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Diffstat (limited to 'storage/innodb_plugin/sync/sync0sync.c')
-rw-r--r--storage/innodb_plugin/sync/sync0sync.c76
1 files changed, 50 insertions, 26 deletions
diff --git a/storage/innodb_plugin/sync/sync0sync.c b/storage/innodb_plugin/sync/sync0sync.c
index 84ed08e14e7..569fc6328c4 100644
--- a/storage/innodb_plugin/sync/sync0sync.c
+++ b/storage/innodb_plugin/sync/sync0sync.c
@@ -39,6 +39,7 @@ Created 9/5/1995 Heikki Tuuri
#include "buf0buf.h"
#include "srv0srv.h"
#include "buf0types.h"
+#include "os0sync.h" /* for HAVE_ATOMIC_BUILTINS */
/*
REASONS FOR IMPLEMENTING THE SPIN LOCK MUTEX
@@ -849,7 +850,8 @@ sync_thread_levels_g(
/*=================*/
sync_level_t* arr, /*!< in: pointer to level array for an OS
thread */
- ulint limit) /*!< in: level limit */
+ ulint limit, /*!< in: level limit */
+ ulint warn) /*!< in: TRUE=display a diagnostic message */
{
sync_level_t* slot;
rw_lock_t* lock;
@@ -863,6 +865,11 @@ sync_thread_levels_g(
if (slot->latch != NULL) {
if (slot->level <= limit) {
+ if (!warn) {
+
+ return(FALSE);
+ }
+
lock = slot->latch;
mutex = slot->latch;
@@ -1100,7 +1107,7 @@ sync_thread_add_level(
case SYNC_DICT_HEADER:
case SYNC_TRX_I_S_RWLOCK:
case SYNC_TRX_I_S_LAST_READ:
- if (!sync_thread_levels_g(array, level)) {
+ if (!sync_thread_levels_g(array, level, TRUE)) {
fprintf(stderr,
"InnoDB: sync_thread_levels_g(array, %lu)"
" does not hold!\n", level);
@@ -1111,36 +1118,44 @@ sync_thread_add_level(
/* Either the thread must own the buffer pool mutex
(buf_pool_mutex), or it is allowed to latch only ONE
buffer block (block->mutex or buf_pool_zip_mutex). */
- if (!sync_thread_levels_g(array, level)) {
- ut_a(sync_thread_levels_g(array, level - 1));
+ if (!sync_thread_levels_g(array, level, FALSE)) {
+ ut_a(sync_thread_levels_g(array, level - 1, TRUE));
ut_a(sync_thread_levels_contain(array, SYNC_BUF_POOL));
}
break;
case SYNC_REC_LOCK:
- ut_a((sync_thread_levels_contain(array, SYNC_KERNEL)
- && sync_thread_levels_g(array, SYNC_REC_LOCK - 1))
- || sync_thread_levels_g(array, SYNC_REC_LOCK));
+ if (sync_thread_levels_contain(array, SYNC_KERNEL)) {
+ ut_a(sync_thread_levels_g(array, SYNC_REC_LOCK - 1,
+ TRUE));
+ } else {
+ ut_a(sync_thread_levels_g(array, SYNC_REC_LOCK, TRUE));
+ }
break;
case SYNC_IBUF_BITMAP:
/* Either the thread must own the master mutex to all
the bitmap pages, or it is allowed to latch only ONE
bitmap page. */
- ut_a((sync_thread_levels_contain(array, SYNC_IBUF_BITMAP_MUTEX)
- && sync_thread_levels_g(array, SYNC_IBUF_BITMAP - 1))
- || sync_thread_levels_g(array, SYNC_IBUF_BITMAP));
+ if (sync_thread_levels_contain(array,
+ SYNC_IBUF_BITMAP_MUTEX)) {
+ ut_a(sync_thread_levels_g(array, SYNC_IBUF_BITMAP - 1,
+ TRUE));
+ } else {
+ ut_a(sync_thread_levels_g(array, SYNC_IBUF_BITMAP,
+ TRUE));
+ }
break;
case SYNC_FSP_PAGE:
ut_a(sync_thread_levels_contain(array, SYNC_FSP));
break;
case SYNC_FSP:
ut_a(sync_thread_levels_contain(array, SYNC_FSP)
- || sync_thread_levels_g(array, SYNC_FSP));
+ || sync_thread_levels_g(array, SYNC_FSP, TRUE));
break;
case SYNC_TRX_UNDO_PAGE:
ut_a(sync_thread_levels_contain(array, SYNC_TRX_UNDO)
|| sync_thread_levels_contain(array, SYNC_RSEG)
|| sync_thread_levels_contain(array, SYNC_PURGE_SYS)
- || sync_thread_levels_g(array, SYNC_TRX_UNDO_PAGE));
+ || sync_thread_levels_g(array, SYNC_TRX_UNDO_PAGE, TRUE));
break;
case SYNC_RSEG_HEADER:
ut_a(sync_thread_levels_contain(array, SYNC_RSEG));
@@ -1152,37 +1167,41 @@ sync_thread_add_level(
case SYNC_TREE_NODE:
ut_a(sync_thread_levels_contain(array, SYNC_INDEX_TREE)
|| sync_thread_levels_contain(array, SYNC_DICT_OPERATION)
- || sync_thread_levels_g(array, SYNC_TREE_NODE - 1));
+ || sync_thread_levels_g(array, SYNC_TREE_NODE - 1, TRUE));
break;
case SYNC_TREE_NODE_NEW:
ut_a(sync_thread_levels_contain(array, SYNC_FSP_PAGE)
|| sync_thread_levels_contain(array, SYNC_IBUF_MUTEX));
break;
case SYNC_INDEX_TREE:
- ut_a((sync_thread_levels_contain(array, SYNC_IBUF_MUTEX)
- && sync_thread_levels_contain(array, SYNC_FSP)
- && sync_thread_levels_g(array, SYNC_FSP_PAGE - 1))
- || sync_thread_levels_g(array, SYNC_TREE_NODE - 1));
+ if (sync_thread_levels_contain(array, SYNC_IBUF_MUTEX)
+ && sync_thread_levels_contain(array, SYNC_FSP)) {
+ ut_a(sync_thread_levels_g(array, SYNC_FSP_PAGE - 1,
+ TRUE));
+ } else {
+ ut_a(sync_thread_levels_g(array, SYNC_TREE_NODE - 1,
+ TRUE));
+ }
break;
case SYNC_IBUF_MUTEX:
- ut_a(sync_thread_levels_g(array, SYNC_FSP_PAGE - 1));
+ ut_a(sync_thread_levels_g(array, SYNC_FSP_PAGE - 1, TRUE));
break;
case SYNC_IBUF_PESS_INSERT_MUTEX:
- ut_a(sync_thread_levels_g(array, SYNC_FSP - 1)
- && !sync_thread_levels_contain(array, SYNC_IBUF_MUTEX));
+ ut_a(sync_thread_levels_g(array, SYNC_FSP - 1, TRUE));
+ ut_a(!sync_thread_levels_contain(array, SYNC_IBUF_MUTEX));
break;
case SYNC_IBUF_HEADER:
- ut_a(sync_thread_levels_g(array, SYNC_FSP - 1)
- && !sync_thread_levels_contain(array, SYNC_IBUF_MUTEX)
- && !sync_thread_levels_contain(
- array, SYNC_IBUF_PESS_INSERT_MUTEX));
+ ut_a(sync_thread_levels_g(array, SYNC_FSP - 1, TRUE));
+ ut_a(!sync_thread_levels_contain(array, SYNC_IBUF_MUTEX));
+ ut_a(!sync_thread_levels_contain(array,
+ SYNC_IBUF_PESS_INSERT_MUTEX));
break;
case SYNC_DICT:
#ifdef UNIV_DEBUG
ut_a(buf_debug_prints
- || sync_thread_levels_g(array, SYNC_DICT));
+ || sync_thread_levels_g(array, SYNC_DICT, TRUE));
#else /* UNIV_DEBUG */
- ut_a(sync_thread_levels_g(array, SYNC_DICT));
+ ut_a(sync_thread_levels_g(array, SYNC_DICT, TRUE));
#endif /* UNIV_DEBUG */
break;
default:
@@ -1358,7 +1377,12 @@ sync_close(void)
mutex_free(&mutex_list_mutex);
#ifdef UNIV_SYNC_DEBUG
mutex_free(&sync_thread_mutex);
+
+ /* Switch latching order checks on in sync0sync.c */
+ sync_order_checks_on = FALSE;
#endif /* UNIV_SYNC_DEBUG */
+
+ sync_initialized = FALSE;
}
/*******************************************************************//**