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s390/cio: suppress 2nd path verification during resume 

Do not trigger a path verification in the subchannel event
function during resume from hibernate. This will be started
by the pm_restore callback later.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Reviewed-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott 2012-10-24 11:22:52 +02:00 committed by Martin Schwidefsky
parent 2ab3f29ddd
commit 31370f75de
1 changed files with 1 additions and 7 deletions
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8
drivers/s390/cio/device.c
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@ -1424,7 +1424,7 @@ static enum io_sch_action sch_get_action(struct subchannel *sch)
}
if (device_is_disconnected(cdev))
return IO_SCH_REPROBE;
if (cdev->online)
if (cdev->online && !cdev->private->flags.resuming)
return IO_SCH_VERIFY;
if (cdev->private->state == DEV_STATE_NOT_OPER)
return IO_SCH_UNREG_ATTACH;
@ -1469,12 +1469,6 @@ static int io_subchannel_sch_event(struct subchannel *sch, int process)
rc = 0;
goto out_unlock;
case IO_SCH_VERIFY:
if (cdev->private->flags.resuming == 1) {
if (cio_enable_subchannel(sch, (u32)(addr_t)sch)) {
ccw_device_set_notoper(cdev);
break;
}
}
/* Trigger path verification. */
io_subchannel_verify(sch);
rc = 0;