From d7d12ef2befac4fed0dccaddff11338b654804df Mon Sep 17 00:00:00 2001 From: Peter Oberparleiter Date: Mon, 7 Dec 2009 12:51:32 +0100 Subject: [S390] cio: make steal lock procedure more robust An Unconditional Reserve + Release operation (steal lock) for a boxed device may fail when encountering special error cases (e.g. unit checks or path errors). Fix this by using the more robust ccw_request infrastructure for performing the steal lock CCW program. Signed-off-by: Peter Oberparleiter Signed-off-by: Martin Schwidefsky --- drivers/s390/cio/device.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/s390/cio/device.h') diff --git a/drivers/s390/cio/device.h b/drivers/s390/cio/device.h index 2df519b..bcfe13e 100644 --- a/drivers/s390/cio/device.h +++ b/drivers/s390/cio/device.h @@ -28,6 +28,7 @@ enum dev_state { DEV_STATE_DISCONNECTED_SENSE_ID, DEV_STATE_CMFCHANGE, DEV_STATE_CMFUPDATE, + DEV_STATE_STEAL_LOCK, /* last element! */ NR_DEV_STATES }; @@ -116,6 +117,9 @@ void ccw_device_verify_done(struct ccw_device *, int); void ccw_device_disband_start(struct ccw_device *); void ccw_device_disband_done(struct ccw_device *, int); +void ccw_device_stlck_start(struct ccw_device *, void *, void *, void *); +void ccw_device_stlck_done(struct ccw_device *, void *, int); + int ccw_device_call_handler(struct ccw_device *); int ccw_device_stlck(struct ccw_device *); -- cgit v1.1