diff options
Diffstat (limited to 'storage/innobase/fsp/fsp0fsp.c')
| -rw-r--r-- | storage/innobase/fsp/fsp0fsp.c | 80 |
1 files changed, 73 insertions, 7 deletions
diff --git a/storage/innobase/fsp/fsp0fsp.c b/storage/innobase/fsp/fsp0fsp.c index ce14723ba18..3cc4318fc06 100644 --- a/storage/innobase/fsp/fsp0fsp.c +++ b/storage/innobase/fsp/fsp0fsp.c @@ -232,6 +232,9 @@ the extent are free and which contain old tuple version to clean. */ #define XDES_ARR_OFFSET (FSP_HEADER_OFFSET + FSP_HEADER_SIZE) #ifndef UNIV_HOTBACKUP +/* Flag to indicate if we have printed the tablespace full error. */ +static ibool fsp_tbs_full_error_printed = FALSE; + /**********************************************************************//** Returns an extent to the free list of a space. */ static @@ -1099,7 +1102,7 @@ fsp_header_inc_size( /**********************************************************************//** Gets the current free limit of the system tablespace. The free limit -means the place of the first page which has never been put to the the +means the place of the first page which has never been put to the free list for allocation. The space above that address is initialized to zero. Sets also the global variable log_fsp_current_free_limit. @return free limit in megabytes */ @@ -1218,6 +1221,19 @@ fsp_try_extend_data_file( if (space == 0 && !srv_auto_extend_last_data_file) { + /* We print the error message only once to avoid + spamming the error log. Note that we don't need + to reset the flag to FALSE as dealing with this + error requires server restart. */ + if (fsp_tbs_full_error_printed == FALSE) { + fprintf(stderr, + "InnoDB: Error: Data file(s) ran" + " out of space.\n" + "Please add another data file or" + " use \'autoextend\' for the last" + " data file.\n"); + fsp_tbs_full_error_printed = TRUE; + } return(FALSE); } @@ -1832,6 +1848,8 @@ fsp_seg_inode_page_find_used( if (!ut_dulint_is_zero(mach_read_from_8(inode + FSEG_ID))) { /* This is used */ + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) + == FSEG_MAGIC_N_VALUE); return(i); } } @@ -1863,6 +1881,9 @@ fsp_seg_inode_page_find_free( return(i); } + + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) + == FSEG_MAGIC_N_VALUE); } return(ULINT_UNDEFINED); @@ -1981,6 +2002,8 @@ fsp_alloc_seg_inode( page + FSEG_INODE_PAGE_NODE, mtr); } + ut_ad(ut_dulint_is_zero(mach_read_from_8(inode + FSEG_ID)) + || mach_read_from_4(inode + FSEG_MAGIC_N) == FSEG_MAGIC_N_VALUE); return(inode); } @@ -2018,7 +2041,7 @@ fsp_free_seg_inode( } mlog_write_dulint(inode + FSEG_ID, ut_dulint_zero, mtr); - mlog_write_ulint(inode + FSEG_MAGIC_N, 0, MLOG_4BYTES, mtr); + mlog_write_ulint(inode + FSEG_MAGIC_N, 0xfa051ce3, MLOG_4BYTES, mtr); if (ULINT_UNDEFINED == fsp_seg_inode_page_find_used(page, zip_size, mtr)) { @@ -2034,11 +2057,11 @@ fsp_free_seg_inode( /**********************************************************************//** Returns the file segment inode, page x-latched. -@return segment inode, page x-latched */ +@return segment inode, page x-latched; NULL if the inode is free */ static fseg_inode_t* -fseg_inode_get( -/*===========*/ +fseg_inode_try_get( +/*===============*/ fseg_header_t* header, /*!< in: segment header */ ulint space, /*!< in: space id */ ulint zip_size,/*!< in: compressed page size in bytes @@ -2054,12 +2077,38 @@ fseg_inode_get( inode = fut_get_ptr(space, zip_size, inode_addr, RW_X_LATCH, mtr); - ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) == FSEG_MAGIC_N_VALUE); + if (UNIV_UNLIKELY + (ut_dulint_is_zero(mach_read_from_8(inode + FSEG_ID)))) { + + inode = NULL; + } else { + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) + == FSEG_MAGIC_N_VALUE); + } return(inode); } /**********************************************************************//** +Returns the file segment inode, page x-latched. +@return segment inode, page x-latched */ +static +fseg_inode_t* +fseg_inode_get( +/*===========*/ + fseg_header_t* header, /*!< in: segment header */ + ulint space, /*!< in: space id */ + ulint zip_size,/*!< in: compressed page size in bytes + or 0 for uncompressed pages */ + mtr_t* mtr) /*!< in: mtr handle */ +{ + fseg_inode_t* inode + = fseg_inode_try_get(header, space, zip_size, mtr); + ut_a(inode); + return(inode); +} + +/**********************************************************************//** Gets the page number from the nth fragment page slot. @return page number, FIL_NULL if not in use */ UNIV_INLINE @@ -2073,6 +2122,7 @@ fseg_get_nth_frag_page_no( ut_ad(inode && mtr); ut_ad(n < FSEG_FRAG_ARR_N_SLOTS); ut_ad(mtr_memo_contains_page(mtr, inode, MTR_MEMO_PAGE_X_FIX)); + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) == FSEG_MAGIC_N_VALUE); return(mach_read_from_4(inode + FSEG_FRAG_ARR + n * FSEG_FRAG_SLOT_SIZE)); } @@ -2091,6 +2141,7 @@ fseg_set_nth_frag_page_no( ut_ad(inode && mtr); ut_ad(n < FSEG_FRAG_ARR_N_SLOTS); ut_ad(mtr_memo_contains_page(mtr, inode, MTR_MEMO_PAGE_X_FIX)); + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) == FSEG_MAGIC_N_VALUE); mlog_write_ulint(inode + FSEG_FRAG_ARR + n * FSEG_FRAG_SLOT_SIZE, page_no, MLOG_4BYTES, mtr); @@ -2451,6 +2502,8 @@ fseg_fill_free_list( xdes_set_state(descr, XDES_FSEG, mtr); seg_id = mtr_read_dulint(inode + FSEG_ID, mtr); + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) + == FSEG_MAGIC_N_VALUE); mlog_write_dulint(descr + XDES_ID, seg_id, mtr); flst_add_last(inode + FSEG_FREE, descr + XDES_FLST_NODE, mtr); @@ -2479,6 +2532,7 @@ fseg_alloc_free_extent( fil_addr_t first; ut_ad(!((page_offset(inode) - FSEG_ARR_OFFSET) % FSEG_INODE_SIZE)); + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) == FSEG_MAGIC_N_VALUE); if (flst_get_len(inode + FSEG_FREE, mtr) > 0) { /* Segment free list is not empty, allocate from it */ @@ -3136,6 +3190,8 @@ fseg_mark_page_used( ut_ad(seg_inode && mtr); ut_ad(!((page_offset(seg_inode) - FSEG_ARR_OFFSET) % FSEG_INODE_SIZE)); + ut_ad(mach_read_from_4(seg_inode + FSEG_MAGIC_N) + == FSEG_MAGIC_N_VALUE); descr = xdes_get_descriptor(space, zip_size, page, mtr); @@ -3373,6 +3429,8 @@ fseg_free_extent( ut_a(xdes_get_state(descr, mtr) == XDES_FSEG); ut_a(0 == ut_dulint_cmp(mtr_read_dulint(descr + XDES_ID, mtr), mtr_read_dulint(seg_inode + FSEG_ID, mtr))); + ut_ad(mach_read_from_4(seg_inode + FSEG_MAGIC_N) + == FSEG_MAGIC_N_VALUE); first_page_in_extent = page - (page % FSP_EXTENT_SIZE); @@ -3463,7 +3521,13 @@ fseg_free_step( ut_a(descr); ut_a(xdes_get_bit(descr, XDES_FREE_BIT, header_page % FSP_EXTENT_SIZE, mtr) == FALSE); - inode = fseg_inode_get(header, space, zip_size, mtr); + inode = fseg_inode_try_get(header, space, zip_size, mtr); + + if (UNIV_UNLIKELY(inode == NULL)) { + fprintf(stderr, "double free of inode from %u:%u\n", + (unsigned) space, (unsigned) header_page); + return(TRUE); + } descr = fseg_get_first_extent(inode, space, zip_size, mtr); @@ -3587,6 +3651,7 @@ fseg_get_first_extent( ut_ad(inode && mtr); ut_ad(space == page_get_space_id(page_align(inode))); + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) == FSEG_MAGIC_N_VALUE); first = fil_addr_null; @@ -3801,6 +3866,7 @@ fseg_print_low( (ulong) reserved, (ulong) used, (ulong) n_full, (ulong) n_frag, (ulong) n_free, (ulong) n_not_full, (ulong) n_used); + ut_ad(mach_read_from_4(inode + FSEG_MAGIC_N) == FSEG_MAGIC_N_VALUE); } #ifdef UNIV_BTR_PRINT |