Bug #1247305: InnoDB: Assertion failure in thread <nr> in file trx0trx.c
              line 180

Acquire kernel_mutex to satisfy a debug assertion in
trx_release_descriptor() when calling it from
trx_cleanup_at_db_startup().
Fix for bug #1233841: mysqldump --innodb-optimize-keys produces incorrect
CREATE TABLE statement for partitioned tables
Automerge lp:~pomyks/percona-server/5.5-bug1233841
Automerge lp:~akopytov/percona-server/bug1247305-5.5