s390: use DEFINE_SPINLOCK for initialization

For static initialization of spinlock_t variable, use DEFINE_SPINLOCK
instead of explicitly calling spin_lock_init().

Signed-off-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
4 files changed