Remove MLOG_UNDO_ERASE_END
This commit is contained in:
parent
9ee8917dfd
commit
0fd3def284
@ -100,9 +100,6 @@ enum mlog_id_t {
|
||||
/** Create an index page */
|
||||
MLOG_PAGE_CREATE = 19,
|
||||
|
||||
/** erase an undo log page end */
|
||||
MLOG_UNDO_ERASE_END = 21,
|
||||
|
||||
/** create an undo log header */
|
||||
MLOG_UNDO_HDR_CREATE = 25,
|
||||
|
||||
|
@ -236,17 +236,6 @@ trx_undo_prev_version_build(
|
||||
into this function by purge thread or not.
|
||||
And if we read "after image" of undo log */
|
||||
|
||||
/***********************************************************//**
|
||||
Parses a redo log record of erasing of an undo page end.
|
||||
@return end of log record or NULL */
|
||||
byte*
|
||||
trx_undo_parse_erase_page_end(
|
||||
/*==========================*/
|
||||
byte* ptr, /*!< in: buffer */
|
||||
byte* end_ptr,/*!< in: buffer end */
|
||||
page_t* page, /*!< in: page or NULL */
|
||||
mtr_t* mtr); /*!< in: mtr or NULL */
|
||||
|
||||
/** Read from an undo log record a non-virtual column value.
|
||||
@param[in,out] ptr pointer to remaining part of the undo record
|
||||
@param[in,out] field stored field
|
||||
|
@ -1394,10 +1394,6 @@ parse_log:
|
||||
page_parse_create(block, type == MLOG_COMP_PAGE_CREATE_RTREE,
|
||||
true);
|
||||
break;
|
||||
case MLOG_UNDO_ERASE_END:
|
||||
ut_ad(!page || page_type == FIL_PAGE_UNDO_LOG);
|
||||
ptr = trx_undo_parse_erase_page_end(ptr, end_ptr, page, mtr);
|
||||
break;
|
||||
case MLOG_UNDO_HDR_CREATE:
|
||||
ut_ad(!page || page_type == FIL_PAGE_UNDO_LOG);
|
||||
ptr = trx_undo_parse_page_header(ptr, end_ptr, page, mtr);
|
||||
@ -3622,9 +3618,6 @@ get_mlog_string(mlog_id_t type)
|
||||
case MLOG_PAGE_CREATE:
|
||||
return("MLOG_PAGE_CREATE");
|
||||
|
||||
case MLOG_UNDO_ERASE_END:
|
||||
return("MLOG_UNDO_ERASE_END");
|
||||
|
||||
case MLOG_UNDO_HDR_CREATE:
|
||||
return("MLOG_UNDO_HDR_CREATE");
|
||||
|
||||
|
@ -1772,37 +1772,12 @@ trx_undo_erase_page_end(
|
||||
|
||||
first_free = mach_read_from_2(undo_page + TRX_UNDO_PAGE_HDR
|
||||
+ TRX_UNDO_PAGE_FREE);
|
||||
memset(undo_page + first_free, 0xff,
|
||||
memset(undo_page + first_free, 0,
|
||||
(UNIV_PAGE_SIZE - FIL_PAGE_DATA_END) - first_free);
|
||||
|
||||
mlog_write_initial_log_record(undo_page, MLOG_UNDO_ERASE_END, mtr);
|
||||
return(first_free != TRX_UNDO_PAGE_HDR + TRX_UNDO_PAGE_HDR_SIZE);
|
||||
}
|
||||
|
||||
/***********************************************************//**
|
||||
Parses a redo log record of erasing of an undo page end.
|
||||
@return end of log record or NULL */
|
||||
byte*
|
||||
trx_undo_parse_erase_page_end(
|
||||
/*==========================*/
|
||||
byte* ptr, /*!< in: buffer */
|
||||
byte* end_ptr MY_ATTRIBUTE((unused)), /*!< in: buffer end */
|
||||
page_t* page, /*!< in: page or NULL */
|
||||
mtr_t* mtr) /*!< in: mtr or NULL */
|
||||
{
|
||||
ut_ad(ptr != NULL);
|
||||
ut_ad(end_ptr != NULL);
|
||||
|
||||
if (page == NULL) {
|
||||
|
||||
return(ptr);
|
||||
}
|
||||
|
||||
trx_undo_erase_page_end(page, mtr);
|
||||
|
||||
return(ptr);
|
||||
}
|
||||
|
||||
/***********************************************************************//**
|
||||
Writes information to an undo log about an insert, update, or a delete marking
|
||||
of a clustered index record. This information is used in a rollback of the
|
||||
|
Loading…
x
Reference in New Issue
Block a user