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authorCornelia Huck <cornelia.huck@de.ibm.com>2007-03-05 23:36:02 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2007-03-05 23:36:02 +0100
commit2470b648e17e0216922bb78c7f05b4668402459a (patch)
tree9abfcde8b3e9e6c9cfa8713da4e5ad245fe6afbd /drivers/s390/cio
parent7c8427c3fa1b2e77c5bd8cf219c1d55dccd0f167 (diff)
downloadblackbird-op-linux-2470b648e17e0216922bb78c7f05b4668402459a.tar.gz
blackbird-op-linux-2470b648e17e0216922bb78c7f05b4668402459a.zip
[S390] cio: Call cancel_halt_clear even when actl == 0.
The subchannel may just be status pending, even with actl == 0. We must go through the cancel_halt_clear procedure to put the subchannel into a defined state. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio')
-rw-r--r--drivers/s390/cio/device_fsm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c
index 5172060acdbe..089a3ddd6265 100644
--- a/drivers/s390/cio/device_fsm.c
+++ b/drivers/s390/cio/device_fsm.c
@@ -144,8 +144,8 @@ ccw_device_cancel_halt_clear(struct ccw_device *cdev)
ret = stsch(sch->schid, &sch->schib);
if (ret || !sch->schib.pmcw.dnv)
return -ENODEV;
- if (!sch->schib.pmcw.ena || sch->schib.scsw.actl == 0)
- /* Not operational or no activity -> done. */
+ if (!sch->schib.pmcw.ena)
+ /* Not operational -> done. */
return 0;
/* Stage 1: cancel io. */
if (!(sch->schib.scsw.actl & SCSW_ACTL_HALT_PEND) &&
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