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authorSergey Vojtovich <svoj@mariadb.org>2015-08-11 11:18:38 +0400
committerSergey Vojtovich <svoj@mariadb.org>2015-08-21 10:40:39 +0400
commit31e365efae28ba3208e80511c4d18fe11a79541a (patch)
treef249682cc42490fc86382f5244a051001dc13c9e /sql/set_var.cc
parent4374da63f03abc472f68f42e4e93261a18bfe417 (diff)
downloadmariadb-git-31e365efae28ba3208e80511c4d18fe11a79541a.tar.gz
MDEV-8010 - Avoid sql_alloc() in Items (Patch #1)
Added mandatory thd parameter to Item (and all derivative classes) constructor. Added thd parameter to all routines that may create items. Also removed "current_thd" from Item::Item. This reduced number of pthread_getspecific() calls from 290 to 177 per OLTP RO transaction.
Diffstat (limited to 'sql/set_var.cc')
-rw-r--r--sql/set_var.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/set_var.cc b/sql/set_var.cc
index 22922563802..53a7d2ad39a 100644
--- a/sql/set_var.cc
+++ b/sql/set_var.cc
@@ -982,7 +982,7 @@ int fill_sysvars(THD *thd, TABLE_LIST *tables, COND *cond)
DBUG_ASSERT(tables->table->in_use == thd);
- cond= make_cond_for_info_schema(cond, tables);
+ cond= make_cond_for_info_schema(thd, cond, tables);
thd->count_cuted_fields= CHECK_FIELD_WARN;
mysql_rwlock_rdlock(&LOCK_system_variables_hash);