From 4bc0c4f9e74e7a5d62ef4db923b377f2aa474a8f Mon Sep 17 00:00:00 2001 From: Cornelia Huck Date: Mon, 7 Aug 2006 17:00:30 +0200 Subject: [S390] retry after deferred condition code. Do a retry of read device characteristics / read configuration data when a deferred condition code 1 is encountered in ccw_device_wake_up(). Signed-off-by: Cornelia Huck Signed-off-by: Martin Schwidefsky --- drivers/s390/cio/device_ops.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/s390/cio') diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c index a60124264be..9e3de0bd59b 100644 --- a/drivers/s390/cio/device_ops.c +++ b/drivers/s390/cio/device_ops.c @@ -263,6 +263,9 @@ ccw_device_wake_up(struct ccw_device *cdev, unsigned long ip, struct irb *irb) /* Abuse intparm for error reporting. */ if (IS_ERR(irb)) cdev->private->intparm = -EIO; + else if (irb->scsw.cc == 1) + /* Retry for deferred condition code. */ + cdev->private->intparm = -EAGAIN; else if ((irb->scsw.dstat != (DEV_STAT_CHN_END|DEV_STAT_DEV_END)) || (irb->scsw.cstat != 0)) { -- cgit v1.2.3