luck/tmp_suning_uos_patched
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[S390] cio: css_probe_device() must be called enabled.

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Move css_probe_device() behind giving up the lock for the old subchannel
in css_evaluate_known_subchannel() so we aren't disabled when we call it.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Cornelia Huck 2006-10-27 12:39:17 +02:00 committed by Martin Schwidefsky
parent 95425f19be
commit c2b1449bd1
1 changed files with 3 additions and 4 deletions
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7
drivers/s390/cio/css.c
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@ -271,10 +271,6 @@ static int css_evaluate_known_subchannel(struct subchannel *sch, int slow)
/* Reset intparm to zeroes. */
sch->schib.pmcw.intparm = 0;
cio_modify(sch);
/* Probe if necessary. */
if (action == UNREGISTER_PROBE)
ret = css_probe_device(sch->schid);
break;
case REPROBE:
device_trigger_reprobe(sch);
@ -283,6 +279,9 @@ static int css_evaluate_known_subchannel(struct subchannel *sch, int slow)
break;
}
spin_unlock_irqrestore(&sch->lock, flags);
/* Probe if necessary. */
if (action == UNREGISTER_PROBE)
ret = css_probe_device(sch->schid);
return ret;
}