mtr_memo_contains_page_flagged(mtr, base, - MTR_MEMO_PAGE_X_FIX - | MTR_MEMO_PAGE_SX_FIX)); - ut_ad(mtr_memo_contains_page_flagged(mtr, node2, - MTR_MEMO_PAGE_X_FIX - | MTR_MEMO_PAGE_SX_FIX)); - ut_ad(n_nodes > 0); - - buf_ptr_get_fsp_addr(node2, &space, &node2_addr); - - node1_addr = flst_get_prev_addr(node2, mtr); - - if (!fil_addr_is_null(node1_addr)) { - - /* Update next field of node1 */ - - if (node1_addr.page == node2_addr.page) { - - node1 = page_align(node2) + node1_addr.boffset; - } else { - bool found; - const page_size_t& page_size - = fil_space_get_page_size(space, &found); - - ut_ad(found); - - node1 = fut_get_ptr(space, page_size, - node1_addr, RW_SX_LATCH, mtr); - } - - flst_write_addr(node1 + FLST_NEXT, fil_addr_null, mtr); - } else { - /* node2 was first in list: update the field in base */ - flst_write_addr(base + FLST_FIRST, fil_addr_null, mtr); - } - - flst_write_addr(base + FLST_LAST, node1_addr, mtr); - - /* Update len of base node */ - len = flst_get_len(base); - ut_ad(len >= n_nodes); - - mlog_write_ulint(base + FLST_LEN, len - n_nodes, MLOG_4BYTES, mtr); -} - -/********************************************************************//** -Cuts off the tail of the list, not including the given node. The number of -nodes which will be removed must be provided by the caller, as this function -does not measure the length of the tail. */ -void -flst_truncate_end( -/*==============*/ - flst_base_node_t* base, /*!< in: pointer to base node of list */ - flst_node_t* node2, /*!< in: first node not to remove */ - ulint n_nodes,/*!< in: number of nodes to remove */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - fil_addr_t node2_addr; - ulint len; - ulint space; - - ut_ad(mtr && node2 && base); - ut_ad(mtr_memo_contains_page_flagged(mtr, base, - MTR_MEMO_PAGE_X_FIX - | MTR_MEMO_PAGE_SX_FIX)); - ut_ad(mtr_memo_contains_page_flagged(mtr, node2, - MTR_MEMO_PAGE_X_FIX - | MTR_MEMO_PAGE_SX_FIX)); - if (n_nodes == 0) { - - ut_ad(fil_addr_is_null(flst_get_next_addr(node2, mtr))); - - return; - } - - buf_ptr_get_fsp_addr(node2, &space, &node2_addr); - - /* Update next field of node2 */ - flst_write_addr(node2 + FLST_NEXT, fil_addr_null, mtr); - - flst_write_addr(base + FLST_LAST, node2_addr, mtr); - - /* Update len of base node */ - len = flst_get_len(base); - ut_ad(len >= n_nodes); - - mlog_write_ulint(base + FLST_LEN, len - n_nodes, MLOG_4BYTES, mtr); -} - -/********************************************************************//** Validates a file-based list. @return TRUE if ok */ ibool |