From 1256e16611dc2086dea34543bcb51e71e1fb493c Mon Sep 17 00:00:00 2001
From: Vasil Dimov <vasil.dimov@oracle.com>
Date: Fri, 14 May 2010 16:38:32 +0300
Subject: [PATCH] Add a debug assertion to make it clear that we expect to own
 the kernel mutex in fill_trx_row().

---
 storage/innobase/trx/trx0i_s.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/storage/innobase/trx/trx0i_s.c b/storage/innobase/trx/trx0i_s.c
index 570098d84ea..1edf0d22d4a 100644
--- a/storage/innobase/trx/trx0i_s.c
+++ b/storage/innobase/trx/trx0i_s.c
@@ -438,6 +438,8 @@ fill_trx_row(
 						which to copy volatile
 						strings */
 {
+	ut_ad(mutex_own(&kernel_mutex));
+
 	row->trx_id = trx_get_id(trx);
 	row->trx_started = (ib_time_t) trx->start_time;
 	row->trx_state = trx_get_que_state_str(trx);