Commit 87c70a59 authored by unknown's avatar unknown

Merge aivanov@bk-internal.mysql.com:/home/bk/mysql-5.0

into  mysql.com:/home/alexi/innodb/mysql-5.0-merged

parents 085aa5c9 f6ffb77c
......@@ -59,9 +59,6 @@ before hash index building is started */
#define BTR_SEARCH_BUILD_LIMIT 100
/* How many cells to check before temporarily releasing btr_search_latch */
#define BTR_CHUNK_SIZE 10000
/************************************************************************
Builds a hash index on a page with the given parameters. If the page already
has a hash index with different parameters, the old hash index is removed.
......@@ -1607,6 +1604,11 @@ btr_search_validate(void)
mem_heap_t* heap = NULL;
ulint offsets_[REC_OFFS_NORMAL_SIZE];
ulint* offsets = offsets_;
/* How many cells to check before temporarily releasing
btr_search_latch. */
ulint chunk_size = 10000;
*offsets_ = (sizeof offsets_) / sizeof *offsets_;
rw_lock_x_lock(&btr_search_latch);
......@@ -1616,7 +1618,7 @@ btr_search_validate(void)
for (i = 0; i < cell_count; i++) {
/* We release btr_search_latch every once in a while to
give other queries a chance to run. */
if ((i != 0) && ((i % BTR_CHUNK_SIZE) == 0)) {
if ((i != 0) && ((i % chunk_size) == 0)) {
rw_lock_x_unlock(&btr_search_latch);
os_thread_yield();
rw_lock_x_lock(&btr_search_latch);
......@@ -1675,8 +1677,8 @@ btr_search_validate(void)
}
}
for (i = 0; i < cell_count; i += BTR_CHUNK_SIZE) {
ulint end_index = ut_min(i + BTR_CHUNK_SIZE - 1, cell_count - 1);
for (i = 0; i < cell_count; i += chunk_size) {
ulint end_index = ut_min(i + chunk_size - 1, cell_count - 1);
/* We release btr_search_latch every once in a while to
give other queries a chance to run. */
......
......@@ -989,7 +989,6 @@ innobase_query_caching_of_table_permitted(
mutex_enter_noninline(&kernel_mutex);
trx_print(stderr, trx, 1024);
mutex_exit_noninline(&kernel_mutex);
ut_error;
}
innobase_release_stat_resources(trx);
......@@ -3832,7 +3831,14 @@ ha_innobase::unlock_row(void)
mem_analyze_corruption((byte *) prebuilt->trx);
ut_error;
}
/* Consistent read does not take any locks, thus there is
nothing to unlock. */
if (prebuilt->select_lock_type == LOCK_NONE) {
DBUG_VOID_RETURN;
}
if (srv_locks_unsafe_for_binlog) {
row_unlock_for_mysql(prebuilt, FALSE);
}
......
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