From ae437a452ed20f9d13c1f17b0356201d54394efa Mon Sep 17 00:00:00 2001 From: Sebastian Ott Date: Mon, 14 Jul 2008 09:58:53 +0200 Subject: [PATCH] [S390] cio: remove lock from ccw_device_oper_notify. Remove unnecessary ccw device locking inside ccw_device_oper_notify. Signed-off-by: Sebastian Ott Acked-by: Cornelia Huck Signed-off-by: Martin Schwidefsky Signed-off-by: Heiko Carstens --- drivers/s390/cio/device_fsm.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c index cd31bb5177e6..8b5fe57fb2f3 100644 --- a/drivers/s390/cio/device_fsm.c +++ b/drivers/s390/cio/device_fsm.c @@ -346,21 +346,15 @@ ccw_device_oper_notify(struct work_struct *work) struct ccw_device_private *priv; struct ccw_device *cdev; int ret; - unsigned long flags; priv = container_of(work, struct ccw_device_private, kick_work); cdev = priv->cdev; ret = ccw_device_notify(cdev, CIO_OPER); - spin_lock_irqsave(cdev->ccwlock, flags); if (ret) { /* Reenable channel measurements, if needed. */ - spin_unlock_irqrestore(cdev->ccwlock, flags); cmf_reenable(cdev); - spin_lock_irqsave(cdev->ccwlock, flags); wake_up(&cdev->private->wait_q); - } - spin_unlock_irqrestore(cdev->ccwlock, flags); - if (!ret) + } else /* Driver doesn't want device back. */ ccw_device_do_unreg_rereg(work); } -- 2.20.1