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Bug #14676249 : ROW_VERS_IMPL_X_LOCKED_LOW() MIGHT HIT !BPAGE->FILE_PAGE_WAS_FREED ASSERTION

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trx_undo_prev_version_build() should confirm existence of inherited (not-own) external pages.

Bug #14676084 : ROW_UNDO_MOD_UPD_DEL_SEC() DOESN'T NEED UNDO_ROW AND UNDO_EXT INITIALIZED
 mtr script could hit the assertion error !bpage->file_page_was_freed using this path.
 So, also fixed

rb://1337 approved by Marko Makela.
This commit is contained in:
Yasufumi Kinoshita
2012-11-26 15:57:26 +09:00
parent 43062dba3a
commit c257dbe60c
4 changed files with 36 additions and 1 deletions
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12
storage/innodb_plugin/srv/srv0srv.c
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@@ -86,6 +86,14 @@ Created 10/8/1995 Heikki Tuuri
#include "trx0i_s.h"
#include "os0sync.h" /* for HAVE_ATOMIC_BUILTINS */
#ifdef __WIN__
/* error LNK2001: unresolved external symbol _debug_sync_C_callback_ptr */
# define DEBUG_SYNC_C(dummy) ((void) 0)
#else
# include "m_string.h" /* for my_sys.h */
# include "my_sys.h" /* DEBUG_SYNC_C */
#endif
/* This is set to TRUE if the MySQL user has set it in MySQL; currently
affects only FOREIGN KEY definition parsing */
UNIV_INTERN ibool srv_lower_case_table_names = FALSE;
@@ -1474,6 +1482,10 @@ srv_suspend_mysql_thread(
trx = thr_get_trx(thr);
if (trx->mysql_thd != 0) {
DEBUG_SYNC_C("srv_suspend_mysql_thread_enter");
}
os_event_set(srv_lock_timeout_thread_event);
mutex_enter(&kernel_mutex);