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-rw-r--r--innobase/lock/lock0lock.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/innobase/lock/lock0lock.c b/innobase/lock/lock0lock.c
index da4092b926e..5fe8dc62f5a 100644
--- a/innobase/lock/lock0lock.c
+++ b/innobase/lock/lock0lock.c
@@ -1863,6 +1863,19 @@ lock_grant(
ut_ad(mutex_own(&kernel_mutex));
lock_reset_lock_and_trx_wait(lock);
+
+ if (lock_get_mode(lock) == LOCK_AUTO_INC) {
+
+ if (lock->trx->auto_inc_lock != NULL) {
+ fprintf(stderr,
+ "InnoDB: Error: trx already had an AUTO-INC lock!\n");
+ }
+
+ /* Store pointer to lock to trx so that we know to
+ release it at the end of the SQL statement */
+
+ lock->trx->auto_inc_lock = lock;
+ }
if (lock_print_waits) {
printf("Lock wait for trx %lu ends\n",